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        18 Contract API jobs in Yorkshire + 20 miles

        MS Dynamics 365 Developer

        Infoplus Technologies UK Ltd
        Leeds (LS10)
        From £350 to £400 per day
        Implement complex integrations using Azure services (Logic Apps, Functions, Service Bus, API Management).
        Implement complex integrations using Azure services (Logic Apps, Functions, Service Bus, API Management).
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        We are looking for a proactive and collaborative Business Analyst to join the DevX Standards and Controls product team. The ideal candidate will be a self-starter who can work closely with business stakeholders, developers, and product owners to understand problems, define solutions, and support the delivery of high-quality systems and applications. Key Responsibilities * Engage with stakeholders to understand customer needs and business challenges. * Work with developers and technical leads to define and deliver effective solutions. * Translate business ideas into clear functional requirements, user stories, and acceptance criteria. * Document system processes, business workflows, and functional specifications. * Create process flows, flowcharts, and data flow diagrams to support solution design. * Support testing activities by defining and validating requirements.
        We are looking for a proactive and collaborative Business Analyst to join the DevX Standards and Controls product team. The ideal candidate will be a self-starter who can work closely with business stakeholders, developers, and product owners to understand problems, define solutions, and support the delivery of high-quality systems and applications. Key Responsibilities * Engage with stakeholders to understand customer needs and business challenges. * Work with developers and technical leads to define and deliver effective solutions. * Translate business ideas into clear functional requirements, user stories, and acceptance criteria. * Document system processes, business workflows, and functional specifications. * Create process flows, flowcharts, and data flow diagrams to support solution design. * Support testing activities by defining and validating requirements.
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        Contract: 12 months - Inside IR35 - Location: Hybrid - Leeds / Newcastle / Birmingham (Approx. 60% onsite; must be commutable within ~90 minutes) Role Purpose - We are seeking a Senior Technical Business Analyst with recent, hands-on experience work-ing directly with software development teams to help shape and deliver shared technical capa-bilities and enablers across DWP Digital. This is a highly technical BA role. You will operate at SFIA Level 5 (Ensure & Advise), working alongside engineers, architects, DevOps and platform teams to turn loosely defined technical epics into delivery ready user stories. This is not a task taking role. The successful candidate will bring structure to ambiguity, challenge constructively, and actively shape technical solutions. Essential Skills & Experience - Candidates must clearly evidence the following. Applications that do not will not progress. 1.
        Contract: 12 months - Inside IR35 - Location: Hybrid - Leeds / Newcastle / Birmingham (Approx. 60% onsite; must be commutable within ~90 minutes) Role Purpose - We are seeking a Senior Technical Business Analyst with recent, hands-on experience work-ing directly with software development teams to help shape and deliver shared technical capa-bilities and enablers across DWP Digital. This is a highly technical BA role. You will operate at SFIA Level 5 (Ensure & Advise), working alongside engineers, architects, DevOps and platform teams to turn loosely defined technical epics into delivery ready user stories. This is not a task taking role. The successful candidate will bring structure to ambiguity, challenge constructively, and actively shape technical solutions. Essential Skills & Experience - Candidates must clearly evidence the following. Applications that do not will not progress. 1.
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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
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        FEATURED
        This role presents an exciting opportunity for a Senior API Developer to play a critical part in the development and support of the Bank of Englands Real Time Gross Settlement (RTGS) service a piece of UK critical national infrastructure that settles on average £800bn per day. You are a dedicated API engineer within an Agile environment and meet the minimum criteria. * Demonstrable hands-on experience on API Gateway at an enterprise scale (e.g., Apigee) * Proficient in API documentation tools (e.g., Swagger/Open API) * Experience with Performance tuning, including optimising API latency and fine-tuning Spring Boot performance (JVM tuning, connection pooling)
        This role presents an exciting opportunity for a Senior API Developer to play a critical part in the development and support of the Bank of Englands Real Time Gross Settlement (RTGS) service a piece of UK critical national infrastructure that settles on average £800bn per day. You are a dedicated API engineer within an Agile environment and meet the minimum criteria. * Demonstrable hands-on experience on API Gateway at an enterprise scale (e.g., Apigee) * Proficient in API documentation tools (e.g., Swagger/Open API) * Experience with Performance tuning, including optimising API latency and fine-tuning Spring Boot performance (JVM tuning, connection pooling)
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        IAM Architect

        Stackstudio Digital Ltd.
        Leeds (LS1)
        From £500 to £550 per day
        Good knowledge of identity and security protocols such as SAML, OAuth2, OpenID Connect, LDAP, SCIM, Kerberos, and API-based integrations
        Good knowledge of identity and security protocols such as SAML, OAuth2, OpenID Connect, LDAP, SCIM, Kerberos, and API-based integrations
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        QA Test Engineer

        Pharmacy2U Limited
        Leeds, West Yorkshire
        £40,000 - £55,000 a year
        Working closely with engineers, product managers, and other QA specialists, youll lead manual and exploratory testing, support API testing, and play a key role in improving quality throughout the development lifecycle.
        Working closely with engineers, product managers, and other QA specialists, youll lead manual and exploratory testing, support API testing, and play a key role in improving quality throughout the development lifecycle.
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        Cloud SRE

        Deep Sea Electronics Limited
        Rawmarsh, Rotherham (S62)
        £33,769.15 - £45,940.33 a year
        Maintain and extend WebNets MQTT broker infrastructure and WebSocket/HTTP API layers * Proficiency in MySQL or NoSQL fundementals * API design and programming (JSON/REST)
        Maintain and extend WebNets MQTT broker infrastructure and WebSocket/HTTP API layers * Proficiency in MySQL or NoSQL fundementals * API design and programming (JSON/REST)
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        Role overview - The Real Time Gross Settlement (RTGS) service sits at the centre of the UKs financial system, settling on average £800bn per day and operating as UK Critical National Infrastructure. This role provides an opportunity to lead application engineering for a service where reliability, resilience and engineering quality genuinely matter. RTGS operates within a highly secure environment and follows a product centric operating model, combining strong operational accountability with an automation first approach to testing, deployment and live service operations. Continuous improvement and the reduction of obsolescence are core to how the service is designed, delivered and evolved. As an Application Platform Lead , you will lead engineering across application product teams within RTGS. You will develop technical leaders, establish clear standards for engineering ...
        Role overview - The Real Time Gross Settlement (RTGS) service sits at the centre of the UKs financial system, settling on average £800bn per day and operating as UK Critical National Infrastructure. This role provides an opportunity to lead application engineering for a service where reliability, resilience and engineering quality genuinely matter. RTGS operates within a highly secure environment and follows a product centric operating model, combining strong operational accountability with an automation first approach to testing, deployment and live service operations. Continuous improvement and the reduction of obsolescence are core to how the service is designed, delivered and evolved. As an Application Platform Lead , you will lead engineering across application product teams within RTGS. You will develop technical leaders, establish clear standards for engineering ...
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        Senior Software Engineer

        Entain Holdings (Uk) Limited
        Leeds, West Yorkshire
        £75,000 - £90,000 a year
        Company Description - Angstrom is a proprietary sports pricing and product provider, building intricate, simulation driven pricing and risk systems to support the success of key sports brands across the Entain group. Founded in 2018 and having established itself as a pioneer in player-level, play-by-play simulations and forecasting, Angstrom was acquired by Entain in 2023. Today, we operate as a semi-autonomous division, responsible for delivering the groups most advanced pricing and risk capabilities with a focus on the US market. Were committed to building the next generation of sports betting products sports-first, recreationally-focused, and designed to make betting more engaging, more intelligent, and more fun. Were proud to be a high-performing, low-ego team where brilliant people work and people work to become brilliant.
        Company Description - Angstrom is a proprietary sports pricing and product provider, building intricate, simulation driven pricing and risk systems to support the success of key sports brands across the Entain group. Founded in 2018 and having established itself as a pioneer in player-level, play-by-play simulations and forecasting, Angstrom was acquired by Entain in 2023. Today, we operate as a semi-autonomous division, responsible for delivering the groups most advanced pricing and risk capabilities with a focus on the US market. Were committed to building the next generation of sports betting products sports-first, recreationally-focused, and designed to make betting more engaging, more intelligent, and more fun. Were proud to be a high-performing, low-ego team where brilliant people work and people work to become brilliant.
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        Your tribe - Were looking for an Associate Software Engineer to join our team on a 12-month fixed-term contract. The Sports Super Tribe is comprised of 5 self-sufficient tribes, encompassing over 60 squads of Engineers, QA, and associated roles across Porto, Dublin and Leeds. Together, we are dedicated to delivering fast, distinctive, dynamic, and trusted sports betting experiences, each tribe driven by a clear vision to develop best-in-class customer experiences. As part of this role, youll be working with the Reward and Free to Play tribe, aiming to deliver fast, innovative, and trusted experiences that enhance player enjoyment, provide valuable rewards, and engage our customers by elevating the sport - Your team - Youll join a supportive team that understands the Play and Reward technology and is focused on delivering high-quality products that create engaging customer ...
        Your tribe - Were looking for an Associate Software Engineer to join our team on a 12-month fixed-term contract. The Sports Super Tribe is comprised of 5 self-sufficient tribes, encompassing over 60 squads of Engineers, QA, and associated roles across Porto, Dublin and Leeds. Together, we are dedicated to delivering fast, distinctive, dynamic, and trusted sports betting experiences, each tribe driven by a clear vision to develop best-in-class customer experiences. As part of this role, youll be working with the Reward and Free to Play tribe, aiming to deliver fast, innovative, and trusted experiences that enhance player enjoyment, provide valuable rewards, and engage our customers by elevating the sport - Your team - Youll join a supportive team that understands the Play and Reward technology and is focused on delivering high-quality products that create engaging customer ...
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        Youll join our product and engineering team working on a Django back end and REST API that powers the Shortlister platform. Own and enhance our Django REST API, improving performance, security, maintainability and developer experience * Solid understanding of API design and HTTP fundamentals (authentication, headers, CORS, versioning)
        Youll join our product and engineering team working on a Django back end and REST API that powers the Shortlister platform. Own and enhance our Django REST API, improving performance, security, maintainability and developer experience * Solid understanding of API design and HTTP fundamentals (authentication, headers, CORS, versioning)
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        Experience with designing and leading testing for complex digital or data-driven systems, including multi-component architectures, API-integrated platforms, event-driven workflows and systems operating under regulatory or high-assurance constraints.
        Experience with designing and leading testing for complex digital or data-driven systems, including multi-component architectures, API-integrated platforms, event-driven workflows and systems operating under regulatory or high-assurance constraints.
        more

        14 exact matches jobs are outside your preferred location

        API Integration Developer - Exalto Consulting are working with a client on a large-scale integration migration programme and is looking to bring in experienced API Integration Developers. You’ll be working across a mix of API-led and file-based integrations, helping to design, build and transition services in a way that is stable, clear and aligned with the wider platform architecture. * Building and supporting REST API integrations between systems * Working across both real-time (API) and file-based (SFTP/MFT) integration workflows * Strong experience building REST API integrations (typically 5+ years)
        API Integration Developer - Exalto Consulting are working with a client on a large-scale integration migration programme and is looking to bring in experienced API Integration Developers. You’ll be working across a mix of API-led and file-based integrations, helping to design, build and transition services in a way that is stable, clear and aligned with the wider platform architecture. * Building and supporting REST API integrations between systems * Working across both real-time (API) and file-based (SFTP/MFT) integration workflows * Strong experience building REST API integrations (typically 5+ years)
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        Contract Solution Architect SaaS / Integration / Identity - Midlands (Hybrid Working) Up to £750 per day (Inside IR35) 6-Month Initial Contract | Immediate Start - Active SC Clearance Required - We are supporting a globally recognised engineering and technology organisation operating at the forefront of advanced aerospace, defence, and power systems. They are seeking an experienced Solution Architect to support a major enterprise SaaS platform programme within a highly secure environment. This role will be instrumental in designing end-to-end architectures and ensuring new platforms integrate securely and effectively within a complex enterprise landscape. As a Solution Architect, you will assess the current technology landscape and produce high-level architectural designs that enable secure and scalable SaaS platform implementations.
        Contract Solution Architect SaaS / Integration / Identity - Midlands (Hybrid Working) Up to £750 per day (Inside IR35) 6-Month Initial Contract | Immediate Start - Active SC Clearance Required - We are supporting a globally recognised engineering and technology organisation operating at the forefront of advanced aerospace, defence, and power systems. They are seeking an experienced Solution Architect to support a major enterprise SaaS platform programme within a highly secure environment. This role will be instrumental in designing end-to-end architectures and ensuring new platforms integrate securely and effectively within a complex enterprise landscape. As a Solution Architect, you will assess the current technology landscape and produce high-level architectural designs that enable secure and scalable SaaS platform implementations.
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        Senior Full Stack Engineer (Python Focused) Outisde IR35 up to £525 - Intial 6 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 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
        Senior Full Stack Engineer (Python Focused) Outisde IR35 up to £525 - Intial 6 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 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 Full Stack Engineer - Outisde IR35 up to £525 - Intial 6 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
        Senior Full Stack Engineer - Outisde IR35 up to £525 - Intial 6 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
        more

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        What is the average salary for API in Yorkshire?

        Average salary per year
        £52,499

        The average salary for a API in Yorkshire is £52,499. API in Yorkshire salaries range from £42,499 to £57,499.

        Frequently Asked Questions

        How many contract API jobs are there in Yorkshire?
        There are 18 contract API jobs within 20 miles of Yorkshire available on CWJobs right now.

        Where in Yorkshire are these contract jobs?
        You can find contract jobs in West Yorkshire, North Yorkshire, South Yorkshire.

        What other similar jobs are there to contract API jobs in Yorkshire?
        As well as contract API jobs in Yorkshire, you can find contract IT, Software Development, Architecture, amongst many others.