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APIs RESTful API development and consumption
APIs RESTful API development and consumption
6 exact matches jobs are outside your preferred location
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API and contract testing: Pact for consumer-driven contract testing and Bruno for API test development and validation.
API and contract testing: Pact for consumer-driven contract testing and Bruno for API test development and validation.
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Location: Leeds (Hybrid 3 days onsite) Contract: 3 Months (Immediate Start) Rate: Competitive (Market Rates) The Opportunity - We are working with a leading global technology consultancy to recruit an AI Product Developer for a high-impact engagement within the financial services sector. This is an excellent opportunity to work on cutting-edge AI solutions, designing and delivering Copilot and LLM-powered products within a rapidly evolving AI Foundry environment. You will play a key role in shaping scalable, secure, and enterprise-grade AI capabilities. What Youll Be Doing - Designing and building Copilot solutions, intelligent agents, and LLM workflows - Developing scalable AI components including RAG pipelines, embeddings, and vector search - Integrating AI solutions into enterprise systems, APIs, and cloud platforms
Location: Leeds (Hybrid 3 days onsite) Contract: 3 Months (Immediate Start) Rate: Competitive (Market Rates) The Opportunity - We are working with a leading global technology consultancy to recruit an AI Product Developer for a high-impact engagement within the financial services sector. This is an excellent opportunity to work on cutting-edge AI solutions, designing and delivering Copilot and LLM-powered products within a rapidly evolving AI Foundry environment. You will play a key role in shaping scalable, secure, and enterprise-grade AI capabilities. What Youll Be Doing - Designing and building Copilot solutions, intelligent agents, and LLM workflows - Developing scalable AI components including RAG pipelines, embeddings, and vector search - Integrating AI solutions into enterprise systems, APIs, and cloud platforms
FEATURED
Strong understanding of RESTful API design and integration.
Strong understanding of RESTful API design and integration.
Internal use only - Grade D - About us - Were the team behind digital retailer Very. Our purpose, helping families get more out of life, powers everything we do. And we want our people to get more out of life too! If youre high-performing, ambitious and make the most of every opportunity, we want to hear from you. In return, youll enjoy heaps of flexibility, great perks and benefits, and the freedom to be yourself, keep learning and take your career wherever you want it to go. If you love making a difference, youll love making it sparkle for millions of Very customers. About the Teams - Our software engineering teams are responsible for designing, building, integrating, and managing technology across all products and functions. They focus on developing secure, highly available, cloud-based solutions, utilising open-source technologies where appropriate.
Internal use only - Grade D - About us - Were the team behind digital retailer Very. Our purpose, helping families get more out of life, powers everything we do. And we want our people to get more out of life too! If youre high-performing, ambitious and make the most of every opportunity, we want to hear from you. In return, youll enjoy heaps of flexibility, great perks and benefits, and the freedom to be yourself, keep learning and take your career wherever you want it to go. If you love making a difference, youll love making it sparkle for millions of Very customers. About the Teams - Our software engineering teams are responsible for designing, building, integrating, and managing technology across all products and functions. They focus on developing secure, highly available, cloud-based solutions, utilising open-source technologies where appropriate.
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Full Stack Engineer - Outisde IR35 up to £525 - Intial 4 month contract, high chance of extension - I am recruiting for multiple Full Stack Engineers to help our client build scalable, high-performance applications and contribute across both backend and frontend systems. This role involves working on modern production systems, building APIs and services, and collaborating with cross-functional teams to deliver reliable and user-focused products. Key Responsibilities * Build prototypes and evolve them into scalable, production-ready applications * Develop and maintain backend services and APIs in Node/Python * Contribute to frontend development, building responsive and intuitive user interfaces in React * Design and implement data workflows and system integrations * Work with cloud infrastructure and distributed systems
Full Stack Engineer - Outisde IR35 up to £525 - Intial 4 month contract, high chance of extension - I am recruiting for multiple Full Stack Engineers to help our client build scalable, high-performance applications and contribute across both backend and frontend systems. This role involves working on modern production systems, building APIs and services, and collaborating with cross-functional teams to deliver reliable and user-focused products. Key Responsibilities * Build prototypes and evolve them into scalable, production-ready applications * Develop and maintain backend services and APIs in Node/Python * Contribute to frontend development, building responsive and intuitive user interfaces in React * Design and implement data workflows and system integrations * Work with cloud infrastructure and distributed systems
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Senior GraphQL Engineer (Federation) TypeScript | Node.js | Kubernetes
Senior GraphQL Engineer (Federation) TypeScript | Node.js | Kubernetes
Staffworx Limited
UK
MARKET RATES, OUTSIDE IR35, hybrid, 2 days on site week
Own end-to-end GraphQL API delivery: schema design through to production integration, focusing on performance, maintainability, security, and scalability. * Strong commercial experience delivering Federated GraphQL in production (schema-first design, supergraph/subgraph architecture, resolvers, schema governance, and API evolution). * Testing experience with modern frameworks such as Vitest and Playwright (API + end-to-end).
Own end-to-end GraphQL API delivery: schema design through to production integration, focusing on performance, maintainability, security, and scalability. * Strong commercial experience delivering Federated GraphQL in production (schema-first design, supergraph/subgraph architecture, resolvers, schema governance, and API evolution). * Testing experience with modern frameworks such as Vitest and Playwright (API + end-to-end).
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We are seeking an experiencedSoftware Development Lead with deep expertise in IoT systems, cloud-native development on AWS, data ingestion pipelines, and API development. API Development * Lead architecture discussions and mentor mid-level and junior engineers. Company Description - Detectronic, based in Nelson, Lancashire, is a UK specialist in wastewater and sewer network monitoring systems. The company designs, manufactures, and installs flow, level, and water-quality monitoring equipment used by water utilities and industrial customers to prevent flooding, reduce pollution, and improve environmental compliance - Job Description - Hybrid with Travel to Nelson - Permanent, full-time - Competitive salary, Bonus plus benefits - You will design and build the backend services that support our connected IoT devices-managing secure device communication, high-volume data ingress, and the APIs that power our ...
We are seeking an experiencedSoftware Development Lead with deep expertise in IoT systems, cloud-native development on AWS, data ingestion pipelines, and API development. API Development * Lead architecture discussions and mentor mid-level and junior engineers. Company Description - Detectronic, based in Nelson, Lancashire, is a UK specialist in wastewater and sewer network monitoring systems. The company designs, manufactures, and installs flow, level, and water-quality monitoring equipment used by water utilities and industrial customers to prevent flooding, reduce pollution, and improve environmental compliance - Job Description - Hybrid with Travel to Nelson - Permanent, full-time - Competitive salary, Bonus plus benefits - You will design and build the backend services that support our connected IoT devices-managing secure device communication, high-volume data ingress, and the APIs that power our ...
FEATURED
Lead, Software & Platform Engineering We are seeking an experienced Lead Product Engineer to join our team in London. Technical leadership: Guide and mentor the engineering team, making key technical decisions and providing a strategic framework and detailed technical guidance covering architectural patterns, tactical design patterns, best practices, and a clear implementation process. Product development: Lead the technology assessment for new products/features, influencing design decisions to manage risks and develop mitigation plans. Lead AI integration: Work with leadership to implement the company's long-term AI strategy, identifying practical use cases for AI and translating product goals into actionable technical tasks. Lead the design, development, and deployment of AI-enhanced software solutions and oversee the integration of AI capabilities into products and workflows.
Lead, Software & Platform Engineering We are seeking an experienced Lead Product Engineer to join our team in London. Technical leadership: Guide and mentor the engineering team, making key technical decisions and providing a strategic framework and detailed technical guidance covering architectural patterns, tactical design patterns, best practices, and a clear implementation process. Product development: Lead the technology assessment for new products/features, influencing design decisions to manage risks and develop mitigation plans. Lead AI integration: Work with leadership to implement the company's long-term AI strategy, identifying practical use cases for AI and translating product goals into actionable technical tasks. Lead the design, development, and deployment of AI-enhanced software solutions and oversee the integration of AI capabilities into products and workflows.
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Role description:C#/React Full-Stack Senior Engineer * 5+ years of experience in software development using C#, NET Core, React,Typescript and related technologies - At BlackRock, we are looking for a C#/React Full-Stack Senior Engineerwho likes to innovate and solve complex problems. In the last few years, the team has undergone a significant evolution in its technology stack to focus on C#, ASP.Net and React. To meet the increased demands on the team, there is the opportunity for a senior engineer to join continue driving the successful delivery of high-profile solutions and the technology evolution. We work with modern tooling (.Net 10 / React 18) and have the freedom to select the best tools and innovate to solve any problem. About this role - Are you interested in building innovative technology that shapes the financial markets?
Role description:C#/React Full-Stack Senior Engineer * 5+ years of experience in software development using C#, NET Core, React,Typescript and related technologies - At BlackRock, we are looking for a C#/React Full-Stack Senior Engineerwho likes to innovate and solve complex problems. In the last few years, the team has undergone a significant evolution in its technology stack to focus on C#, ASP.Net and React. To meet the increased demands on the team, there is the opportunity for a senior engineer to join continue driving the successful delivery of high-profile solutions and the technology evolution. We work with modern tooling (.Net 10 / React 18) and have the freedom to select the best tools and innovate to solve any problem. About this role - Are you interested in building innovative technology that shapes the financial markets?