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        118




        14 Contract API jobs in Wiltshire + 10 miles

        Software Engineer

        Oscar Associates (UK) Limited
        BS1, Bristol
        £350 - £450 per day
        We're looking for a versatile Software Engineer to join a leading Bristol-based business, delivering high-quality solutions for clients across finance, e-commerce, and technology. This is a hands-on role where you'll work across the full stack. Back-end services in C#/.NET and Python, and dynamic front-end applications using JavaScript, React, Node.js, and TypeScript. Location: Bristol (Hybrid) Contract: 6 Months (OIR35) Rate: £350-450 p/day - Start date: ASAP * Build and maintain software using C#/.NET, Python, JavaScript, React, Node.js, and TypeScript * Develop and optimise APIs, services, and integration layers. * Deliver end-to-end features across back-end, front-end, and cloud-hosted environments. * Write clean, efficient, and maintainable code following best practices. * Contribute to code reviews, testing, and Agile ceremonies.
        We're looking for a versatile Software Engineer to join a leading Bristol-based business, delivering high-quality solutions for clients across finance, e-commerce, and technology. This is a hands-on role where you'll work across the full stack. Back-end services in C#/.NET and Python, and dynamic front-end applications using JavaScript, React, Node.js, and TypeScript. Location: Bristol (Hybrid) Contract: 6 Months (OIR35) Rate: £350-450 p/day - Start date: ASAP * Build and maintain software using C#/.NET, Python, JavaScript, React, Node.js, and TypeScript * Develop and optimise APIs, services, and integration layers. * Deliver end-to-end features across back-end, front-end, and cloud-hosted environments. * Write clean, efficient, and maintainable code following best practices. * Contribute to code reviews, testing, and Agile ceremonies.
        more
        NEWFEATURED

        Software Engineer

        JAM Recruitment Ltd
        Ashton, BS3 2HQ
        £650 - £745 per day + Umbrella, inside IR35
        Strong knowledge of API design, integration methods (REST, Webhooks, GraphQL), and authentication protocols (OAuth2, JWT).
        Strong knowledge of API design, integration methods (REST, Webhooks, GraphQL), and authentication protocols (OAuth2, JWT).
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        NEW
        Role Title: Senior QA Lead - Duration: contract to run until 31/03/2026 - Location: Bristol, hybrid 1 day per month onsite - Rate: up to £552 p/d Umbrella inside IR35 - Clearance required: Sole UK National (No Dual Nationalities) with Active SC Clearance - Role purpose / summary - This is an opportunity to join the team as a senior QA. We experiment with AI to improve platform availably and drive productivity benefits across the Client. Project Background - The incumbent tool used by the client predicts the availability of assets depending on the parameters inputted. The team has undergone a discovery piece of work to assess the effectiveness of the tool and to design what a new tool could look like. We determined that the entire application will need to be rebuilt which will include rebuilding the application infrastructure, the simulation model and the UI.
        Role Title: Senior QA Lead - Duration: contract to run until 31/03/2026 - Location: Bristol, hybrid 1 day per month onsite - Rate: up to £552 p/d Umbrella inside IR35 - Clearance required: Sole UK National (No Dual Nationalities) with Active SC Clearance - Role purpose / summary - This is an opportunity to join the team as a senior QA. We experiment with AI to improve platform availably and drive productivity benefits across the Client. Project Background - The incumbent tool used by the client predicts the availability of assets depending on the parameters inputted. The team has undergone a discovery piece of work to assess the effectiveness of the tool and to design what a new tool could look like. We determined that the entire application will need to be rebuilt which will include rebuilding the application infrastructure, the simulation model and the UI.
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        PREMIUM
        Role Title: Senior QA Lead - Duration: contract to run until 31/03/2026 - Location: Bristol, hybrid 1 day per month onsite - Rate: up to £570 p/d Umbrella inside IR35 - Clearance required: Sole UK National (No Dual Nationalities) with Active SC Clearance - Role purpose / summary - This is an opportunity to join the team as a senior QA. We experiment with AI to improve platform availably and drive productivity benefits across the Client. Project Background - The incumbent tool used by the client predicts the availability of assets depending on the parameters inputted. The team has undergone a discovery piece of work to assess the effectiveness of the tool and to design what a new tool could look like. We determined that the entire application will need to be rebuilt which will include rebuilding the application infrastructure, the simulation model and the UI.
        Role Title: Senior QA Lead - Duration: contract to run until 31/03/2026 - Location: Bristol, hybrid 1 day per month onsite - Rate: up to £570 p/d Umbrella inside IR35 - Clearance required: Sole UK National (No Dual Nationalities) with Active SC Clearance - Role purpose / summary - This is an opportunity to join the team as a senior QA. We experiment with AI to improve platform availably and drive productivity benefits across the Client. Project Background - The incumbent tool used by the client predicts the availability of assets depending on the parameters inputted. The team has undergone a discovery piece of work to assess the effectiveness of the tool and to design what a new tool could look like. We determined that the entire application will need to be rebuilt which will include rebuilding the application infrastructure, the simulation model and the UI.
        more
        PREMIUM
        Lead end-to-end system design, including API gateways, service orchestration, integration patterns (e.g., module federation, event-driven architecture), and distributed systems.
        Lead end-to-end system design, including API gateways, service orchestration, integration patterns (e.g., module federation, event-driven architecture), and distributed systems.
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        Data Architect

        Independent Vetcare Ltd t/a Grove Lodge Veterinary Group
        Bristol, Avon
        Competitive
        Ready to shape the Future of Veterinary Care Through Data? At IVC Evidensia , were on a mission to improve the lives of animals and their owners by building the worlds best veterinary group. With over 2,500 locations globally, were investing in people, technology, and data to deliver exceptional care. Were undergoing a major digital transformation and data is at the heart of it. As our Data Architect , youll play a pivotal role in designing and delivering the data strategy that powers smarter decisions, enhances patient care, and enables cutting-edge AI initiatives. Why This Role Matters Youll be the technical authority driving how we manage and grow our data warehouse and BI capabilities. By aligning our data architecture with business goals, youll help unify insights across systems, improve reporting, and elevate the experience for our clients and their pets.
        Ready to shape the Future of Veterinary Care Through Data? At IVC Evidensia , were on a mission to improve the lives of animals and their owners by building the worlds best veterinary group. With over 2,500 locations globally, were investing in people, technology, and data to deliver exceptional care. Were undergoing a major digital transformation and data is at the heart of it. As our Data Architect , youll play a pivotal role in designing and delivering the data strategy that powers smarter decisions, enhances patient care, and enables cutting-edge AI initiatives. Why This Role Matters Youll be the technical authority driving how we manage and grow our data warehouse and BI capabilities. By aligning our data architecture with business goals, youll help unify insights across systems, improve reporting, and elevate the experience for our clients and their pets.
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        Software Solutions Specialist

        Linde Material Handling (UK) Ltd
        Basingstoke, Hampshire
        Competitive
        Experience in API integration (REST/SOAP) through ERP systems, IoT devices and or third-party logistics platforms. * API/Data Integration Accuracy: % of successful data exchanges between WMS and ERP/third-party systems without manual intervention.
        Experience in API integration (REST/SOAP) through ERP systems, IoT devices and or third-party logistics platforms. * API/Data Integration Accuracy: % of successful data exchanges between WMS and ERP/third-party systems without manual intervention.
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        Develop efficient data access patterns within our Python API to support application performance and scalability * Experience with event-driven design patterns and frontend state management (Redux, Context API)
        Develop efficient data access patterns within our Python API to support application performance and scalability * Experience with event-driven design patterns and frontend state management (Redux, Context API)
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        NEW
        Who we are - At MediaKind, we're reshaping the future of streaming videoand we're moving at incredible speed. Our cloud-native, agile technology enables customers to rapidly build, deploy, and scale premium streaming experiences, removing traditional barriers to innovation and growth. Were on a mission to transform how the world watches video: making every moment extraordinary, personalized and valuable for content owners and their consumers. Here, you'll be part of a dynamic team thats redefining how media experiences come to life. Our award winning products simplify complex operations, enabling customersfrom iconic sports brands to innovative broadcasters and content ownersto focus purely on storytelling, and growth. By replacing legacy complexity with cloud-connected solutions, we ensure speed, simplicity, and commercial transparency.
        Who we are - At MediaKind, we're reshaping the future of streaming videoand we're moving at incredible speed. Our cloud-native, agile technology enables customers to rapidly build, deploy, and scale premium streaming experiences, removing traditional barriers to innovation and growth. Were on a mission to transform how the world watches video: making every moment extraordinary, personalized and valuable for content owners and their consumers. Here, you'll be part of a dynamic team thats redefining how media experiences come to life. Our award winning products simplify complex operations, enabling customersfrom iconic sports brands to innovative broadcasters and content ownersto focus purely on storytelling, and growth. By replacing legacy complexity with cloud-connected solutions, we ensure speed, simplicity, and commercial transparency.
        more
        What you'll be doing - We're looking for a Finance Systems Project Lead to guide the implementation, integration, and optimization of financial systems, leading on projects from conception through to delivery, ensuring agreement on strategic goals and stakeholder requirements. Through collaboration with the Head of Finance Systems, you will build the finance vision through coordination of projects, mapping each integration to the transformation strategy. Following approved requirements and specifications you will also oversee integration projects across existing financial systems and leading end-to-end implementation of new financial systems. Experience that will put you ahead of the curve * Part Qualified or Qualified CIMA/ACCA * Experience as a Netsuite System Administrator. * Experience in systems and project management.
        What you'll be doing - We're looking for a Finance Systems Project Lead to guide the implementation, integration, and optimization of financial systems, leading on projects from conception through to delivery, ensuring agreement on strategic goals and stakeholder requirements. Through collaboration with the Head of Finance Systems, you will build the finance vision through coordination of projects, mapping each integration to the transformation strategy. Following approved requirements and specifications you will also oversee integration projects across existing financial systems and leading end-to-end implementation of new financial systems. Experience that will put you ahead of the curve * Part Qualified or Qualified CIMA/ACCA * Experience as a Netsuite System Administrator. * Experience in systems and project management.
        more
        Our solution hubsSmartBear API Hub, SmartBear Insight Hub, and SmartBear Test Hub, featuring HaloAI, bring visibility and automation to software development, making it easier for teams to deliver high-quality software faster.
        Our solution hubsSmartBear API Hub, SmartBear Insight Hub, and SmartBear Test Hub, featuring HaloAI, bring visibility and automation to software development, making it easier for teams to deliver high-quality software faster.
        more
        NEW
        Our solution hubsSmartBear API Hub, SmartBear Insight Hub, and SmartBear Test Hub, featuring HaloAI, bring visibility and automation to software development, making it easier for teams to deliver high-quality software faster. * API testing methodologies and tools.
        Our solution hubsSmartBear API Hub, SmartBear Insight Hub, and SmartBear Test Hub, featuring HaloAI, bring visibility and automation to software development, making it easier for teams to deliver high-quality software faster. * API testing methodologies and tools.
        more
        NEW

        104 exact matches jobs are outside your preferred location

        Developer - Remote - FTC

        Data Careers
        OX5, Kidlington, OX5 1RA
        Up to £40000 per annum + excellent pension and other Emp. Bens.
        XSLT, API's. It's a fascinating role developing and enhancing a Police Forces Applications, (as well as the API's so that they integrate with other the Police Force applications), that deliver critical services to the wider community. * Good API / writing API Integrations, (XSLT, XML etc.)
        XSLT, API's. It's a fascinating role developing and enhancing a Police Forces Applications, (as well as the API's so that they integrate with other the Police Force applications), that deliver critical services to the wider community. * Good API / writing API Integrations, (XSLT, XML etc.)
        more

        Technical Architect

        Queen Square Recruitment Limited
        RG40, Wokingham
        £500 per day inside IR35
        Strong knowledge of the API/integration lifecycle, including design, deployment, and enhancement. * Expertise in RESTful & SOAP API design, APIM policy, and transformations. * Skilled in API/Integration security protocols & best practices. * Practical experience with Postman, API monitoring, and documentation tools. * Knowledge of Open API Specification, WSDL, SOAP, XSLT. * Application Insight proficiency in .NET and .NET Core (Web, API) and working knowledge of VS Code with Azure.
        Strong knowledge of the API/integration lifecycle, including design, deployment, and enhancement. * Expertise in RESTful & SOAP API design, APIM policy, and transformations. * Skilled in API/Integration security protocols & best practices. * Practical experience with Postman, API monitoring, and documentation tools. * Knowledge of Open API Specification, WSDL, SOAP, XSLT. * Application Insight proficiency in .NET and .NET Core (Web, API) and working knowledge of VS Code with Azure.
        more
        NEW
        Job Description Workday Integration Consultant - Key Responsibilities - Design, develop, and maintain Workday integrations including Core Connectors, EIBs, Studio, and custom solutions. Leverage Workday HCM core knowledge to deliver effective integration solutions. Perform XML/XSLT transformations and handle various file formats (CSV, XML, JSON, etc.). Work with APIs, Web Services (SOAP/REST), and file transfer protocols (SFTP/FTP). Ensure accuracy, compliance, and performance of integrations across HR, Payroll, Benefits, and Finance systems. Collaborate with business stakeholders to translate requirements and process logic into actionable code and functional solutions. Troubleshoot, optimize, and support integrations in production environments. Plan, prioritize, and deliver assigned work within agreed timelines. Required Skills & Qualifications
        Job Description Workday Integration Consultant - Key Responsibilities - Design, develop, and maintain Workday integrations including Core Connectors, EIBs, Studio, and custom solutions. Leverage Workday HCM core knowledge to deliver effective integration solutions. Perform XML/XSLT transformations and handle various file formats (CSV, XML, JSON, etc.). Work with APIs, Web Services (SOAP/REST), and file transfer protocols (SFTP/FTP). Ensure accuracy, compliance, and performance of integrations across HR, Payroll, Benefits, and Finance systems. Collaborate with business stakeholders to translate requirements and process logic into actionable code and functional solutions. Troubleshoot, optimize, and support integrations in production environments. Plan, prioritize, and deliver assigned work within agreed timelines. Required Skills & Qualifications
        more

        Data Developer

        Wireless Logic Limited
        Reading, Berkshire
        Competitive
        Any company can tell you about how they are a multi award winning, market leading business and yes, we are both of those things in the world of IoT connectivity! But we're more than that. Our mission? To make IoT management a breeze for any device, anywhere. With over 14 million IoT subscriptions active in 165 countries and direct partnerships with 50 mobile networks , we connect you to more than 750 networks worldwide, delivering unmatched value across the IoT connectivity chain. Innovation is in our DNA , and we have an insatiable hunger to 'wow'! While we may not always get it right, our drive to collaborate, innovate, and achieve top-notch customer satisfaction never wavers. We offer industry expertise, stellar service support, and the most flexible, resilient, and secure connectivity solutions on the market.
        Any company can tell you about how they are a multi award winning, market leading business and yes, we are both of those things in the world of IoT connectivity! But we're more than that. Our mission? To make IoT management a breeze for any device, anywhere. With over 14 million IoT subscriptions active in 165 countries and direct partnerships with 50 mobile networks , we connect you to more than 750 networks worldwide, delivering unmatched value across the IoT connectivity chain. Innovation is in our DNA , and we have an insatiable hunger to 'wow'! While we may not always get it right, our drive to collaborate, innovate, and achieve top-notch customer satisfaction never wavers. We offer industry expertise, stellar service support, and the most flexible, resilient, and secure connectivity solutions on the market.
        more
        NEW
        Any company can tell you about how they are a multi award winning, market leading business and yes, we are both of those things in the world of IoT connectivity! But we're more than that. Our mission? To make IoT management a breeze for any device, anywhere. With over 10 million IoT subscriptions active in 165 countries and direct partnerships with 50 mobile networks , we connect you to more than 750 networks worldwide, delivering unmatched value across the IoT connectivity chain. Innovation is in our DNA , and we have an insatiable hunger to 'wow'! While we may not always get it right, our drive to collaborate, innovate, and achieve top-notch customer satisfaction never wavers. We offer industry expertise, stellar service support, and the most flexible, resilient, and secure connectivity solutions on the market.
        Any company can tell you about how they are a multi award winning, market leading business and yes, we are both of those things in the world of IoT connectivity! But we're more than that. Our mission? To make IoT management a breeze for any device, anywhere. With over 10 million IoT subscriptions active in 165 countries and direct partnerships with 50 mobile networks , we connect you to more than 750 networks worldwide, delivering unmatched value across the IoT connectivity chain. Innovation is in our DNA , and we have an insatiable hunger to 'wow'! While we may not always get it right, our drive to collaborate, innovate, and achieve top-notch customer satisfaction never wavers. We offer industry expertise, stellar service support, and the most flexible, resilient, and secure connectivity solutions on the market.
        more
        Company Description - Founded by experienced entrepreneurs and engineers in 2016, Pismo is a technology company that provides a comprehensive processing platform for banking, card issuing and financial market infrastructure and helps customers innovate and build the next generation of banking and payment solutions. Pismo joined Visa in 2024. Leveraging Visas solutions, our core platform, and an expanding suite of capabilities, Pismo addresses the technological challenges that large banks, marketplaces, and fintech companies face in migrating from legacy systems to more advanced technology in the market. Pismos cloud-based platform empowers firms to build and launch financial products rapidly, scaling as they grow to have a broader audience while keeping high security and availability standards. Pismos 500+ employees are located in more than 10 countries around the wor
        Company Description - Founded by experienced entrepreneurs and engineers in 2016, Pismo is a technology company that provides a comprehensive processing platform for banking, card issuing and financial market infrastructure and helps customers innovate and build the next generation of banking and payment solutions. Pismo joined Visa in 2024. Leveraging Visas solutions, our core platform, and an expanding suite of capabilities, Pismo addresses the technological challenges that large banks, marketplaces, and fintech companies face in migrating from legacy systems to more advanced technology in the market. Pismos cloud-based platform empowers firms to build and launch financial products rapidly, scaling as they grow to have a broader audience while keeping high security and availability standards. Pismos 500+ employees are located in more than 10 countries around the wor
        more
        Company Description - Founded by experienced entrepreneurs and engineers in 2016, Pismo is a technology company that provides a comprehensive processing platform for banking, card issuing and financial market infrastructure and helps customers innovate and build the next generation of banking and payment solutions. Pismo joined Visa in 2024. Leveraging Visas solutions, our core platform, and an expanding suite of capabilities, Pismo addresses the technological challenges that large banks, marketplaces, and fintech companies face in migrating from legacy systems to more advanced technology in the market. Pismos cloud-based platform empowers firms to build and launch financial products rapidly, scaling as they grow to have a broader audience while keeping high security and availability standards. Pismos 500+ employees are located in more than 10 countries around the wor
        Company Description - Founded by experienced entrepreneurs and engineers in 2016, Pismo is a technology company that provides a comprehensive processing platform for banking, card issuing and financial market infrastructure and helps customers innovate and build the next generation of banking and payment solutions. Pismo joined Visa in 2024. Leveraging Visas solutions, our core platform, and an expanding suite of capabilities, Pismo addresses the technological challenges that large banks, marketplaces, and fintech companies face in migrating from legacy systems to more advanced technology in the market. Pismos cloud-based platform empowers firms to build and launch financial products rapidly, scaling as they grow to have a broader audience while keeping high security and availability standards. Pismos 500+ employees are located in more than 10 countries around the wor
        more
        We want you to #JOINTHEREBELLION! For 30 years weve been independently developing and publishing incredible video games at our multiple studios founded by Jason & Chris Kingsley, but Rebellion is more than just games. We have our own film studio, we create board games, publish books, and through 2000AD, publish comics and graphic novels such as the amazing Judge Dredd. We are seeking an experienced and highly skilled back-end Senior Online Developer to join our tech team, to help build and support internal and external web APIs to support our game engine team. The successful candidate will join a small team and user their specialist JavaScript knowledge to be involved in the entire software development lifecycle, from requirements gathering and system design to implementation, testing, deployment, and maintenance.
        We want you to #JOINTHEREBELLION! For 30 years weve been independently developing and publishing incredible video games at our multiple studios founded by Jason & Chris Kingsley, but Rebellion is more than just games. We have our own film studio, we create board games, publish books, and through 2000AD, publish comics and graphic novels such as the amazing Judge Dredd. We are seeking an experienced and highly skilled back-end Senior Online Developer to join our tech team, to help build and support internal and external web APIs to support our game engine team. The successful candidate will join a small team and user their specialist JavaScript knowledge to be involved in the entire software development lifecycle, from requirements gathering and system design to implementation, testing, deployment, and maintenance.
        more
        We want you to #JOINTHEREBELLION! For 30 years weve been independently developing and publishing incredible video games at our multiple studios founded by Jason & Chris Kingsley, but Rebellion is more than just games. We have our own film studio, we create board games, publish books, and through 2000AD, publish comics and graphic novels such as the amazing Judge Dredd. We are seeking an experienced Experienced JavaScript Developer (Full Stack) to join our Code team, to help build and support internal and external web applications and APIs to support our game engine team. The successful candidate will join a small team and user their specialist JavaScript knowledge to be involved in the entire software development lifecycle, from requirements gathering and system design to implementation, testing, deployment, and maintenance.
        We want you to #JOINTHEREBELLION! For 30 years weve been independently developing and publishing incredible video games at our multiple studios founded by Jason & Chris Kingsley, but Rebellion is more than just games. We have our own film studio, we create board games, publish books, and through 2000AD, publish comics and graphic novels such as the amazing Judge Dredd. We are seeking an experienced Experienced JavaScript Developer (Full Stack) to join our Code team, to help build and support internal and external web applications and APIs to support our game engine team. The successful candidate will join a small team and user their specialist JavaScript knowledge to be involved in the entire software development lifecycle, from requirements gathering and system design to implementation, testing, deployment, and maintenance.
        more

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        What is the average salary for API in Wiltshire?

        Average salary per year
        £42,499

        The average salary for a API in Wiltshire is £42,499. API in Wiltshire salaries range from £18,999 to £52,499.

        Frequently Asked Questions

        How many contract API jobs are there in Wiltshire?
        There are 14 contract API jobs within 10 miles of Wiltshire available on Totaljobs right now.

        What other similar jobs are there to contract API jobs in Wiltshire?
        As well as contract API jobs in Wiltshire, you can find contract Salesforce, Data Analytics, Services, amongst many others.