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Locations
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Date posted
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11 Permanent API jobs in Chesterfield + 20 miles
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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EIS Service and Support G7 Platform Operations Manager
EIS Service and Support G7 Platform Operations Manager
H M Revenue & Customs (HMRC)
UK
From £56,344 to £62,590 per annum
EIS provide platforms for delivering Application Programming Interface (API) access and File Transfer (FT) capability to HMRC Systems. We provide artefacts and support for API customers (software developers and Other Government Departments) to build and manage authorised software that seamlessly integrates with HMRC digital services.
EIS provide platforms for delivering Application Programming Interface (API) access and File Transfer (FT) capability to HMRC Systems. We provide artefacts and support for API customers (software developers and Other Government Departments) to build and manage authorised software that seamlessly integrates with HMRC digital services.
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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
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Full Stack Developer - React.js | Node.js | SQL Server - Location: Nottinghamshire, 2 days a week in office - Employment Type: Permanent - Salary: Based on experience - Due to continued success, I am looking for a skilled Mid-Level Full Stack Developer to join my clients growing team working on a modern, web-based platform. This is a hands-on role where you'll be building new applications and enhancing existing ones using React.js, Node.js, and SQL Server. The role is offered on a hybrid basis, minimum 2 days a week in their Nottinghamshire office * Develop and maintain full-stack web applications with a focus on performance and scalability. * Build responsive, data-driven UIs using React.js, consuming JSON APIs. * Create and enhance backend services using Node.js. * Work with complex business logic implemented in SQL Server stored procedures.
Full Stack Developer - React.js | Node.js | SQL Server - Location: Nottinghamshire, 2 days a week in office - Employment Type: Permanent - Salary: Based on experience - Due to continued success, I am looking for a skilled Mid-Level Full Stack Developer to join my clients growing team working on a modern, web-based platform. This is a hands-on role where you'll be building new applications and enhancing existing ones using React.js, Node.js, and SQL Server. The role is offered on a hybrid basis, minimum 2 days a week in their Nottinghamshire office * Develop and maintain full-stack web applications with a focus on performance and scalability. * Build responsive, data-driven UIs using React.js, consuming JSON APIs. * Create and enhance backend services using Node.js. * Work with complex business logic implemented in SQL Server stored procedures.
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My client, a dynamic and growing technology-led organisation, is seeking a skilled IT Support Engineer to lead the technical delivery of cloud-centric infrastructure projects across a diverse client base. This is a hands-on role focused on delivering scalable, secure, and efficient solutions using Microsoft Azure and modern networking technologies. * Deliver cloud infrastructure and transformation projects, primarily on Microsoft Azure. * Ensure projects meet cost, time, scope, and compliance targets. * Collaborate with support and delivery teams for smooth service transition. * Provide clear project updates and documentation. * Identify automation opportunities and process improvements using Azure-native tools. * Mentor junior team members and promote knowledge sharing. * Support strategic account planning and resource reporting.
My client, a dynamic and growing technology-led organisation, is seeking a skilled IT Support Engineer to lead the technical delivery of cloud-centric infrastructure projects across a diverse client base. This is a hands-on role focused on delivering scalable, secure, and efficient solutions using Microsoft Azure and modern networking technologies. * Deliver cloud infrastructure and transformation projects, primarily on Microsoft Azure. * Ensure projects meet cost, time, scope, and compliance targets. * Collaborate with support and delivery teams for smooth service transition. * Provide clear project updates and documentation. * Identify automation opportunities and process improvements using Azure-native tools. * Mentor junior team members and promote knowledge sharing. * Support strategic account planning and resource reporting.
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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.
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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
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Senior Python Developer - AI Analytics SaaS. 4 Day Week. £70-90K
Senior Python Developer - AI Analytics SaaS. 4 Day Week. £70-90K
Recruitment Revolution
S1, Sheffield
£70,000 - £90,000 DOE + Benefits
This role is ideal for someone experienced in backend API development and working with modern data infrastructure. Your Expertise: Highly experienced Developer with experience of backend API development and working with modern data infrastructure. API development with Falcon framework
This role is ideal for someone experienced in backend API development and working with modern data infrastructure. Your Expertise: Highly experienced Developer with experience of backend API development and working with modern data infrastructure. API development with Falcon framework
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86 exact matches jobs are outside your preferred location
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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
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Senior Python Developer - Full Stack
Senior Python Developer - Full Stack
Ascent People
Nottingham, Nottinghamshire
£60000 - £70000 per annum + Hybrid, Pension
Senior Full Stack Python Developer, Senior Django / Python Analyst Programmer, AWS, Cloud, Azure, Python, Django Stack, REST APIs, Web Development, React, Angular, JavaScript, CI/CD - Nottingham 70K - Global Software House - East Midlands - Salary up to 75K + pension, bonus, flex around start/finish times. - 3 days in office * Do you have a solid background in Django, Python? * Are you comfortable working in a full stack role with frontend frameworks? * Have you worked on cloud based solutions, ideally AWS? Role: A seasoned software developer with over five years of commercial experience in modern Python development, ideally version 3, complemented by at least two years of hands-on frontend development expertise with React or similar frameworks. The ideal candidate will have practical knowledge of application design and microservices architecture, along with experienc
Senior Full Stack Python Developer, Senior Django / Python Analyst Programmer, AWS, Cloud, Azure, Python, Django Stack, REST APIs, Web Development, React, Angular, JavaScript, CI/CD - Nottingham 70K - Global Software House - East Midlands - Salary up to 75K + pension, bonus, flex around start/finish times. - 3 days in office * Do you have a solid background in Django, Python? * Are you comfortable working in a full stack role with frontend frameworks? * Have you worked on cloud based solutions, ideally AWS? Role: A seasoned software developer with over five years of commercial experience in modern Python development, ideally version 3, complemented by at least two years of hands-on frontend development expertise with React or similar frameworks. The ideal candidate will have practical knowledge of application design and microservices architecture, along with experienc
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Advanced Power BI skills including DAX, M Query, Power Automate, Power Apps, and API integrations as well as SQL data modelling experience
Advanced Power BI skills including DAX, M Query, Power Automate, Power Apps, and API integrations as well as SQL data modelling experience
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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.
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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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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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Experience with backend/API testing, microservices, or integration testing.
Experience with backend/API testing, microservices, or integration testing.
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Solid understanding of REST API design and development
Solid understanding of REST API design and development
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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).
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2+ years with Vue.js (Composition API, TypeScript)
2+ years with Vue.js (Composition API, TypeScript)
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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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Microservice and API-led architecture and integration design tools, techniques and best practice. * API Management: Experience in designing and implementing APIs (REST/JSON, SOAP/XML, GraphQL), including API lifecycle management, API gateways, HTTP transport and security such as mTLS, OIDC.
Microservice and API-led architecture and integration design tools, techniques and best practice. * API Management: Experience in designing and implementing APIs (REST/JSON, SOAP/XML, GraphQL), including API lifecycle management, API gateways, HTTP transport and security such as mTLS, OIDC.
NEWPREMIUM