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        4 Permanent API jobs in Hampshire + 20 miles

        Software Engineer

        Centrica - CHP
        Windsor, Berkshire
        Competitive + Benefits
        Experience in cloud based and API driven architectures.
        Experience in cloud based and API driven architectures.
        PREMIUM

        44 exact matches jobs are outside your preferred location

        FDE / Customer Engineer | London (5 Days Onsite) | Conversational AI / Enterprise SaaS | Hypergrowth AI Startup | Python, APIs, Integrations, LLMs | £150k-£180k + Equity + Benefits - A hypergrowth AI company is building enterprise-grade conversational AI agents used by some of the world's largest brands to automate and transform customer experience across voice, chat, email, and SMS. Backed by top-tier investors and scaling aggressively, they are now building a dedicated technical delivery function responsible for deploying AI agents into complex enterprise environments. This role sits at the intersection of engineering, AI workflows, and customer delivery, helping enterprise customers launch production-grade AI systems that drive measurable business impact. They are looking for technical, customer-facing engineers with experience delivering complex B2B SaaS solutions ...
        FDE / Customer Engineer | London (5 Days Onsite) | Conversational AI / Enterprise SaaS | Hypergrowth AI Startup | Python, APIs, Integrations, LLMs | £150k-£180k + Equity + Benefits - A hypergrowth AI company is building enterprise-grade conversational AI agents used by some of the world's largest brands to automate and transform customer experience across voice, chat, email, and SMS. Backed by top-tier investors and scaling aggressively, they are now building a dedicated technical delivery function responsible for deploying AI agents into complex enterprise environments. This role sits at the intersection of engineering, AI workflows, and customer delivery, helping enterprise customers launch production-grade AI systems that drive measurable business impact. They are looking for technical, customer-facing engineers with experience delivering complex B2B SaaS solutions ...
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        As a global leader in application and API security, F5 is expanding its capabilities into AI Runtime Security, ensuring organizations can safely operationalize Generative AI across critical business workflows.
        As a global leader in application and API security, F5 is expanding its capabilities into AI Runtime Security, ensuring organizations can safely operationalize Generative AI across critical business workflows.
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        Define and deliver the roadmap for horizontal platform capabilities serving all private markets asset classes including core data services, cross-fund analytics, workflow automation, and API infrastructure. * Familiarity with data architecture concepts: data modeling, ETL pipelines, API design, and event-driven systems. * Experience with API-first product design and developer experience (DX) programs.
        Define and deliver the roadmap for horizontal platform capabilities serving all private markets asset classes including core data services, cross-fund analytics, workflow automation, and API infrastructure. * Familiarity with data architecture concepts: data modeling, ETL pipelines, API design, and event-driven systems. * Experience with API-first product design and developer experience (DX) programs.
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        Accountability for a portion of the ~150 site External Manufacturing (EM) network, which covers Medicines and Vaccines Large Molecule Drug Substance and Drug Product, Medicine Small Molecule API and secondary, including newer product types such as Antibody Drug Conjugates and Oligonucleotides. * Engineering experience in small molecule primary and secondary, including API (Active Pharmaceutical Ingredient) /high toxicity API manufacture.
        Accountability for a portion of the ~150 site External Manufacturing (EM) network, which covers Medicines and Vaccines Large Molecule Drug Substance and Drug Product, Medicine Small Molecule API and secondary, including newer product types such as Antibody Drug Conjugates and Oligonucleotides. * Engineering experience in small molecule primary and secondary, including API (Active Pharmaceutical Ingredient) /high toxicity API manufacture.
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        Deliver Value-Based Technical Messaging: Fluent in both 'API' and 'ROI,' you will translate working prototypes into solid business cases. * Strong Data Engineering Skills & Builder Credibility: Experience working with SQL, Python and building data pipelines and API integrations.
        Deliver Value-Based Technical Messaging: Fluent in both 'API' and 'ROI,' you will translate working prototypes into solid business cases. * Strong Data Engineering Skills & Builder Credibility: Experience working with SQL, Python and building data pipelines and API integrations.
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        Implementation and delivery of new server-side components, microservices, Web APIs, and enhancements to the BestX product. * Exhibiting superior skills across modern Agile engineering, cloud-native architectures, server-side development, and database design. * Developing a strong understanding of Transaction Cost Analysis (TCA) and the key benchmarks required for MiFID II / MiFIR. * Maintaining and enhancing core applications while influencing and shaping technology and architectural decisions. * Taking full ownership of tasks and seeing them through to completion with a strong sense of accountability and quality. * Establishing and enforcing best practices, including clean code, robust design patterns, and maintainable system architectures. * Acting as a catalyst for change, driving continuous improvement and modernisation across the engineering organisation.
        Implementation and delivery of new server-side components, microservices, Web APIs, and enhancements to the BestX product. * Exhibiting superior skills across modern Agile engineering, cloud-native architectures, server-side development, and database design. * Developing a strong understanding of Transaction Cost Analysis (TCA) and the key benchmarks required for MiFID II / MiFIR. * Maintaining and enhancing core applications while influencing and shaping technology and architectural decisions. * Taking full ownership of tasks and seeing them through to completion with a strong sense of accountability and quality. * Establishing and enforcing best practices, including clean code, robust design patterns, and maintainable system architectures. * Acting as a catalyst for change, driving continuous improvement and modernisation across the engineering organisation.
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        At Moody's, we unite the brightest minds to turn todays risks into tomorrows opportunities. We do this by striving to create an inclusive environment where everyone feels welcome to be who they arewith the freedom to exchange ideas, think innovatively, and listen to each other and customers in meaningful ways. Moodys is transforming how the world sees risk. As a global leader in ratings and integrated risk assessment, were advancing AI to move from insight to actionenabling intelligence that not only understands complexity but responds to it. We decode risk to unlock opportunity, helping our clients navigate uncertainty with clarity, speed, and confidence. If you are excited about this opportunity but do not meet every single requirement, please apply! You still may be a great fit for this role or other open roles.
        At Moody's, we unite the brightest minds to turn todays risks into tomorrows opportunities. We do this by striving to create an inclusive environment where everyone feels welcome to be who they arewith the freedom to exchange ideas, think innovatively, and listen to each other and customers in meaningful ways. Moodys is transforming how the world sees risk. As a global leader in ratings and integrated risk assessment, were advancing AI to move from insight to actionenabling intelligence that not only understands complexity but responds to it. We decode risk to unlock opportunity, helping our clients navigate uncertainty with clarity, speed, and confidence. If you are excited about this opportunity but do not meet every single requirement, please apply! You still may be a great fit for this role or other open roles.
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        Senior Software Engineer, AI - Location: London (Hybrid: 2 days in office, 3 days remote) Position Type: Permanent - Are you a seasoned software engineer passionate about pushing the boundaries of what's possible with Generative AI? We are a leading global provider of financial information services, insights, data, and analytics. We are currently seeking a Senior Software Engineer, AI to join our team in London. In this role, you will drive high-impact AI initiatives, design production-ready generative AI platforms, and build scalable, enterprise-grade solutions that shape the future of global markets. What We Offer * Transformative AI Impact: Design and deploy production-ready GenAI platforms, multi-agent systems, and intelligent automation that reshape products in real-time. * Cutting-Edge Tech Stack: Experiment with the latest LLMs, architect RAG implementations, design ...
        Senior Software Engineer, AI - Location: London (Hybrid: 2 days in office, 3 days remote) Position Type: Permanent - Are you a seasoned software engineer passionate about pushing the boundaries of what's possible with Generative AI? We are a leading global provider of financial information services, insights, data, and analytics. We are currently seeking a Senior Software Engineer, AI to join our team in London. In this role, you will drive high-impact AI initiatives, design production-ready generative AI platforms, and build scalable, enterprise-grade solutions that shape the future of global markets. What We Offer * Transformative AI Impact: Design and deploy production-ready GenAI platforms, multi-agent systems, and intelligent automation that reshape products in real-time. * Cutting-Edge Tech Stack: Experiment with the latest LLMs, architect RAG implementations, design ...
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        FEATURED
        Help Shape the Future of AI at ECA International - What if you could help build the AI-native future of a global business? At ECA International, we're already using AI across software development, data ingestion and delivery, with the governance and guardrails in place to support it safely within an enterprise environment. Now we're looking for an Engineering Tech Lead Data & AI to help us scale that capability further. You'll help evolve our existing data platform, built on AWS, Snowflake, S3, Postgres and event-driven services, into an AI-ready foundation that supports new Data Production and Data Discovery experiences across the business. This is an opportunity to work at the intersection of data, engineering and AI, helping to build practical solutions that create real value for both our teams and our clients.
        Help Shape the Future of AI at ECA International - What if you could help build the AI-native future of a global business? At ECA International, we're already using AI across software development, data ingestion and delivery, with the governance and guardrails in place to support it safely within an enterprise environment. Now we're looking for an Engineering Tech Lead Data & AI to help us scale that capability further. You'll help evolve our existing data platform, built on AWS, Snowflake, S3, Postgres and event-driven services, into an AI-ready foundation that supports new Data Production and Data Discovery experiences across the business. This is an opportunity to work at the intersection of data, engineering and AI, helping to build practical solutions that create real value for both our teams and our clients.
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        FEATURED
        About Graphcore - At Graphcore, were building the future of AI compute. Were a team of semiconductor, software and AI experts, with deep experience in creating the complete AI compute stack - from silicon and software to infrastructure at datacenter scale. As part of the SoftBank Group, backed by significant long-term investment, we are delivering key technology into the fast-growing SoftBank AI ecosystem. To meet the vast and exciting AI opportunity, Graphcore is expanding its teams around the world. We are bringing together the brightest minds to solve the toughest problems, in a place where everyone has the opportunity to make an impact on the company, our products and the future of artificial intelligence. Job Summary - We are looking for an experiences Staff Engineer to join our Cloud Platform Team and help develop and deploy clouds and services.
        About Graphcore - At Graphcore, were building the future of AI compute. Were a team of semiconductor, software and AI experts, with deep experience in creating the complete AI compute stack - from silicon and software to infrastructure at datacenter scale. As part of the SoftBank Group, backed by significant long-term investment, we are delivering key technology into the fast-growing SoftBank AI ecosystem. To meet the vast and exciting AI opportunity, Graphcore is expanding its teams around the world. We are bringing together the brightest minds to solve the toughest problems, in a place where everyone has the opportunity to make an impact on the company, our products and the future of artificial intelligence. Job Summary - We are looking for an experiences Staff Engineer to join our Cloud Platform Team and help develop and deploy clouds and services.
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        About this role - Full Stack Developer (Associate) London Engineering Team (Preqin & eFront | BlackRock) Preqin (part of BlackRock) is looking for a skilled Full Stack Developer (Associate) to join our London Engineering Team. In this role, youll help design, build, and run products across Preqin and eFront, supporting applications used by clients globally. Youll collaborate with a high-performing, international team and work across both the technical and functional layers of the product in a fast-growing Private Markets environment. Youll contribute to delivering scalable, cloud-first solutions using modern engineering practices and technologies including .NET, Azure, and modern web frameworks. Python, AWSand Snowflake experience are a plus. Technologies & Concepts * Backend: .NET 8 / .NET 10 (primary) * Frontend: React / TypeScript / Micro front-end architecture
        About this role - Full Stack Developer (Associate) London Engineering Team (Preqin & eFront | BlackRock) Preqin (part of BlackRock) is looking for a skilled Full Stack Developer (Associate) to join our London Engineering Team. In this role, youll help design, build, and run products across Preqin and eFront, supporting applications used by clients globally. Youll collaborate with a high-performing, international team and work across both the technical and functional layers of the product in a fast-growing Private Markets environment. Youll contribute to delivering scalable, cloud-first solutions using modern engineering practices and technologies including .NET, Azure, and modern web frameworks. Python, AWSand Snowflake experience are a plus. Technologies & Concepts * Backend: .NET 8 / .NET 10 (primary) * Frontend: React / TypeScript / Micro front-end architecture
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        Summary - Posted: 18 Mar 2026Weekly Hours: 35 - Role Number:200650956-2114Apple is a place where extraordinary people gather to do their best work. Together we create products and experiences people once couldnt have imagined - and now cant imagine living without. If youre motivated by the idea of making a real impact, and joining a team where we pride ourselves in being one of the most diverse and inclusive companies in the world, a career with Apple might be your dream job! You will become a member of the Sales Finance team at Apple. With approximately 150 employees based across 4 regional hubs within EMEIA (Europe, Middle East, India and Africa), we create value, collaborating with many teams to provide outstanding commercial and financial support. We set the bar high; go out of our way to help others; share knowledge; filter out noise to focus on the essential; encourage ...
        Summary - Posted: 18 Mar 2026Weekly Hours: 35 - Role Number:200650956-2114Apple is a place where extraordinary people gather to do their best work. Together we create products and experiences people once couldnt have imagined - and now cant imagine living without. If youre motivated by the idea of making a real impact, and joining a team where we pride ourselves in being one of the most diverse and inclusive companies in the world, a career with Apple might be your dream job! You will become a member of the Sales Finance team at Apple. With approximately 150 employees based across 4 regional hubs within EMEIA (Europe, Middle East, India and Africa), we create value, collaborating with many teams to provide outstanding commercial and financial support. We set the bar high; go out of our way to help others; share knowledge; filter out noise to focus on the essential; encourage ...
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        NEW

        Engineering Manager/Team Lead

        Oscar Associates (UK) Limited
        London
        £85000 - £130000 per annum
        Engineering Manager | £85,000-£130,000 | London (Hybrid) We're looking for an Engineering Manager to lead strong engineering teams, drive delivery, and help shape how we build and ship software at scale. You'll sit between people, product, and engineering-keeping teams supported, focused, and unblocked. Key skills * Engineering leadership & team management * Agile delivery (Scrum / Kanban) * Hiring, coaching & retention * Technical oversight & architecture awareness * Delivery in cloud environments?? Environment (any of) * Azure-based engineering teams * APIs & integration-heavy systems * Microservices / distributed architectures * Modern cloud-native platforms - If you're the person who brings clarity when things get complex and keeps delivery moving, this could be a strong fit. Oscar Associates (UK) Limited is acting as an Employment Agency in relation to this vacancy.
        Engineering Manager | £85,000-£130,000 | London (Hybrid) We're looking for an Engineering Manager to lead strong engineering teams, drive delivery, and help shape how we build and ship software at scale. You'll sit between people, product, and engineering-keeping teams supported, focused, and unblocked. Key skills * Engineering leadership & team management * Agile delivery (Scrum / Kanban) * Hiring, coaching & retention * Technical oversight & architecture awareness * Delivery in cloud environments?? Environment (any of) * Azure-based engineering teams * APIs & integration-heavy systems * Microservices / distributed architectures * Modern cloud-native platforms - If you're the person who brings clarity when things get complex and keeps delivery moving, this could be a strong fit. Oscar Associates (UK) Limited is acting as an Employment Agency in relation to this vacancy.
        more
        Founding AI Engineer - Location: London (Hybrid / Flexible) Salary: Competitive DOE + Bonus + Equity - Company Overview - We are working with an early-stage technology company building AI-native systems that help large organisations better understand, govern, and secure complex data and identity ecosystems. Operating at the intersection of AI, cyber security, and enterprise data platforms, the business is focused on transforming how organisations model access, risk, and data relationships across increasingly distributed cloud environments. The team is small, highly technical, and product-focused, with a strong bias toward ownership, rapid iteration, and building systems that operate in complex, real-world enterprise environments. Engineering sits at the centre of everything, and individuals are expected to have a direct impact on product direction and architecture. The Role
        Founding AI Engineer - Location: London (Hybrid / Flexible) Salary: Competitive DOE + Bonus + Equity - Company Overview - We are working with an early-stage technology company building AI-native systems that help large organisations better understand, govern, and secure complex data and identity ecosystems. Operating at the intersection of AI, cyber security, and enterprise data platforms, the business is focused on transforming how organisations model access, risk, and data relationships across increasingly distributed cloud environments. The team is small, highly technical, and product-focused, with a strong bias toward ownership, rapid iteration, and building systems that operate in complex, real-world enterprise environments. Engineering sits at the centre of everything, and individuals are expected to have a direct impact on product direction and architecture. The Role
        more
        Are you a Principal Test Engineer looking to harness AI-powered testing tools to shape the future of modern QA engineering? A leading organisation is undergoing an exciting evolution in their testing capability and they're looking for a Principal Test Engineer with a genuine passion for AI-powered testing automation, innovation, and modern engineering practices. This is a senior-level opportunity for a testing expert who thrives in complex environments, enjoys influencing strategy, and wants to play a key role in how AI enhances software quality, automation, and delivery standards. Location: London - Salary: £80,000 - £90,000 + bonus + benefits (life and medical package) Hybrid: 2 days onsite * Leading end-to-end testing strategy across large-scale, complex programmes and multiple delivery teams * Designing, maintaining, and evolving test automation frameworks and modern ...
        Are you a Principal Test Engineer looking to harness AI-powered testing tools to shape the future of modern QA engineering? A leading organisation is undergoing an exciting evolution in their testing capability and they're looking for a Principal Test Engineer with a genuine passion for AI-powered testing automation, innovation, and modern engineering practices. This is a senior-level opportunity for a testing expert who thrives in complex environments, enjoys influencing strategy, and wants to play a key role in how AI enhances software quality, automation, and delivery standards. Location: London - Salary: £80,000 - £90,000 + bonus + benefits (life and medical package) Hybrid: 2 days onsite * Leading end-to-end testing strategy across large-scale, complex programmes and multiple delivery teams * Designing, maintaining, and evolving test automation frameworks and modern ...
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        FEATURED
        Lead development of API-first, SaaS/PaaS-based AI products, including analytics, risk models, and intelligent reporting tools * Strong experience designing and delivering API-driven, distributed, cloud-native systems
        Lead development of API-first, SaaS/PaaS-based AI products, including analytics, risk models, and intelligent reporting tools * Strong experience designing and delivering API-driven, distributed, cloud-native systems
        more
        Lead and contribute to hands-on development of integration solutions using Logic Apps, Function components, Message Bus services, Event Grid services, and API Manager instances * Design and implement solutions using Azure integration services (e.g. Logic Apps, Function components, Message Bus services, Event Grid services, and API Manager instances) * Strong background in .NET / C# application development and API-based architectures.
        Lead and contribute to hands-on development of integration solutions using Logic Apps, Function components, Message Bus services, Event Grid services, and API Manager instances * Design and implement solutions using Azure integration services (e.g. Logic Apps, Function components, Message Bus services, Event Grid services, and API Manager instances) * Strong background in .NET / C# application development and API-based architectures.
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        We are looking for a rare hybrid talent someone who can hack together end-to-end prototypes at speed while also standing confidently in front of a customers executive team. This role sits at the intersection of engineering, product, and business development. You will be one of the first technical faces customers meet, building semi-deployable prototypes, testing product-market fit in the wild, and representing us in high-stakes conversations with senior stakeholders. If youre an entrepreneurial engineer who thrives in ambiguity, loves building quickly, and wants to see the immediate impact of your work with customers, this role is for you. * Rapidly design, build, and deliver end-to-end prototypes, demos, and proofs-of-concept that help prospects and partners experience the art of the possible.
        We are looking for a rare hybrid talent someone who can hack together end-to-end prototypes at speed while also standing confidently in front of a customers executive team. This role sits at the intersection of engineering, product, and business development. You will be one of the first technical faces customers meet, building semi-deployable prototypes, testing product-market fit in the wild, and representing us in high-stakes conversations with senior stakeholders. If youre an entrepreneurial engineer who thrives in ambiguity, loves building quickly, and wants to see the immediate impact of your work with customers, this role is for you. * Rapidly design, build, and deliver end-to-end prototypes, demos, and proofs-of-concept that help prospects and partners experience the art of the possible.
        more

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        What is the average salary for API in Hampshire?

        Average salary per year
        £52,499

        The average salary for a API in Hampshire is £52,499. API in Hampshire salaries range from £42,499 to £62,499.

        Frequently Asked Questions

        How many permanent API jobs are there in Hampshire?
        There are 4 permanent API jobs within 20 miles of Hampshire available on JustEngineers right now.

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