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        13 API jobs in South East + 20 miles

        Lead Applied AI Engineer

        SUMMER-BROWNING ASSOCIATES LIMITED
        E1, East London
        £700 - £750 per day
        Familiarity with tools for working with Large Language Models via API or in a local context (e.g. HuggingFace transformers).
        Familiarity with tools for working with Large Language Models via API or in a local context (e.g. HuggingFace transformers).
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        Strong experience with RESTful API integrations * Familiarity with authentication protocols (OAuth2, API keys)
        Strong experience with RESTful API integrations * Familiarity with authentication protocols (OAuth2, API keys)
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        NEW
        Strong hands-on knowledge of Azure integration services (Logic Apps, Azure Functions, Service Bus, API * Experience with REST API testing, Swagger/OpenAPI validation, and API test automation. * Experience with contract testing frameworks (Pact) and API mocking/stubbing approaches.
        Strong hands-on knowledge of Azure integration services (Logic Apps, Azure Functions, Service Bus, API * Experience with REST API testing, Swagger/OpenAPI validation, and API test automation. * Experience with contract testing frameworks (Pact) and API mocking/stubbing approaches.
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        Lead AI Engineer

        Change-IT Consulting Ltd
        London
        From £700 to £750 per day
        Familiarity with tools for working with Large Language Models via API or in a local context (e.g. HuggingFace transformers).
        Familiarity with tools for working with Large Language Models via API or in a local context (e.g. HuggingFace transformers).
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        NEW
        Deliver front-end excellence: Build fast, responsive web apps using Vite, React Query, Context API, and CSS frameworks. * Design for scale: Lead on API design, performance optimisation, and secure, cloud-ready architectures.
        Deliver front-end excellence: Build fast, responsive web apps using Vite, React Query, Context API, and CSS frameworks. * Design for scale: Lead on API design, performance optimisation, and secure, cloud-ready architectures.
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        NEW

        Non-Functional Testing Engineer

        McGregor Boyall Associates Limited
        E1, East London
        £75000 - £850000 per annum + + Additional Benefits
        I'm supporting a client of mine in their search for a Non-Functional Testing Specialist to help define, shape, and manage their Non-Functional test requirements. *Please note that although Performance Testing is part of the role, this is a full-fledged Non-Functional Test Engineer role, covering Performance, Disaster Recovery, Microservices, Resilience, Alerting, Security & Monitoring.* As a specialist in non-functional testing, you will play a key role in supporting Product Owners by helping to define, refine, and manage non-functional test requirements. Collaborating closely with technical experts and analysts, you will convert these requirements into a comprehensive test strategy. You will also be responsible for ensuring that planning, preparation, and execution of the tests are carried out effectively and on schedule, in close coordination with the Infrastructure
        I'm supporting a client of mine in their search for a Non-Functional Testing Specialist to help define, shape, and manage their Non-Functional test requirements. *Please note that although Performance Testing is part of the role, this is a full-fledged Non-Functional Test Engineer role, covering Performance, Disaster Recovery, Microservices, Resilience, Alerting, Security & Monitoring.* As a specialist in non-functional testing, you will play a key role in supporting Product Owners by helping to define, refine, and manage non-functional test requirements. Collaborating closely with technical experts and analysts, you will convert these requirements into a comprehensive test strategy. You will also be responsible for ensuring that planning, preparation, and execution of the tests are carried out effectively and on schedule, in close coordination with the Infrastructure
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        NEW
        Espire Infolabs is hiring for MS Power Platform Engineer for London, UK location. Job Title: MS Power Platform Engineer - Job Type: Permanent - Job Location: London (3 Days/week onsite) We are seeking a skilled Power Platform Engineer with deep insurance industry expertise to design, develop, and implement automation solutions using Microsoft Power Platform technologies. The successful candidate will serve as a technical expert in Power Automate and broader Power Platform capabilities while effectively managing stakeholder relationships and driving digital transformation initiatives within the insurance and re-insurance domain. Key Responsibilities - Technical Development * Design and develop complex automation workflows using Power Automate (formerly Microsoft Flow) * Microsoft Copilot Studio * Build custom applications using Power Apps to meet specific business requ
        Espire Infolabs is hiring for MS Power Platform Engineer for London, UK location. Job Title: MS Power Platform Engineer - Job Type: Permanent - Job Location: London (3 Days/week onsite) We are seeking a skilled Power Platform Engineer with deep insurance industry expertise to design, develop, and implement automation solutions using Microsoft Power Platform technologies. The successful candidate will serve as a technical expert in Power Automate and broader Power Platform capabilities while effectively managing stakeholder relationships and driving digital transformation initiatives within the insurance and re-insurance domain. Key Responsibilities - Technical Development * Design and develop complex automation workflows using Power Automate (formerly Microsoft Flow) * Microsoft Copilot Studio * Build custom applications using Power Apps to meet specific business requ
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        NEWFEATURED

        Lead Android Engineer

        Halian Technology Limited
        London
        From £82,000 to £92,000 per annum
        Halian Technology are searching for an Lead Android Engineerto join our clients forward-thinking mobile team. Our client isone of the UKs most trusted and innovative omni-channel retailers, where technology and customer experience go hand in hand. If youre passionate about delivering high-quality mobile experiences and want to work with modern tools, great people, and at a company where learning and development are core valuesthis is the role for you. * Influence architecture and development strategy within a high-performing Agile squad. * Provide technical assurance and guidance across complex, high-impact projects. * Collaborate cross-functionally with iOS Engineers, BAs, QAs, Designers, and UX Specialists. * Champion Android best practices including Accessibility, CI/CD, TDD, and clean architecture.
        Halian Technology are searching for an Lead Android Engineerto join our clients forward-thinking mobile team. Our client isone of the UKs most trusted and innovative omni-channel retailers, where technology and customer experience go hand in hand. If youre passionate about delivering high-quality mobile experiences and want to work with modern tools, great people, and at a company where learning and development are core valuesthis is the role for you. * Influence architecture and development strategy within a high-performing Agile squad. * Provide technical assurance and guidance across complex, high-impact projects. * Collaborate cross-functionally with iOS Engineers, BAs, QAs, Designers, and UX Specialists. * Champion Android best practices including Accessibility, CI/CD, TDD, and clean architecture.
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        NEW
        Experience with Microsoft Azure services, particularly Azure OpenAI, Azure AD, and integration services (e.g., Logic Apps, API Management). * Expertise in Microsoft Graph API, Microsoft 365 compliance and security, and identity management.
        Experience with Microsoft Azure services, particularly Azure OpenAI, Azure AD, and integration services (e.g., Logic Apps, API Management). * Expertise in Microsoft Graph API, Microsoft 365 compliance and security, and identity management.
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        FEATURED
        What we are building - Mimica's mission is to empower enterprises, teams, and individuals to reclaim their most precious resource time and work more efficiently, with greater purpose and impact. Our AI-powered task mining observes employee actions across the desktop and categorizes them into detailed process maps. Mimicas process intelligence highlights inefficiencies, prioritizes improvements based on ROI, recommends the optimal technology for automation (RPA, intelligent document processing, GenAI), and provides a blueprint for building new automations and transforming work. Our approach to engineering * We prioritize customer needs first * We work in small, project-based teams * We have flexibility in terms of the problems we work on * We own the full lifecycle of our projects * We avoid silos and encourage taking up tasks in new areas * We balance quality and velo
        What we are building - Mimica's mission is to empower enterprises, teams, and individuals to reclaim their most precious resource time and work more efficiently, with greater purpose and impact. Our AI-powered task mining observes employee actions across the desktop and categorizes them into detailed process maps. Mimicas process intelligence highlights inefficiencies, prioritizes improvements based on ROI, recommends the optimal technology for automation (RPA, intelligent document processing, GenAI), and provides a blueprint for building new automations and transforming work. Our approach to engineering * We prioritize customer needs first * We work in small, project-based teams * We have flexibility in terms of the problems we work on * We own the full lifecycle of our projects * We avoid silos and encourage taking up tasks in new areas * We balance quality and velo
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        About us - Climate X is a purpose-driven technology company, backed by GV (Google Ventures), Western Technologies (early investors in Meta, Google, Palantir), Commerz Ventures, Pale Blue Dot, Deloitte, and other world-class investors. We're a wonderfully diverse, growing team with physical offices in London and New York City. Demand for Climate X is growing fast, and we need to build our team! You'll be at the front of a nascent industry, working as part of a fantastic and diverse team, doing things that you can be proud of. We're excited to have the opportunity to speak with you during this process. Our mission - To deepen the understanding of our changing planet and inspire meaningful action. What we do * We're helping the world become more resilient to the impacts of physical climate risks (including floods, fires, storms and more).
        About us - Climate X is a purpose-driven technology company, backed by GV (Google Ventures), Western Technologies (early investors in Meta, Google, Palantir), Commerz Ventures, Pale Blue Dot, Deloitte, and other world-class investors. We're a wonderfully diverse, growing team with physical offices in London and New York City. Demand for Climate X is growing fast, and we need to build our team! You'll be at the front of a nascent industry, working as part of a fantastic and diverse team, doing things that you can be proud of. We're excited to have the opportunity to speak with you during this process. Our mission - To deepen the understanding of our changing planet and inspire meaningful action. What we do * We're helping the world become more resilient to the impacts of physical climate risks (including floods, fires, storms and more).
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        3 exact matches jobs are outside your preferred location

        When applying for roles at Tealium, please use our official careers page or LinkedIn company profile. All other sites where Tealium careers may appear may not be legitimate. WHO WE ARE Tealium is the trusted leader in real-time Customer Data Platforms (CDP), helping organizations unify their customer data to deliver more personalized, privacy-conscious experiences. As the demand for connected, intelligent customer engagement grows, Tealiums leadership in CDP is translating directly into leadership in enabling enterprise AI strategies. By providing clean, consented, and actionable data, Tealium empowers its customers to accelerate the adoption of AI and machine learning, fueling smarter personalization, predictive insights, and business outcomes at scale. More than 800 leading global brands trust Tealium to power their customer data strategies and deliver real-time, ..
        When applying for roles at Tealium, please use our official careers page or LinkedIn company profile. All other sites where Tealium careers may appear may not be legitimate. WHO WE ARE Tealium is the trusted leader in real-time Customer Data Platforms (CDP), helping organizations unify their customer data to deliver more personalized, privacy-conscious experiences. As the demand for connected, intelligent customer engagement grows, Tealiums leadership in CDP is translating directly into leadership in enabling enterprise AI strategies. By providing clean, consented, and actionable data, Tealium empowers its customers to accelerate the adoption of AI and machine learning, fueling smarter personalization, predictive insights, and business outcomes at scale. More than 800 leading global brands trust Tealium to power their customer data strategies and deliver real-time, ..
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        AI Solutions Engineer

        McGregor Boyall Associates Limited
        EC1, City of London
        Negotiable
        McGregor Boyall have partnered with a Logistics company who are seeking support to identify, design, and create AI-driven solutions that can drive operational efficiency and foster innovation across their organization. * Identifying and prioritizing high-impact AI use cases across departments * Designing and deploying AI agents and tools to automate tasks and optimize internal workflows. * Integrating AI capabilities with existing systems and platforms. * Leveraging proprietary and external data to develop, train, and fine-tune user-generated AI models. * Ensuring all solutions meet rigorous standards for data privacy, security, and compliance. * improving solutions based on real-world usage and feedback. * Build and deploy AI-powered workflows - This is a contract role - negotiable day rate. * Python or JavaScript * Knowledge of automation platforms * Strong experien
        McGregor Boyall have partnered with a Logistics company who are seeking support to identify, design, and create AI-driven solutions that can drive operational efficiency and foster innovation across their organization. * Identifying and prioritizing high-impact AI use cases across departments * Designing and deploying AI agents and tools to automate tasks and optimize internal workflows. * Integrating AI capabilities with existing systems and platforms. * Leveraging proprietary and external data to develop, train, and fine-tune user-generated AI models. * Ensuring all solutions meet rigorous standards for data privacy, security, and compliance. * improving solutions based on real-world usage and feedback. * Build and deploy AI-powered workflows - This is a contract role - negotiable day rate. * Python or JavaScript * Knowledge of automation platforms * Strong experien
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        NEW

        Lead Engineer - Global investment bank

        McGregor Boyall Associates Limited
        London
        £150000 - £180000 per annum + bonus, pension, healthcare
        This is an opportunity to join at SVP level as a hands-on Technical Lead, steering engineering standards, cloud strategy, and distributed system design for one of the most ambitious financial technology projects in the world. * Lead technical direction of a next-gen cross-asset risk platform - We are partnering with a global financial institution on a Greenfield platform build that will redefine large-scale risk and trading technology. Why apply? * Greenfield engineering - modern tech stack: Java, Spring Boot, Kubernetes (EKS & GKE), Kafka, Apache Ignite, MongoDB, RabbitMQ, Solace * Massive scale - billions of risk calculations per day across trading desks globally * Impact & visibility - shape the technical direction while mentoring global engineering teams * Hybrid working - Moorgate Innovation Lab, 2 days per week onsite * Compensa
        This is an opportunity to join at SVP level as a hands-on Technical Lead, steering engineering standards, cloud strategy, and distributed system design for one of the most ambitious financial technology projects in the world. * Lead technical direction of a next-gen cross-asset risk platform - We are partnering with a global financial institution on a Greenfield platform build that will redefine large-scale risk and trading technology. Why apply? * Greenfield engineering - modern tech stack: Java, Spring Boot, Kubernetes (EKS & GKE), Kafka, Apache Ignite, MongoDB, RabbitMQ, Solace * Massive scale - billions of risk calculations per day across trading desks globally * Impact & visibility - shape the technical direction while mentoring global engineering teams * Hybrid working - Moorgate Innovation Lab, 2 days per week onsite * Compensa
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        NEW
        We are looking for a motivated Performance engineer to influence the roadmap of our communication libraries. This is an outstanding opportunity for someone with HPC and performance background to advance the state of the art in this space. * M.S. (or equivalent experience) or PHD in Computer Science, or related field with relevant performance engineering and HPC experience * Experience conducting performance benchmarking and triage on large scale HPC clusters - NVIDIA is leading the way in groundbreaking developments in Artificial Intelligence, High Performance Computing and Visualization. Our GPU communication libraries are crucial for scaling Deep Learning and HPC applications! The DL and HPC applications of today have a huge compute demand and run on scales which go up to tens of thousands of GPUs. Communication performance between the GPUs has a direct impact on th
        We are looking for a motivated Performance engineer to influence the roadmap of our communication libraries. This is an outstanding opportunity for someone with HPC and performance background to advance the state of the art in this space. * M.S. (or equivalent experience) or PHD in Computer Science, or related field with relevant performance engineering and HPC experience * Experience conducting performance benchmarking and triage on large scale HPC clusters - NVIDIA is leading the way in groundbreaking developments in Artificial Intelligence, High Performance Computing and Visualization. Our GPU communication libraries are crucial for scaling Deep Learning and HPC applications! The DL and HPC applications of today have a huge compute demand and run on scales which go up to tens of thousands of GPUs. Communication performance between the GPUs has a direct impact on th
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        NEW
        Network Infrastructure Automation Engineer X3 with strong skills in network automation and ideally expereince of migrating networks from Cisco to Aruba, is needed to support our higher education client drive forward the automation of their network automation, which is the largest across the UK higher education sector. * Network infrastructure automation using DevOps practices. * Strong hands-on experience with: Terraform, Ansible, or similar IaC tools CI/CD tools (e.g., Jenkins, GitLab CI, Azure DevOps) AND Cloud platforms (AWS, Azure, or GCP) The scope will be to design, implement and test the automation of Network Infrastructure development which enables a scalable, secure, automated and resilient network service across our clients network estate. * Technical lead of infrastructure-as-code (IaC), automation, deployment, configuration, management and scaling.
        Network Infrastructure Automation Engineer X3 with strong skills in network automation and ideally expereince of migrating networks from Cisco to Aruba, is needed to support our higher education client drive forward the automation of their network automation, which is the largest across the UK higher education sector. * Network infrastructure automation using DevOps practices. * Strong hands-on experience with: Terraform, Ansible, or similar IaC tools CI/CD tools (e.g., Jenkins, GitLab CI, Azure DevOps) AND Cloud platforms (AWS, Azure, or GCP) The scope will be to design, implement and test the automation of Network Infrastructure development which enables a scalable, secure, automated and resilient network service across our clients network estate. * Technical lead of infrastructure-as-code (IaC), automation, deployment, configuration, management and scaling.
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        NEW
        The Product Test and Diagnosis team requires more expertise and experience in the area of board / PCBA hardware test as part of our mission to deliver the high quality manufacturing test solutions that our advanced technology products require. * Experience in manufacturing test of advanced electronic systems - A melting pot of AI research specialists, silicon designers, software engineers and systems architects, Graphcore enjoys a culture of continuous learning and constant innovation. The role requires close interaction with the hardware design team and other parts of the PTD team in order to define and develop appropriate test solutions using techniques such as boundary scan and embedded functional test. The Product
        The Product Test and Diagnosis team requires more expertise and experience in the area of board / PCBA hardware test as part of our mission to deliver the high quality manufacturing test solutions that our advanced technology products require. * Experience in manufacturing test of advanced electronic systems - A melting pot of AI research specialists, silicon designers, software engineers and systems architects, Graphcore enjoys a culture of continuous learning and constant innovation. The role requires close interaction with the hardware design team and other parts of the PTD team in order to define and develop appropriate test solutions using techniques such as boundary scan and embedded functional test. The Product
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        Solutions Engineer

        THE IDOLS GROUP LIMITED
        London
        £80000 - £100000 per annum
        Data Idols are working with a fast-growing technology organisation to hire a Solutions Engineer. As a Solutions Engineer, you'll operate at the crossroads of data engineering, analytics, and stakeholder engagement. This is a highly collaborative, client-facing role focused on delivering impactful, data-driven solutions to real-world business challenges. You'll be embedded directly into client teams, helping to scope business needs, define solution architecture, and implement scalable data products that deliver measurable value. This role offers the chance to bridge technical expertise with commercial outcomes-perfect for someone who enjoys designing and deploying solutions while partnering closely with both technical and non-technical stakeholders. * Supporting deployment and integrat
        Data Idols are working with a fast-growing technology organisation to hire a Solutions Engineer. As a Solutions Engineer, you'll operate at the crossroads of data engineering, analytics, and stakeholder engagement. This is a highly collaborative, client-facing role focused on delivering impactful, data-driven solutions to real-world business challenges. You'll be embedded directly into client teams, helping to scope business needs, define solution architecture, and implement scalable data products that deliver measurable value. This role offers the chance to bridge technical expertise with commercial outcomes-perfect for someone who enjoys designing and deploying solutions while partnering closely with both technical and non-technical stakeholders. * Supporting deployment and integrat
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        FEATURED
        Contract Senior Data Engineer As a Senior Data Engineer, you will be responsible for designing, developing and optimizing real time streaming data platforms. * Contract position available for UK-based candidates - As a Senior, you will play a key figure in taking control and leading the project. * UK-Based organisation - 2 days on-site in the North West * 3 months (extensions likely) * Outside IR35 * Day rate: £450-500 * To apply please email - We are one of the UK's leading organisations within the Betting and Gaming industry. You will be highly experienced with Apache Spark and Databricks and will have used these in your most recent roles. You will need to be in our North West office twice per week. * Databricks * Apache Spark * Databricks certified (preferable) I l
        Contract Senior Data Engineer As a Senior Data Engineer, you will be responsible for designing, developing and optimizing real time streaming data platforms. * Contract position available for UK-based candidates - As a Senior, you will play a key figure in taking control and leading the project. * UK-Based organisation - 2 days on-site in the North West * 3 months (extensions likely) * Outside IR35 * Day rate: £450-500 * To apply please email - We are one of the UK's leading organisations within the Betting and Gaming industry. You will be highly experienced with Apache Spark and Databricks and will have used these in your most recent roles. You will need to be in our North West office twice per week. * Databricks * Apache Spark * Databricks certified (preferable) I l
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        FEATURED
        Senior Engineer - Active Security Clearance (SC), D365 Finance We are currently seeking SC-cleared candidates for a Senior Engineer role focused on Dynamics 365 Finance & Operations and Commerce. * Proven experience as Senior Engineer focussed on Dynamics F&O and Commerce - By applying for this job you accept the T&C's, Privacy Policy and Disclaimers which can be found at hays.co.uk - Up to £550 per day (Inside IR35) Remote / must be UK based - 12 months - This is a long-term opportunity to support a high-profile programme with a strong focus on environment strategy and deployment lifecycle management. * Active Security Clearance (SC) * Proven experience provisioning environments via Lifecycle Services (LCS), including Dataverse and SQL configuration. * Skilled in man
        Senior Engineer - Active Security Clearance (SC), D365 Finance We are currently seeking SC-cleared candidates for a Senior Engineer role focused on Dynamics 365 Finance & Operations and Commerce. * Proven experience as Senior Engineer focussed on Dynamics F&O and Commerce - By applying for this job you accept the T&C's, Privacy Policy and Disclaimers which can be found at hays.co.uk - Up to £550 per day (Inside IR35) Remote / must be UK based - 12 months - This is a long-term opportunity to support a high-profile programme with a strong focus on environment strategy and deployment lifecycle management. * Active Security Clearance (SC) * Proven experience provisioning environments via Lifecycle Services (LCS), including Dataverse and SQL configuration. * Skilled in man
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        FryerMiles are delighted to be partnering with a renowned consultant to assist with their recruitment of multiple Palantir Engineers / Developers to join their team in London. * Active DV Clearance, UKEO * Palantir Foundry / Gotham experience * Strong engineering background * Strong coder with demonstrated proficiency in programming languages such as Python, TypeScript/JavaScript, or similar.
        FryerMiles are delighted to be partnering with a renowned consultant to assist with their recruitment of multiple Palantir Engineers / Developers to join their team in London. * Active DV Clearance, UKEO * Palantir Foundry / Gotham experience * Strong engineering background * Strong coder with demonstrated proficiency in programming languages such as Python, TypeScript/JavaScript, or similar.
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        What is the average salary for API in South East?

        Average salary per year
        £67,499

        The average salary for a API in South East is £67,499. API in South East salaries range from £52,499 to £82,499.

        Frequently Asked Questions

        How many API jobs are there in South East?
        There are 13 API jobs within 20 miles of South East available on JustEngineers right now.

        What other similar jobs are there to API jobs in South East?
        As well as API jobs in South East, you can find Engineering, Software Development, Infrastructure, amongst many others.