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3 Contract API jobs in Kensington, Liverpool + 20 miles
38 exact matches jobs are outside your preferred location
About Us - At Calisen, were leading the smart energy technology revolution. We own, finance, install, and service essential energy infrastructure assets that enable smarter energy for all. From smart metering and data services to EV charging and the electrification of heat, were helping to build a more sustainable, greener future. Our mission is to deliver smarter, more sustainable energy through innovation and collaboration. Were proud of our inclusive culture, where everyone is respected and empowered to make a difference. As we continue to grow, were looking for passionate individuals who share our values and want to be part of a team thats shaping the future of energy. About the Role - Were looking for a skilled and motivated Software Development Engineer in Test (SDET) to join our Digital team. This is a key role supporting business-critical IT transformation acr
About Us - At Calisen, were leading the smart energy technology revolution. We own, finance, install, and service essential energy infrastructure assets that enable smarter energy for all. From smart metering and data services to EV charging and the electrification of heat, were helping to build a more sustainable, greener future. Our mission is to deliver smarter, more sustainable energy through innovation and collaboration. Were proud of our inclusive culture, where everyone is respected and empowered to make a difference. As we continue to grow, were looking for passionate individuals who share our values and want to be part of a team thats shaping the future of energy. About the Role - Were looking for a skilled and motivated Software Development Engineer in Test (SDET) to join our Digital team. This is a key role supporting business-critical IT transformation acr
London - 2025-08-26T00:00:00Z - 170103 - Vanguard - Location: London or Manchester (Hybrid) About Vanguard - Vanguard is an investment company unlike any other. It was founded by Jack Bogle in the US in 1975 on a simple but revolutionary idea: that an investment company should manage its funds solely in the interests of its clients. Jack helped bring investing to the masses with the index fund. Index funds do not pick individual shares or bonds to beat the market. They track the performance of the entire market. Or as Jack put it, "Don't look for the needle in the haystack. Just buy the haystack!". We have stood for low-cost, uncomplicated investing ever since. Over the last 45 years people have come round to our way of thinking and more than 50 million investors worldwide now trust us with their money. About the Role
London - 2025-08-26T00:00:00Z - 170103 - Vanguard - Location: London or Manchester (Hybrid) About Vanguard - Vanguard is an investment company unlike any other. It was founded by Jack Bogle in the US in 1975 on a simple but revolutionary idea: that an investment company should manage its funds solely in the interests of its clients. Jack helped bring investing to the masses with the index fund. Index funds do not pick individual shares or bonds to beat the market. They track the performance of the entire market. Or as Jack put it, "Don't look for the needle in the haystack. Just buy the haystack!". We have stood for low-cost, uncomplicated investing ever since. Over the last 45 years people have come round to our way of thinking and more than 50 million investors worldwide now trust us with their money. About the Role
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Experience with Azure Integration technologies (Inc. App services, Azure Functions, Logic Apps, and API Manager Etc.)
Experience with Azure Integration technologies (Inc. App services, Azure Functions, Logic Apps, and API Manager Etc.)
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Technical Product Owner
Technical Product Owner
Anson Mccade
North West, Manc est
GBP 65,000.00 per year;GBP 90,000.00 per year
Role: Technical Product Owner (API Products) We are seeking a highly skilled Technical Product Owner with a strong background in API products, backlog management, and stakeholder engagement, to join a well-established enterprise environment in Greater Manchester. This role will give you exposure to high-impact projects including software resilience programmes, and the delivery of modern API-driven solutions. * Champion API strategy and ensure excellent developer experience (DX), including onboarding, documentation, and support. * Proven API product management experience (REST, OpenAPI, authentication methods).
Role: Technical Product Owner (API Products) We are seeking a highly skilled Technical Product Owner with a strong background in API products, backlog management, and stakeholder engagement, to join a well-established enterprise environment in Greater Manchester. This role will give you exposure to high-impact projects including software resilience programmes, and the delivery of modern API-driven solutions. * Champion API strategy and ensure excellent developer experience (DX), including onboarding, documentation, and support. * Proven API product management experience (REST, OpenAPI, authentication methods).
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Technical Testing of APIs including Authentication & Authorisation, API Requests & Responses and API response codes using tools such as Postman
Technical Testing of APIs including Authentication & Authorisation, API Requests & Responses and API response codes using tools such as Postman
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A Senior ServiceNow Developer is sought by our client to work with their team to deliver continuous improvement and development of the Roadmap for end users. The existing team is a mixture of their own resources and 3rd party suppliers. You will be a highly experienced ServiceNow consultant, with a proven track record in ServiceNow development, including certification and experience in implementing different ServiceNow implementation levels and components.. Key Details * INSIDE IR35 * Remote working - Hybrid model * 2 days per week on-site available across various UK locations * 4 months * Must be UK resident * Must be able to work without sponsorship - Essential Criteria * Significant previous experience of working at a Senior ServiceNow level, including Architecture and Developer * Strong solution design experience, including helping influence product roadmaps and s
A Senior ServiceNow Developer is sought by our client to work with their team to deliver continuous improvement and development of the Roadmap for end users. The existing team is a mixture of their own resources and 3rd party suppliers. You will be a highly experienced ServiceNow consultant, with a proven track record in ServiceNow development, including certification and experience in implementing different ServiceNow implementation levels and components.. Key Details * INSIDE IR35 * Remote working - Hybrid model * 2 days per week on-site available across various UK locations * 4 months * Must be UK resident * Must be able to work without sponsorship - Essential Criteria * Significant previous experience of working at a Senior ServiceNow level, including Architecture and Developer * Strong solution design experience, including helping influence product roadmaps and s
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TypeScript | React | Go | Python | Mission-Driven Start-up - Weve partnered with a mission-driven, remote-first start-up thats transforming a global industry worth billions. Their platform is tackling long-standing inefficiencies, unlocking fairness, transparency, and faster payments for creators and rights-holders worldwide. Theyre looking for a Full Stack Software Engineer who wants to build technology that makes a real impact. You wont just write code - youll solve real-world problems that improve how people get paid and recognized. Youll build end-to-end features across UI, APIs, and infrastructure, helping the team deliver meaningful products. * Salary:Up to £100,000 (DOE) * Location:Fully remote (UK only) * Key Technologies:TypeScript, React, Next.js, Go or Python, AWS or GCP - Senior Software Engineer Requirements * 5+ years experience as a Software Engineer (F
TypeScript | React | Go | Python | Mission-Driven Start-up - Weve partnered with a mission-driven, remote-first start-up thats transforming a global industry worth billions. Their platform is tackling long-standing inefficiencies, unlocking fairness, transparency, and faster payments for creators and rights-holders worldwide. Theyre looking for a Full Stack Software Engineer who wants to build technology that makes a real impact. You wont just write code - youll solve real-world problems that improve how people get paid and recognized. Youll build end-to-end features across UI, APIs, and infrastructure, helping the team deliver meaningful products. * Salary:Up to £100,000 (DOE) * Location:Fully remote (UK only) * Key Technologies:TypeScript, React, Next.js, Go or Python, AWS or GCP - Senior Software Engineer Requirements * 5+ years experience as a Software Engineer (F
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Day Rate: £500 - £700 - Duration: 6 months - IR35: Outside Scope - Overview - Are you a talented Software Developer eager to take on exciting project-based work with leading organisations? We are seeking skilled developers for multiple contract opportunities across various sectors, including tech, finance, and healthcare. * Engage in diverse and challenging projects, delivering immediate value to clients while enhancing your technical skills. * Collaborate with innovative teams to design and implement robust software solutions that meet business needs. * Experience the flexibility of contract work, allowing you to choose projects that align with your expertise and career goals. These contract roles are ideal for developers looking to make an impact quickly and explore different industries while enjoying the freedom of flexible assignments. Key Skills
Day Rate: £500 - £700 - Duration: 6 months - IR35: Outside Scope - Overview - Are you a talented Software Developer eager to take on exciting project-based work with leading organisations? We are seeking skilled developers for multiple contract opportunities across various sectors, including tech, finance, and healthcare. * Engage in diverse and challenging projects, delivering immediate value to clients while enhancing your technical skills. * Collaborate with innovative teams to design and implement robust software solutions that meet business needs. * Experience the flexibility of contract work, allowing you to choose projects that align with your expertise and career goals. These contract roles are ideal for developers looking to make an impact quickly and explore different industries while enjoying the freedom of flexible assignments. Key Skills
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Proficiency in REST API development
Proficiency in REST API development
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Expertise in cloud architecture, microservices, API gateway design, DevOps practices, datapipelines, and enterprise service mesh architecture.
Expertise in cloud architecture, microservices, API gateway design, DevOps practices, datapipelines, and enterprise service mesh architecture.
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Collaborate with Ops Tech to manage API use, system performance, and platform scalability. * Working knowledge of JavaScript or Python for API interactions for customizations.
Collaborate with Ops Tech to manage API use, system performance, and platform scalability. * Working knowledge of JavaScript or Python for API interactions for customizations.
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Experience designing and managing API-based integrations and middleware tools (e.g., Zapier, Workato, Tray.io)
Experience designing and managing API-based integrations and middleware tools (e.g., Zapier, Workato, Tray.io)
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Role & Responsibilities - Role Overview - As a Junior Backend Engineer at Grabyo; you will have exposure to the backend APIs and services that power the core of the Grabyo Platform. Some days, you might be part of the team behind key features like building markers in the Live clipping or AI-powered highlights workflows. Other days, you could contribute to evolving our architecture as we advance towards a scalable, microservices-based platform. Java, Spring, Go, Node.js, NoSQL, serverless architectures, microservices, Terraform, AWS SAM, DynamoDB, media processing, Terraform, AWS Lambda these are a few of the state-of-the-art techs you will be working with - To make sure you keep growing your knowledge around tech, we provide you with professional development opportunities like Hackathons, development budget and pair programming days to improve our automated testing cu
Role & Responsibilities - Role Overview - As a Junior Backend Engineer at Grabyo; you will have exposure to the backend APIs and services that power the core of the Grabyo Platform. Some days, you might be part of the team behind key features like building markers in the Live clipping or AI-powered highlights workflows. Other days, you could contribute to evolving our architecture as we advance towards a scalable, microservices-based platform. Java, Spring, Go, Node.js, NoSQL, serverless architectures, microservices, Terraform, AWS SAM, DynamoDB, media processing, Terraform, AWS Lambda these are a few of the state-of-the-art techs you will be working with - To make sure you keep growing your knowledge around tech, we provide you with professional development opportunities like Hackathons, development budget and pair programming days to improve our automated testing cu
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The Senior Backend Engineer is responsible for building and maintaining the server-side systems that power DRESTs luxury mobile game and supporting platform. This role plays a critical part in the performance, reliability, and scalability of our backend architecture, ensuring smooth operation of our live services and enabling feature delivery across the organisation. As a hands-on contributor, the Senior Backend Engineer designs, implements, and optimises backend services, collaborating closely with client, DevOps, and data teams. Reporting to the Lead Backend Engineer, you will also support technical planning and mentor other engineers, helping to shape the future of backend engineering at DREST. What you will be accountable for * Delivering high-quality, maintainable backend code and features on time, aligned with established codebase architectural standards and cov
The Senior Backend Engineer is responsible for building and maintaining the server-side systems that power DRESTs luxury mobile game and supporting platform. This role plays a critical part in the performance, reliability, and scalability of our backend architecture, ensuring smooth operation of our live services and enabling feature delivery across the organisation. As a hands-on contributor, the Senior Backend Engineer designs, implements, and optimises backend services, collaborating closely with client, DevOps, and data teams. Reporting to the Lead Backend Engineer, you will also support technical planning and mentor other engineers, helping to shape the future of backend engineering at DREST. What you will be accountable for * Delivering high-quality, maintainable backend code and features on time, aligned with established codebase architectural standards and cov
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Salary: £60,000 - £75,000k - Location: Remote, must be UK-based - Why Midnite? Midnite is a next-generation betting platform that is built for todays fandom. We are a collective of engineers and designers who all share a passion for building the best sportsbook & casino experience possible, allowing our fans to feel closer to the games they love through the rush of winning money. Unlike the alternatives, Midnite doesn't feel like a website built two decades ago. Instead, it's a cutting-edge creation, designed and constructed from the ground up with the latest technologies. Crafting an experience that's truly intuitive, immersive, and immediately understandable is no walk in the park, but we thrive on the challenge. We believe we're on the brink of creating something truly awesome. What will you do? In this role, youll actively develop and maintain key features of our
Salary: £60,000 - £75,000k - Location: Remote, must be UK-based - Why Midnite? Midnite is a next-generation betting platform that is built for todays fandom. We are a collective of engineers and designers who all share a passion for building the best sportsbook & casino experience possible, allowing our fans to feel closer to the games they love through the rush of winning money. Unlike the alternatives, Midnite doesn't feel like a website built two decades ago. Instead, it's a cutting-edge creation, designed and constructed from the ground up with the latest technologies. Crafting an experience that's truly intuitive, immersive, and immediately understandable is no walk in the park, but we thrive on the challenge. We believe we're on the brink of creating something truly awesome. What will you do? In this role, youll actively develop and maintain key features of our
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Homeworking , Nationwide - Full Time , Permanent - Closing date: 23 September 2025 - Apply - We're looking for a Senior Data Engineer to join our Data & Analytics team at Willmott Dixon to help drive the next wave of our data platform in Microsoft Fabric. Although the IT team are based at our head office in Letchworth Garden City, this role can be done as either a hybrid, or a remote role. Occasional travel to other sites may be required according to business needs. The Role - As a Senior Data Engineer, you'll be at the heart of designing and delivering scalable, reliable data products and pipelines that power decision-making and drive business performance. You'll work closely with analysts, developers, and stakeholders to align data engineering efforts with business goals and needs. You'll play a key role in shaping how we deliver a trusted, single source of truth pl
Homeworking , Nationwide - Full Time , Permanent - Closing date: 23 September 2025 - Apply - We're looking for a Senior Data Engineer to join our Data & Analytics team at Willmott Dixon to help drive the next wave of our data platform in Microsoft Fabric. Although the IT team are based at our head office in Letchworth Garden City, this role can be done as either a hybrid, or a remote role. Occasional travel to other sites may be required according to business needs. The Role - As a Senior Data Engineer, you'll be at the heart of designing and delivering scalable, reliable data products and pipelines that power decision-making and drive business performance. You'll work closely with analysts, developers, and stakeholders to align data engineering efforts with business goals and needs. You'll play a key role in shaping how we deliver a trusted, single source of truth pl
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