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1 Contract API job in North Humberside + 20 miles
API-first architecture and integration skills
API-first architecture and integration skills
12 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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Performing advanced technical activities such as migrations, security audits, manipulation through API's, etc.
Performing advanced technical activities such as migrations, security audits, manipulation through API's, etc.
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Pay up to £52,442 plus 28.97% employer pension contributions, hybrid working, flexible hours, and great work life balance. Digital with Purpose. We are looking for an outstanding Backup and Recovery Engineer to join our community of tech experts in DWP Digital, to assist in the design of Infrastructure services in collaboration with Architecture and Engineering principles. We're using fresh ideas and leading-edge tech to build and maintain digital solutions that will be used by nearly every person in the UK, every day and at key moments in their lives. DWP is the UK's largest government department. We help people into work and make payments worth over £195bn a year to support and empower millions of people. The scale of what we do is extraordinary, and our purpose is unique. We'd love you to join us. What skills, knowledge and experience will you need?
Pay up to £52,442 plus 28.97% employer pension contributions, hybrid working, flexible hours, and great work life balance. Digital with Purpose. We are looking for an outstanding Backup and Recovery Engineer to join our community of tech experts in DWP Digital, to assist in the design of Infrastructure services in collaboration with Architecture and Engineering principles. We're using fresh ideas and leading-edge tech to build and maintain digital solutions that will be used by nearly every person in the UK, every day and at key moments in their lives. DWP is the UK's largest government department. We help people into work and make payments worth over £195bn a year to support and empower millions of people. The scale of what we do is extraordinary, and our purpose is unique. We'd love you to join us. What skills, knowledge and experience will you need?
PREMIUM
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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
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AI Engineer - Greenfield AI Project - Leeds (Hybrid)
AI Engineer - Greenfield AI Project - Leeds (Hybrid)
Searchability (UK) Ltd
Leeds (LS1), LS1
£28000 - £35000 per annum + Excellent Progression, Greenfield AI
Up to £35,000 - My client is seeking Graduates with 18 months+ commercial software experience with an interest in AI, ideally some exposure through personal projects or commercial exposure. Due to continued growth, we're recruiting on behalf of an established Leeds-based software house embarking on a greenfield AI project. This is an opportunity to join at the very start of a new AI function, working closely with senior engineers to shape intelligent products from the ground up. The organisation has a strong engineering culture, modern tech stack, and a track record of delivering scalable software solutions across multiple sectors. * Hybrid working from their Leeds office * Dedicated learning and development budget * Mentoring from experienced AI and Software Engineers * Clear progression pathway as the AI capability grows
Up to £35,000 - My client is seeking Graduates with 18 months+ commercial software experience with an interest in AI, ideally some exposure through personal projects or commercial exposure. Due to continued growth, we're recruiting on behalf of an established Leeds-based software house embarking on a greenfield AI project. This is an opportunity to join at the very start of a new AI function, working closely with senior engineers to shape intelligent products from the ground up. The organisation has a strong engineering culture, modern tech stack, and a track record of delivering scalable software solutions across multiple sectors. * Hybrid working from their Leeds office * Dedicated learning and development budget * Mentoring from experienced AI and Software Engineers * Clear progression pathway as the AI capability grows
Understanding of API operations monitoring and logging.
Understanding of API operations monitoring and logging.
Strong understanding of RESTful API design and integration.
Strong understanding of RESTful API design and integration.
Experience with using Postman or other API platform UI tools a plus
Experience with using Postman or other API platform UI tools a plus
Familiarity with data ingestion methods (e.g. Fivetran, custom Python scripts, API integrations) and reverse-ETL concepts
Familiarity with data ingestion methods (e.g. Fivetran, custom Python scripts, API integrations) and reverse-ETL concepts
Supporting the implementation of API-first and event-driven architectures where appropriate. Experience working with Azure cloud services such as App Services, Azure Functions, Azure SQL, API Management, Service Bus and Key Vault.
Supporting the implementation of API-first and event-driven architectures where appropriate. Experience working with Azure cloud services such as App Services, Azure Functions, Azure SQL, API Management, Service Bus and Key Vault.
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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 ...
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Development opportunities in line with the Technical Lead progression plan - We have an exciting opportunity for a C# Developer/Technical Lead to join the Technology at Yorkshire Water and be a part of helping Yorkshire Water to provide the best service to our customers. The Software Development Technical Lead will play a key role in building, supporting and improving both cloud-based and on-premise solutions that keep our business running. * Act as Technical Lead on large or complex projects owning end-to-end solution design, ensuring alignment with architectural principles, managing risks, and overseeing delivery quality. * Lead investigations into performance issues or outages and help ensure smooth transitions into BAU. * Strong technical leadership skills with experience building applications with C# .NET including working with .NET 3.5/4.8 frameworks, C# .NET Core and SQL Server.
Development opportunities in line with the Technical Lead progression plan - We have an exciting opportunity for a C# Developer/Technical Lead to join the Technology at Yorkshire Water and be a part of helping Yorkshire Water to provide the best service to our customers. The Software Development Technical Lead will play a key role in building, supporting and improving both cloud-based and on-premise solutions that keep our business running. * Act as Technical Lead on large or complex projects owning end-to-end solution design, ensuring alignment with architectural principles, managing risks, and overseeing delivery quality. * Lead investigations into performance issues or outages and help ensure smooth transitions into BAU. * Strong technical leadership skills with experience building applications with C# .NET including working with .NET 3.5/4.8 frameworks, C# .NET Core and SQL Server.
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.