Date posted
Commute time
Locations
Type of Company
Job types
Salaries
Locations
1 Contract API job in Cambridgeshire + 20 miles
)
QA Test Engineer Python API Automation
QA Test Engineer Python API Automation
Client Server
Milton, CB24
£40000 - £50000 per annum + bonus + benefits
You have API testing experience
You have API testing experience
NEWPREMIUM
17 exact matches jobs are outside your preferred location
)
We employ a micro front-end (MFE) architecture on the web, and agentic workflows with API-first services behind it, to integrate risk insights seamlessly across workflows and surfaces. * Design, develop, and operate secure, scalable APIs/microservices in Python (FastAPI) or Java (Spring Boot), following API-first principles * Experience building and consuming APIs; strong grasp of REST/gRPC and API
We employ a micro front-end (MFE) architecture on the web, and agentic workflows with API-first services behind it, to integrate risk insights seamlessly across workflows and surfaces. * Design, develop, and operate secure, scalable APIs/microservices in Python (FastAPI) or Java (Spring Boot), following API-first principles * Experience building and consuming APIs; strong grasp of REST/gRPC and API
NEW
)
Position: AI Engineer / AI Agent / Backend AI Engineer - Location: Remote - Work Type: Contract - We're looking for an AI Engineer to design and deliver scalable AI/ML systems and agentic applications. You'll work on LLMs, RAG pipelines, model deployment, and cloud-native solutions that drive real-world impact. * Strong coding skills in Java / TypeScript /Python * Experience with LLMs, NLP, and ML frameworks (Hugging Face, PyTorch, TensorFlow, LangChain) * Cloud & DevOps expertise (AWS/Azure, Docker, Kubernetes, CI/CD pipelines) * Knowledge of microservices, APIs, distributed systems - Why join us? * Work on cutting-edge AI innovation * Collaborative, cross-functional environment * Competitive salary + growth opportunities - We encourage you to apply or send me your updated resume to nandiraju . b @ randstad . co. uk
Position: AI Engineer / AI Agent / Backend AI Engineer - Location: Remote - Work Type: Contract - We're looking for an AI Engineer to design and deliver scalable AI/ML systems and agentic applications. You'll work on LLMs, RAG pipelines, model deployment, and cloud-native solutions that drive real-world impact. * Strong coding skills in Java / TypeScript /Python * Experience with LLMs, NLP, and ML frameworks (Hugging Face, PyTorch, TensorFlow, LangChain) * Cloud & DevOps expertise (AWS/Azure, Docker, Kubernetes, CI/CD pipelines) * Knowledge of microservices, APIs, distributed systems - Why join us? * Work on cutting-edge AI innovation * Collaborative, cross-functional environment * Competitive salary + growth opportunities - We encourage you to apply or send me your updated resume to nandiraju . b @ randstad . co. uk
NEWFEATURED
)
Experience with API testing tools (e.g., Postman, REST Assured).
Experience with API testing tools (e.g., Postman, REST Assured).
NEW
)
World Wide Technology (WWT), a global technology integrator and IT solutions provider. World Wide Technology, established in 1990 in St. Louis, Missouri, collaborates with OEMs like Cisco and Dell EMC to offer infrastructure security and custom app development services to Fortune 500 companies in various sectors. With over 10,000 employees globally, we generate $17 billion in annual revenue and operate in regions including the US, UK, Canada, Europe, Costa Rica, APAC, and Middle East. We're proud to be consistently recognized as a top employer by Fortune and Glassdoor for over 13 years. World Wide Technology Holding Co, LLC (WWT) has an opportunity for a AI Platform Operations Manager. Below is the JD for the role. Please help me with the information needed to process your application, and I will contact you to discuss the role. This is a contract Role & Outside IR35
World Wide Technology (WWT), a global technology integrator and IT solutions provider. World Wide Technology, established in 1990 in St. Louis, Missouri, collaborates with OEMs like Cisco and Dell EMC to offer infrastructure security and custom app development services to Fortune 500 companies in various sectors. With over 10,000 employees globally, we generate $17 billion in annual revenue and operate in regions including the US, UK, Canada, Europe, Costa Rica, APAC, and Middle East. We're proud to be consistently recognized as a top employer by Fortune and Glassdoor for over 13 years. World Wide Technology Holding Co, LLC (WWT) has an opportunity for a AI Platform Operations Manager. Below is the JD for the role. Please help me with the information needed to process your application, and I will contact you to discuss the role. This is a contract Role & Outside IR35
NEW
)
4+ years automation testing skills (Selenium, Katalon, GT-UI, GT-API). * Web services testing / API testing skills is a plus.
4+ years automation testing skills (Selenium, Katalon, GT-UI, GT-API). * Web services testing / API testing skills is a plus.
NEW
)
Most functionality is written by the API or integrations team but we need a strong developer that can do both.
Most functionality is written by the API or integrations team but we need a strong developer that can do both.
NEWFEATURED
We are building the first European Investment API that empowers businesses to offer seamless investment experiences to their users. We are looking for a full-time Head of Engineering to help us build a securities API for financial institutions, the first API of that kind in Europe. These teams are responsible for critical domains such as Orders, Trading Partner integrations, Position, and Wealth Management, all of which are essential for Upvests Investment API. The Brokerage Tribe plays a crucial role in the Investment API Platform, overseeing a wide range of user journey aspects. * Assume ownership of business-critical components within the Investment API, influencing its roadmap and delivering strategic impact to establish Upvest as a reliable partner. * Experience
We are building the first European Investment API that empowers businesses to offer seamless investment experiences to their users. We are looking for a full-time Head of Engineering to help us build a securities API for financial institutions, the first API of that kind in Europe. These teams are responsible for critical domains such as Orders, Trading Partner integrations, Position, and Wealth Management, all of which are essential for Upvests Investment API. The Brokerage Tribe plays a crucial role in the Investment API Platform, overseeing a wide range of user journey aspects. * Assume ownership of business-critical components within the Investment API, influencing its roadmap and delivering strategic impact to establish Upvest as a reliable partner. * Experience
NEW
Experience with API-first platforms and optimizing front-end systems that consume complex API data.
Experience with API-first platforms and optimizing front-end systems that consume complex API data.
At the time of inception, cloud-based systems and API fluency were new.
At the time of inception, cloud-based systems and API fluency were new.
Join Our Journey in Transforming Data into Insights - At CluedIn, we're reshaping the future of data management with an Azure-native, graph-based Modern Master Data Management (MDM) platform that simplifies and accelerates how businesses manage their datamaking it faster, smarter, and more accessible. Trusted by global industry leaders, our technology enables organisations to unlock the full value of their data and drive meaningful transformation. As Microsoft's preferred MDM partner and the first solution integrated with Azure OpenAI, we're setting new standards for innovation in this space. Backed by five-star reviews on Gartner Peer Insights and seamless integration with Microsoft's data services, CluedIn delivers powerful, scalable solutions built for the enterprise. Our team's expertise, passion, and bold ideas drive our innovation.
Join Our Journey in Transforming Data into Insights - At CluedIn, we're reshaping the future of data management with an Azure-native, graph-based Modern Master Data Management (MDM) platform that simplifies and accelerates how businesses manage their datamaking it faster, smarter, and more accessible. Trusted by global industry leaders, our technology enables organisations to unlock the full value of their data and drive meaningful transformation. As Microsoft's preferred MDM partner and the first solution integrated with Azure OpenAI, we're setting new standards for innovation in this space. Backed by five-star reviews on Gartner Peer Insights and seamless integration with Microsoft's data services, CluedIn delivers powerful, scalable solutions built for the enterprise. Our team's expertise, passion, and bold ideas drive our innovation.
NEW
About ElevenLabs - ElevenLabs is a research and product company defining the frontier of audio AI. Millions of people use our technology to read articles, voice over videos, and restore voices lost to disability. Leading developers and enterprises worldwide use ElevenLabs to build intelligent agents for support, sales, and education. We launched in January 2023 with the first AI model to cross the threshold of human-like speech. In January 2025, we raised a $180 million Series C round, valuing the company at $3.3 billion. By September 2025, that valuation doubled to $6.6 billion as we surpassed $200 million ARR in under three years. Our mission is to build the most important audio AI platform in the world, solve AI audio intelligence, and make information accessible in any voice, language, or sound.
About ElevenLabs - ElevenLabs is a research and product company defining the frontier of audio AI. Millions of people use our technology to read articles, voice over videos, and restore voices lost to disability. Leading developers and enterprises worldwide use ElevenLabs to build intelligent agents for support, sales, and education. We launched in January 2023 with the first AI model to cross the threshold of human-like speech. In January 2025, we raised a $180 million Series C round, valuing the company at $3.3 billion. By September 2025, that valuation doubled to $6.6 billion as we surpassed $200 million ARR in under three years. Our mission is to build the most important audio AI platform in the world, solve AI audio intelligence, and make information accessible in any voice, language, or sound.
NEW
The Runa API empowers thousands of businesses to make payments to 5 billion+ consumers in 190+ countries instantly to cards, wallets, bank accounts and gift cards.
The Runa API empowers thousands of businesses to make payments to 5 billion+ consumers in 190+ countries instantly to cards, wallets, bank accounts and gift cards.
NEW
Frontend and API testing,
Frontend and API testing,
NEW
)
API testing (Postman, Rest-Assured).
API testing (Postman, Rest-Assured).
NEWFEATURED
About Teramind - Teramind is the leading platform for user behavior analytics, serving multiple use cases from insider risk mitigation to business process optimization. With our comprehensive suite of solutions, organizations gain unprecedented visibility into user activities while enhancing security, optimizing productivity, and ensuring compliance. Trusted by Fortune 500 companies and businesses of all sizes across industries, our innovative platform helps organizations protect sensitive data, maximize workforce performance, and create safer, more efficient digital workplaces. Through real-time monitoring and advanced analytics, we enable businesses to safeguard their most sensitive information while optimizing employee productivity in both in-office and remote work environments. Our Core Values - At Teramind, our values drive everything we do.
About Teramind - Teramind is the leading platform for user behavior analytics, serving multiple use cases from insider risk mitigation to business process optimization. With our comprehensive suite of solutions, organizations gain unprecedented visibility into user activities while enhancing security, optimizing productivity, and ensuring compliance. Trusted by Fortune 500 companies and businesses of all sizes across industries, our innovative platform helps organizations protect sensitive data, maximize workforce performance, and create safer, more efficient digital workplaces. Through real-time monitoring and advanced analytics, we enable businesses to safeguard their most sensitive information while optimizing employee productivity in both in-office and remote work environments. Our Core Values - At Teramind, our values drive everything we do.
NEW
Build your future with Sovos. If you're seeking a career where innovation meets impact, you've come to the right place. As a global leader, Sovos is transforming tax compliance from a business requirement to a force for growth while revolutionising how businesses navigate the ever-changing regulatory landscape. At Sovos, we're dedicated to more than just solving compliance challenges we're committed to making a positive and lasting difference in everything we do. Our teams operate on the modern edge of digital technology, working not only to solve complex business challenges but also to enrich our personal, professional, and local communities. Our purpose-built systems provide the tools you need to thrive in a world where governments demand increased visibility, faster reporting and greater control over business processes. Excited about the possibilities? So are we!
Build your future with Sovos. If you're seeking a career where innovation meets impact, you've come to the right place. As a global leader, Sovos is transforming tax compliance from a business requirement to a force for growth while revolutionising how businesses navigate the ever-changing regulatory landscape. At Sovos, we're dedicated to more than just solving compliance challenges we're committed to making a positive and lasting difference in everything we do. Our teams operate on the modern edge of digital technology, working not only to solve complex business challenges but also to enrich our personal, professional, and local communities. Our purpose-built systems provide the tools you need to thrive in a world where governments demand increased visibility, faster reporting and greater control over business processes. Excited about the possibilities? So are we!
RESTful API development
RESTful API development
NEW
These jobs might also interest you
)
We are seeking a Lead Software Engineer with a strong background in software development and platform engineering to help drive the Test Engineering Programa strategic initiative focused on building robust, intelligent validation frameworks and infrastructure that power our ML and data products. * Develop platform-level test solutions and automation frameworks using Python, Terraform, and modern cloud-native practices. * Mentor junior engineers and influence technical standards across the Test Engineering Program. * Expert in Python with a strong understanding of object-oriented programming, testing frameworks, and automation libraries. * Pytest/Playwright test framework - Job Description - we are building an enterprise-grade AI/ML Da
We are seeking a Lead Software Engineer with a strong background in software development and platform engineering to help drive the Test Engineering Programa strategic initiative focused on building robust, intelligent validation frameworks and infrastructure that power our ML and data products. * Develop platform-level test solutions and automation frameworks using Python, Terraform, and modern cloud-native practices. * Mentor junior engineers and influence technical standards across the Test Engineering Program. * Expert in Python with a strong understanding of object-oriented programming, testing frameworks, and automation libraries. * Pytest/Playwright test framework - Job Description - we are building an enterprise-grade AI/ML Da
NEW
)
We are seeking a highly motivated and technically skilled CPE Tester to join our client's engineering team in Brussels. If you have deep hands-on experience with broadband and cable network technologies, and a passion for testing and validating complex CPE devices, we would like to hear from you. In this role, you will be responsible for testing, validating, and automating the quality assurance processes for a wide range of Customer Premises Equipment within modern broadband ecosystems. This is a technically challenging role, ideal for someone who enjoys working at the intersection of embedded systems, networking, and automation. Key Responsibilities * Test and validate a range of CPE devices, including cable modems, routers, gateways, and STBs * Develop, maintain, and execute automated test scripts using Python * Troubleshoot and diagnose issues acro
We are seeking a highly motivated and technically skilled CPE Tester to join our client's engineering team in Brussels. If you have deep hands-on experience with broadband and cable network technologies, and a passion for testing and validating complex CPE devices, we would like to hear from you. In this role, you will be responsible for testing, validating, and automating the quality assurance processes for a wide range of Customer Premises Equipment within modern broadband ecosystems. This is a technically challenging role, ideal for someone who enjoys working at the intersection of embedded systems, networking, and automation. Key Responsibilities * Test and validate a range of CPE devices, including cable modems, routers, gateways, and STBs * Develop, maintain, and execute automated test scripts using Python * Troubleshoot and diagnose issues acro
NEWFEATURED
)
This is a hands-on leadership role combining deep technical insight, strong stakeholder engagement, and strategic delivery. You'll be responsible for shaping and delivering the roadmap. You'll also be line managing the engineers in your squad, supporting their growth, career development, and wellbeing, and helping shape the future team through recruitment and onboarding. Required Skills - * We're primarily using AWS, utilising Lambda, ECS, SQS, API Gateway among others. Our database engine is MongoDB and our observability platform is Datadog. Our application is written in Typescript/NodeJS and our infrastructure is defined in Terraform. * Experience working with JavaScript/TypeScript but also open to other languages like Go or Python. * Required experience working within Financial Services/Fintech space.
This is a hands-on leadership role combining deep technical insight, strong stakeholder engagement, and strategic delivery. You'll be responsible for shaping and delivering the roadmap. You'll also be line managing the engineers in your squad, supporting their growth, career development, and wellbeing, and helping shape the future team through recruitment and onboarding. Required Skills - * We're primarily using AWS, utilising Lambda, ECS, SQS, API Gateway among others. Our database engine is MongoDB and our observability platform is Datadog. Our application is written in Typescript/NodeJS and our infrastructure is defined in Terraform. * Experience working with JavaScript/TypeScript but also open to other languages like Go or Python. * Required experience working within Financial Services/Fintech space.
)
This is a hands-on Engineering Lead role (~30% coding) leading two agile squads through the modernisation of mission-critical systems and preparing for a greenfield front-end rebuild. Lead a hands-on engineering team through a major platform rebuild, moving from PHP to Native JavaScript, while shaping architecture, roadmaps, and upskilling a talented team. * Lead and mentor engineers, driving delivery excellence and best practice. * Partner with Product and Heads of Engineering to plan and execute technical roadmaps. * Manage technical debt, continuous improvement, and engineering quality. * Passionate about coaching, team development, and modern engineering practice. St Albans - (Hybrid) Up to £90,000 + Bonus + Benefits + lucrative shares scheme - Me
This is a hands-on Engineering Lead role (~30% coding) leading two agile squads through the modernisation of mission-critical systems and preparing for a greenfield front-end rebuild. Lead a hands-on engineering team through a major platform rebuild, moving from PHP to Native JavaScript, while shaping architecture, roadmaps, and upskilling a talented team. * Lead and mentor engineers, driving delivery excellence and best practice. * Partner with Product and Heads of Engineering to plan and execute technical roadmaps. * Manage technical debt, continuous improvement, and engineering quality. * Passionate about coaching, team development, and modern engineering practice. St Albans - (Hybrid) Up to £90,000 + Bonus + Benefits + lucrative shares scheme - Me
FEATURED
)
Our client at very well known Retail Giant is currently looking to hire a Senior/Lead Technical Engineer (Data/ML) based from their offices in London. As the Senior/Lead Tech Engineer/Manager (Data/ML) you will be part of build a small team and mentor during the build phase along with the Engineering Manager. Job Title: Senior/Lead Tech Eng/Manager (Data/ML) * Experience at a Tech Lead / Senior Engineering Level * Mentoring / Team Leading experience - REQUIRED/Demonstrable on CV (Full Support from Engineering Manager is also available) Technical Experience: PySpark, Python, SQL, Jupiter - Location: London / Hybrid - Once a Week (Thursday) in London - Duration: 6 Month
Our client at very well known Retail Giant is currently looking to hire a Senior/Lead Technical Engineer (Data/ML) based from their offices in London. As the Senior/Lead Tech Engineer/Manager (Data/ML) you will be part of build a small team and mentor during the build phase along with the Engineering Manager. Job Title: Senior/Lead Tech Eng/Manager (Data/ML) * Experience at a Tech Lead / Senior Engineering Level * Mentoring / Team Leading experience - REQUIRED/Demonstrable on CV (Full Support from Engineering Manager is also available) Technical Experience: PySpark, Python, SQL, Jupiter - Location: London / Hybrid - Once a Week (Thursday) in London - Duration: 6 Month
FEATURED
)
Microsoft Power Platform / Agentic AI Engineer
Microsoft Power Platform / Agentic AI Engineer
cer Financial
EC2M, City of London
£705 per day £705 per day (via Umbrella)
They are seeking a Microsoft Power Platform / Agentic AI Engineer to work with them on a contract. * Develop Power Automate flows triggered by AI agents or business events. * Design and build conversational agents using Microsoft Copilot Studio. * Create Power Apps frontends integrated with GenAI services and enterprise data. * Microsoft 365 & Graph API Integration * RAG pipelines grounded in enterprise data via Azure AI Search * Azure AI Search (vector indexing, hybrid search) * Microsoft Entra ID (Azure AD) for identity and access control * Copilot Studio, Power Automate, Power Apps, custom connectors * Proficiency in Microsoft Graph API, Azure OpenAI, and Semantic Kernel * Azure AI Search, Form Recognizer, and Language Services * Responsible AI frameworks (e.g., NIST AI RMF, ISO/IEC 42001) City of London - Hybrid (3/2 split) 6-months contract £705 per day (via Umbr
They are seeking a Microsoft Power Platform / Agentic AI Engineer to work with them on a contract. * Develop Power Automate flows triggered by AI agents or business events. * Design and build conversational agents using Microsoft Copilot Studio. * Create Power Apps frontends integrated with GenAI services and enterprise data. * Microsoft 365 & Graph API Integration * RAG pipelines grounded in enterprise data via Azure AI Search * Azure AI Search (vector indexing, hybrid search) * Microsoft Entra ID (Azure AD) for identity and access control * Copilot Studio, Power Automate, Power Apps, custom connectors * Proficiency in Microsoft Graph API, Azure OpenAI, and Semantic Kernel * Azure AI Search, Form Recognizer, and Language Services * Responsible AI frameworks (e.g., NIST AI RMF, ISO/IEC 42001) City of London - Hybrid (3/2 split) 6-months contract £705 per day (via Umbr
FEATURED
)
Lead AI Software Engineer - Consultant
Lead AI Software Engineer - Consultant
We Are Dcoded Limited
M1, Manchester
£100000.00 - £115000.00 per annum + Equity
Lead AI Software Engineer - LegalTech & AI SaaS (Equity Offered) As Lead AI Software Engineer, you'll combine hands-on technical expertise with a client-facing mindset. We Are Dcoded have partnered with a true giant killer - Theyre building the next big thing in AI-powered SaaS - a fresh, disruptive platform set to revolutionise a highly regulated industry. * Leading the design and development of an AI powered SaaS platform * Exploring and applying cutting-edge AI technologies - experience with LLMs, Claude.AI, or Crew AI would be a huge advantage * Championing best practice in software engineering, from code quality to scalability * Exposure to AI/ML, particularly la
Lead AI Software Engineer - LegalTech & AI SaaS (Equity Offered) As Lead AI Software Engineer, you'll combine hands-on technical expertise with a client-facing mindset. We Are Dcoded have partnered with a true giant killer - Theyre building the next big thing in AI-powered SaaS - a fresh, disruptive platform set to revolutionise a highly regulated industry. * Leading the design and development of an AI powered SaaS platform * Exploring and applying cutting-edge AI technologies - experience with LLMs, Claude.AI, or Crew AI would be a huge advantage * Championing best practice in software engineering, from code quality to scalability * Exposure to AI/ML, particularly la