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Major IT & Digital are delighted to be working with one of UKs leading IT and telecom business operating across a well-established UK client base. The company has seen rapid growth over the last 4 years, coupled with 25 years specialist industry knowledge within the telecoms and managed services arena. Are you a forward-thinking Solutions Architect with a strong background in designing and building resilient solutions? A key requirement of the this role is the ability to design high quality end-to-end solutions that align with my clients business goals, ensuring scalable and secure system architecture with practical hands on delivery. The ideal person will have a solid understanding of network security principles and enterprise architecture design including strong cloud deployment knowledge (AWS or Azure) and DevOps principles experience.
Major IT & Digital are delighted to be working with one of UKs leading IT and telecom business operating across a well-established UK client base. The company has seen rapid growth over the last 4 years, coupled with 25 years specialist industry knowledge within the telecoms and managed services arena. Are you a forward-thinking Solutions Architect with a strong background in designing and building resilient solutions? A key requirement of the this role is the ability to design high quality end-to-end solutions that align with my clients business goals, ensuring scalable and secure system architecture with practical hands on delivery. The ideal person will have a solid understanding of network security principles and enterprise architecture design including strong cloud deployment knowledge (AWS or Azure) and DevOps principles experience.
Senior .Net Developer
Senior .Net Developer
Major Recruitment
S41, Chesterfield
From £50,000 to £55,000 per annum Bonus | Healthcare | Co. Pension | T
As part of continued expansion within the software development team my client has immediate requirements for a mid-level software developer to support the development of new features, new applications and API integrations. API Integration of 3rd party tools
As part of continued expansion within the software development team my client has immediate requirements for a mid-level software developer to support the development of new features, new applications and API integrations. API Integration of 3rd party tools
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Pay up to £71,017, plus 28.97% employer pension contributions, hybrid working, flexible hours, and great work life balance. Digital with Purpose. We are looking for a Senior Performance Test Engineer to join our community of tech experts in DWP Digital. 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? * Significant demonstrable experience Performance Test Engineer / Lead in an agile team with a pragmatic, strategic mindset with focus on
Pay up to £71,017, plus 28.97% employer pension contributions, hybrid working, flexible hours, and great work life balance. Digital with Purpose. We are looking for a Senior Performance Test Engineer to join our community of tech experts in DWP Digital. 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? * Significant demonstrable experience Performance Test Engineer / Lead in an agile team with a pragmatic, strategic mindset with focus on
NEWPREMIUM
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Lead Technical Architect
Lead Technical Architect
Department for Work and Pensions (DWP)
Upperthorpe, S3 7UF
From £72,664 to £99,836 per annum plus 28.97% pension contributions
Microservice and API-led architecture and integration design tools, techniques and best practice.
Microservice and API-led architecture and integration design tools, techniques and best practice.
NEWPREMIUM
Microservice and API-led architecture and integration design tools, techniques and best practice.
Microservice and API-led architecture and integration design tools, techniques and best practice.
NEWPREMIUM
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C#, .NET Core, ASP.NET Core MVC & Web API
C#, .NET Core, ASP.NET Core MVC & Web API
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Senior QA Engineer, C#, Manual & Automation, Home Based
Senior QA Engineer, C#, Manual & Automation, Home Based
Fdo Consulting Limited
Moorfoot, S1
£50000 - £60000 per annum
Role split between manual and automation testing, C# / .net, API testing, Postman, Playright, etc. £ 50000 - 60000 + benefits. * Strong API testing and Postman * API testing
Role split between manual and automation testing, C# / .net, API testing, Postman, Playright, etc. £ 50000 - 60000 + benefits. * Strong API testing and Postman * API testing
66 exact matches jobs are outside your preferred location
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QA Test Engineer / Technical Lead C# Postman API
QA Test Engineer / Technical Lead C# Postman API
Client Server
NG1, Nottingham, NG1 7AB
£55000 - £65000 per annum
You have strong API testing experience, ideally with Postman - Apply now to find out more about this QA Test Engineer / Technical Lead (C# Postman API SaaS) opportunity.
You have strong API testing experience, ideally with Postman - Apply now to find out more about this QA Test Engineer / Technical Lead (C# Postman API SaaS) opportunity.
NEWPREMIUM
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Senior Software Developer API
Senior Software Developer API
Frontier Agriculture Limited
Witham St. Hughs, LN6 9TN
Competitive + Benefits + 33 Days Holiday + Employee Assistance Program
Expert skills in JavaScript, TypeScript, React, Node.js, Express, RESTful API, GraphQL, Git, HTML, CSS, SQL
Expert skills in JavaScript, TypeScript, React, Node.js, Express, RESTful API, GraphQL, Git, HTML, CSS, SQL
NEWFEATURED
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RESTful design and API Gateway tools (Apigee or equivalent)
RESTful design and API Gateway tools (Apigee or equivalent)
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Strong experience with REST APIs, Streaming API, CDC, and Platform Events.
Strong experience with REST APIs, Streaming API, CDC, and Platform Events.
NEWFEATURED
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Understanding of Dell Boomi AtomSphere, including Atoms, Molecules, and API management
Understanding of Dell Boomi AtomSphere, including Atoms, Molecules, and API management
NEWFEATURED
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Strong background in API development, cloud adoption frameworks, and modern architectures.
Strong background in API development, cloud adoption frameworks, and modern architectures.
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Technical Product Owner
Technical Product Owner
Anson Mccade
WA16, Knutsford, WA16 8TH
GBP 70,000.00 - 85,000.00 per year;GBP 70,000.00 per year;GBP 85,000.0
If you're passionate about API strategy, product development, and driving resilience across software systems, this role will put you right at the centre of meaningful change. * Strong understanding of API product strategy, backlog management, and developer experience (DX).
If you're passionate about API strategy, product development, and driving resilience across software systems, this role will put you right at the centre of meaningful change. * Strong understanding of API product strategy, backlog management, and developer experience (DX).
PREMIUM
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Senior Software Engineer .Net
Senior Software Engineer .Net
Coburg Banks Limited
Leeds, West Yorkshire
£65000 - £70000 per annum + Pension, Healthcare
Experience with API (RESTful/Socket/OpenQL), microservice architecture and development.
Experience with API (RESTful/Socket/OpenQL), microservice architecture and development.
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Lead Python Software Developer - AI MarTech SaaS- c£90K 4 Day Week
Lead Python Software Developer - AI MarTech SaaS- c£90K 4 Day Week
Recruitment Revolution
LS1, Leeds
Up to £90,000 DOE + Benefits
Ready to build smarter, faster, AI-driven solutions that transform digital marketing? Want a better work-life balance with our groundbreaking 4 day week model? At Ask BOSCO®, we're on a mission to help brands spend smarter with our award-winning predictive analytics platform. As our Lead Software Developer, you won’t just write code - you’ll shape the future of a high-growth MarTech product, lead technical strategy, and work directly with founders, data scientists, and clients to deliver impactful, intelligent solutions. If you're excited by ownership, innovation, and the chance to make a real mark in a scaling business, this is your opportunity - If you’re looking for a role where your voice matters, your technical leadership is valued, and your work directly influences product growth and innovation, we’d love to hear from you. Lead Python Software Developer
Ready to build smarter, faster, AI-driven solutions that transform digital marketing? Want a better work-life balance with our groundbreaking 4 day week model? At Ask BOSCO®, we're on a mission to help brands spend smarter with our award-winning predictive analytics platform. As our Lead Software Developer, you won’t just write code - you’ll shape the future of a high-growth MarTech product, lead technical strategy, and work directly with founders, data scientists, and clients to deliver impactful, intelligent solutions. If you're excited by ownership, innovation, and the chance to make a real mark in a scaling business, this is your opportunity - If you’re looking for a role where your voice matters, your technical leadership is valued, and your work directly influences product growth and innovation, we’d love to hear from you. Lead Python Software Developer
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Solid understanding of GraphQL and RESTful API design
Solid understanding of GraphQL and RESTful API design
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Integration Manager
Integration Manager
StepChange Debt Charity
LS2, Leeds, LS2 8ER
£70,000 per annum Plus full benefits package
You have proven expertise in system integration, API design, and AWS cloud-native technologies like Lambda, API Gateway, and Step Functions.
You have proven expertise in system integration, API design, and AWS cloud-native technologies like Lambda, API Gateway, and Step Functions.
NEWFEATURED
Familiarity with API-first design and OpenAPI documentation
Familiarity with API-first design and OpenAPI documentation
FEATURED
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Experience in API and BDD testing
Experience in API and BDD testing
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Experience with workflow automation tools and concepts (e.g., RPA platforms, scripting, API integrations).
Experience with workflow automation tools and concepts (e.g., RPA platforms, scripting, API integrations).
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Leveraging CloudFront, Route 53, and API Gateway for secure and scalable content delivery
Leveraging CloudFront, Route 53, and API Gateway for secure and scalable content delivery
NEWFEATURED
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Lead Full Stack Engineer
Lead Full Stack Engineer
BIOMETRIC TALENT
M3, Manchester
Up to £90,000 per annum up to £90,000 - FULLY REMOTE UK ROLE
Deep expertise in TypeScript, ReactJS, Node.js, and RESTful API development. * Proficient in AWS cloud services especially Lambda, SQS, S3, Cognito, API Gateway, EventBridge, etc.
Deep expertise in TypeScript, ReactJS, Node.js, and RESTful API development. * Proficient in AWS cloud services especially Lambda, SQS, S3, Cognito, API Gateway, EventBridge, etc.
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Senior Developer (SPA Web Development)
Senior Developer (SPA Web Development)
DCV Technologies Limited
Spring Gardens, M2
From £55,000 to £70,000 per annum
Rest-based API interactions
Rest-based API interactions
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Senior Back-End Developer - C# / .NET / SQL Server * C#, .NET 6+, SQL Server, REST & GraphQL APIs, Azure, Git * Salary up to £65k * Onsite in Central Manchester * Excellent career progression - Who We Are - We're a collaborative tech team delivering robust, scalable SaaS products to a global customer base. Our developer-led culture values clean, maintainable code, innovation, and continuous learning. With an ambitious roadmap ahead, we're expanding our back-end capabilities and looking for a Senior Developer to help shape and deliver our next generation of features. Who We're Seeking - We're looking for a Senior Back-End Developer with deep expertise in C# (.NET 6+) and SQL Server, plus strong experience building and maintaining RESTful and GraphQL APIs. You'll work in a collaborative agile environment, contributing to the full development lifecycle from concept to de
Senior Back-End Developer - C# / .NET / SQL Server * C#, .NET 6+, SQL Server, REST & GraphQL APIs, Azure, Git * Salary up to £65k * Onsite in Central Manchester * Excellent career progression - Who We Are - We're a collaborative tech team delivering robust, scalable SaaS products to a global customer base. Our developer-led culture values clean, maintainable code, innovation, and continuous learning. With an ambitious roadmap ahead, we're expanding our back-end capabilities and looking for a Senior Developer to help shape and deliver our next generation of features. Who We're Seeking - We're looking for a Senior Back-End Developer with deep expertise in C# (.NET 6+) and SQL Server, plus strong experience building and maintaining RESTful and GraphQL APIs. You'll work in a collaborative agile environment, contributing to the full development lifecycle from concept to de
FEATURED