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10 Contract API jobs in Northampton + 20 miles
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Are you a hands-on Lead or Senior .Net Developer ready to shape architecture and guide talented developers? Want a hybrid role with 3 days WFH? This is your chance to stay close to the code while making key technical decisions that drive real business impact. You'll join a collaborative, forward-thinking team building cutting-edge products — with the support, tools, and flexibility to thrive. Role: Lead Software Developer, Senior .Net Developer, Software Engineering Manager, Senior Full Stack Developer, Lead .Net Developer, Lead Software Engineer, Senior C# Developer - Salary: £65k - £75k base + Bonus - Benefits: 5% pension, 25 days holiday, 2 wellbeing days, Christmas shutdown, private healthcare, life assurance, cinema tickets & more - Location: Milton Keynes – Hybrid (2 days a week in office) If you’ve got strong .Net (C#) experience and skills in GitHub, APIs, Pos
Are you a hands-on Lead or Senior .Net Developer ready to shape architecture and guide talented developers? Want a hybrid role with 3 days WFH? This is your chance to stay close to the code while making key technical decisions that drive real business impact. You'll join a collaborative, forward-thinking team building cutting-edge products — with the support, tools, and flexibility to thrive. Role: Lead Software Developer, Senior .Net Developer, Software Engineering Manager, Senior Full Stack Developer, Lead .Net Developer, Lead Software Engineer, Senior C# Developer - Salary: £65k - £75k base + Bonus - Benefits: 5% pension, 25 days holiday, 2 wellbeing days, Christmas shutdown, private healthcare, life assurance, cinema tickets & more - Location: Milton Keynes – Hybrid (2 days a week in office) If you’ve got strong .Net (C#) experience and skills in GitHub, APIs, Pos
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Systems Development Officer
Systems Development Officer
Rugby Borough Council
New Bilton, CV21 2RR
From £32,597 to £36,363 per annum
£32,597 - £36,363 - Full Time - 37 hours per week - Rugby Borough Council is dedicated to both Community and Colleague growth. With a focus on wellbeing and personal development, we offer a range of career opportunities where you can take pride in the positive changes you help create. Join an organisation committed to the success of one of the Countrys fastest-growing boroughs and the people who make it thrive. About the role - As our Systems Development Officer youll be part of dedicated team within IT and Digital Services, leading and supporting a host of system-based projects while utilising your project, business, analytical and technical skills. Working closely with colleagues, system owners, users and other stakeholders, youll bring your skills to the development, implementation, deployment, and support of the team, service areas, and wider council.
£32,597 - £36,363 - Full Time - 37 hours per week - Rugby Borough Council is dedicated to both Community and Colleague growth. With a focus on wellbeing and personal development, we offer a range of career opportunities where you can take pride in the positive changes you help create. Join an organisation committed to the success of one of the Countrys fastest-growing boroughs and the people who make it thrive. About the role - As our Systems Development Officer youll be part of dedicated team within IT and Digital Services, leading and supporting a host of system-based projects while utilising your project, business, analytical and technical skills. Working closely with colleagues, system owners, users and other stakeholders, youll bring your skills to the development, implementation, deployment, and support of the team, service areas, and wider council.
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Ready to use your technical skills to help drive meaningful change? We're looking for a skilled and motivated Senior Data Officer to support the delivery of high-quality data operations at the Motor Neurone Disease (MND) Association. You'll play a vital role in managing and enhancing our CRM systems, ensuring data integrity, streamlining processes, and enabling colleagues across the organisation to work more effectively. This is an exciting time to join, as we prepare to implement a new CRM system that will transform the way we work. As a Senior Data Officer, you will be part of our Data & Insight team within the Finance. Working closely with colleagues in Digital, ICT and Fundraising, providing technical expertise while developing and improving data flows and reporting processes. This is a hands-on role for someone who enjoys working with data tools, scripting, and .
Ready to use your technical skills to help drive meaningful change? We're looking for a skilled and motivated Senior Data Officer to support the delivery of high-quality data operations at the Motor Neurone Disease (MND) Association. You'll play a vital role in managing and enhancing our CRM systems, ensuring data integrity, streamlining processes, and enabling colleagues across the organisation to work more effectively. This is an exciting time to join, as we prepare to implement a new CRM system that will transform the way we work. As a Senior Data Officer, you will be part of our Data & Insight team within the Finance. Working closely with colleagues in Digital, ICT and Fundraising, providing technical expertise while developing and improving data flows and reporting processes. This is a hands-on role for someone who enjoys working with data tools, scripting, and .
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C# Engineer (Blazor Experience)
C# Engineer (Blazor Experience)
Hays
MK1, Milton Keynes
£350.0 - £400.0 per day + £350 - 400 per day Outside IR35
Role OverviewOur client based in Milton Keynes is looking for a passionate and skilled C# Engineer with proven experience in Blazor to join their growing development team. This is a fantastic opportunity to work on high-performance web applications in a collaborative and innovative environment. You'll be working closely with a talented team of developers, designers, and product managers to deliver cutting-edge solutions that drive real value. Responsibilities * Build and maintain interactive, scalable web applications using Blazor and .NET technologies. * Collaborate with cross-functional teams to define, design, and implement new features. * Ensure code quality through code reviews, unit testing, and adherence to best practices. * Troubleshoot and resolve issues across the full stack. * Contribute to technical discussions and share knowledge with the wider team.
Role OverviewOur client based in Milton Keynes is looking for a passionate and skilled C# Engineer with proven experience in Blazor to join their growing development team. This is a fantastic opportunity to work on high-performance web applications in a collaborative and innovative environment. You'll be working closely with a talented team of developers, designers, and product managers to deliver cutting-edge solutions that drive real value. Responsibilities * Build and maintain interactive, scalable web applications using Blazor and .NET technologies. * Collaborate with cross-functional teams to define, design, and implement new features. * Ensure code quality through code reviews, unit testing, and adherence to best practices. * Troubleshoot and resolve issues across the full stack. * Contribute to technical discussions and share knowledge with the wider team.
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Skills C#, .NET .NETCore, C#, ASP .NET, Typescript, JavaScript, MVC, SQL Server, AGILE, Angular, React, Software Developer, Software engineer, Graduate Developer, Web applications, API, CMS, Umbraco, Sitefinity
Skills C#, .NET .NETCore, C#, ASP .NET, Typescript, JavaScript, MVC, SQL Server, AGILE, Angular, React, Software Developer, Software engineer, Graduate Developer, Web applications, API, CMS, Umbraco, Sitefinity
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Lead the design and development of automated UI and API testing solutions using SpecFlow and Playwright, written in C# .NET.
Lead the design and development of automated UI and API testing solutions using SpecFlow and Playwright, written in C# .NET.
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Job Title: QA Automation Engineer Full Time 37.5 hours Monday to Friday, Hybrid (3/4 days in the office) Location: Market Harborough, Leicestershire Salary: £35,000 to £45,000 dependent on experience We are seeking a QA Automation Engineer with a strong background in writing and maintaining automated tests. This role will focus primarily on writing unit tests and implementing automated UI testing using Playwright. The successful candidate will work within a Behaviour-Driven Development (BDD) framework using Spec Flow, ensuring test automation aligns with business requirements. You will collaborate with developers, product managers, and other stakeholders to uphold software quality and reliability through structured automated testing. CDS Global are the brand behind world-class brands. We deliver unparalleled technology, payment and data solutions, making us the larges
Job Title: QA Automation Engineer Full Time 37.5 hours Monday to Friday, Hybrid (3/4 days in the office) Location: Market Harborough, Leicestershire Salary: £35,000 to £45,000 dependent on experience We are seeking a QA Automation Engineer with a strong background in writing and maintaining automated tests. This role will focus primarily on writing unit tests and implementing automated UI testing using Playwright. The successful candidate will work within a Behaviour-Driven Development (BDD) framework using Spec Flow, ensuring test automation aligns with business requirements. You will collaborate with developers, product managers, and other stakeholders to uphold software quality and reliability through structured automated testing. CDS Global are the brand behind world-class brands. We deliver unparalleled technology, payment and data solutions, making us the larges
Job Title: QA Automation Engineer - Full Time 37.5 hours Monday to Friday, Hybrid (3/4 days in the office) Location: Market Harborough, Leicestershire - Salary: £35,000 to £45,000 dependent on experience - We are seeking a QA Automation Engineer with a strong background in writing and maintaining automated tests. This role will focus primarily on writing unit tests and implementing automated UI testing using Playwright . The successful candidate will work within a Behaviour-Driven Development (BDD) framework using Spec Flow , ensuring test automation aligns with business requirements. You will collaborate with developers, product managers, and other stakeholders to uphold software quality and reliability through structured automated testing. CDS Global are the brand behind world-class brands. We deliver unparalleled technology, payment and data solutions, making us th
Job Title: QA Automation Engineer - Full Time 37.5 hours Monday to Friday, Hybrid (3/4 days in the office) Location: Market Harborough, Leicestershire - Salary: £35,000 to £45,000 dependent on experience - We are seeking a QA Automation Engineer with a strong background in writing and maintaining automated tests. This role will focus primarily on writing unit tests and implementing automated UI testing using Playwright . The successful candidate will work within a Behaviour-Driven Development (BDD) framework using Spec Flow , ensuring test automation aligns with business requirements. You will collaborate with developers, product managers, and other stakeholders to uphold software quality and reliability through structured automated testing. CDS Global are the brand behind world-class brands. We deliver unparalleled technology, payment and data solutions, making us th
2+ years of in a few of the areas: serverless architecture, event-driven architecture, microservices, API-driven cloud-based products including performance management.
2+ years of in a few of the areas: serverless architecture, event-driven architecture, microservices, API-driven cloud-based products including performance management.
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2+ years of in a few of the areas: serverless architecture, event-driven architecture, microservices, API-driven cloud-based products including performance management.
2+ years of in a few of the areas: serverless architecture, event-driven architecture, microservices, API-driven cloud-based products including performance management.
231 exact matches jobs are outside your preferred location
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Senior API Technical Consultant (GraphQL Specialist)
Senior API Technical Consultant (GraphQL Specialist)
Staffworx Limited
London
market rates, outside IR35, 2 days on site
Lead the designand evolution of our API schemas, ensuring they meet the complex demands of a rapidly growing platform. * Expert levelGraphQL, including advanced API design, schema evolution, performance optimisation.
Lead the designand evolution of our API schemas, ensuring they meet the complex demands of a rapidly growing platform. * Expert levelGraphQL, including advanced API design, schema evolution, performance optimisation.
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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.
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Up to £515 per day (Inside IR35) Remote / must be UK based - 3 months initially (open to extension) My client is an instantly recognisable consultancy who seek a - to lead the design and implementation of robust, secure, and scalable integrations for an end client. * Hands-on experience as a Senior Integration Developer, with D365 Finance integrations. * Deep knowledge of REST APIs, OData, DMF packages, and data mapping (XSLT, XML, JSON, CSV). * Proficiency in tools like Postman, Azure Logic Apps, PowerShell, and C#. * Experience with ETL processes, error handling, idempotency, and throttling. * Strong understanding of secure data handling, encryption, and compliance standards. * Familiarity with monitoring tools like Application Insights and Log Analytics. * Industry experience within financial services * Experience with Microsoft Power Platform (Power Automate, Powe
Up to £515 per day (Inside IR35) Remote / must be UK based - 3 months initially (open to extension) My client is an instantly recognisable consultancy who seek a - to lead the design and implementation of robust, secure, and scalable integrations for an end client. * Hands-on experience as a Senior Integration Developer, with D365 Finance integrations. * Deep knowledge of REST APIs, OData, DMF packages, and data mapping (XSLT, XML, JSON, CSV). * Proficiency in tools like Postman, Azure Logic Apps, PowerShell, and C#. * Experience with ETL processes, error handling, idempotency, and throttling. * Strong understanding of secure data handling, encryption, and compliance standards. * Familiarity with monitoring tools like Application Insights and Log Analytics. * Industry experience within financial services * Experience with Microsoft Power Platform (Power Automate, Powe
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GCP Cloud Developer - 6 months - Hybrid(Warwick) - Inside IR35
GCP Cloud Developer - 6 months - Hybrid(Warwick) - Inside IR35
Hamilton Barnes Associates Limited
CV34, Warwick
Up to £500 per day
Integrate APIs and manage API gateway configurations using Apigee. * Familiarity withApigeeand API gateway configuration.
Integrate APIs and manage API gateway configurations using Apigee. * Familiarity withApigeeand API gateway configuration.
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Integrate and manage APIs using Apigee API Management. * Experience with API gateway configuration.
Integrate and manage APIs using Apigee API Management. * Experience with API gateway configuration.
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Azure Analytics & Integration stack (e.g., Databricks, Synapse, Logic Apps, API Management) o API frameworks (SOAP, REST, WebSocket)
Azure Analytics & Integration stack (e.g., Databricks, Synapse, Logic Apps, API Management) o API frameworks (SOAP, REST, WebSocket)
Are you an experienced .Net (C#) Developer, with some solid experience in API development, looking to take on your next Software Engineering role in a growing SaaS product company? Keen to grow your technical skills around .Net 8 / C# / API & MySQL development & look into new Generative AI / LLM dev' tools, too? Job title: .Net (C#) API Developer - But basically, if you have solid experience in .Net (C#) & solid experience in ASP.Net core WebAPI (RESTful API), then we'd like to hear from you! - ASP.NET Core MVC and Web API. - Understanding of API versioning, documentation (e.g., Swagger), and security best practices.
Are you an experienced .Net (C#) Developer, with some solid experience in API development, looking to take on your next Software Engineering role in a growing SaaS product company? Keen to grow your technical skills around .Net 8 / C# / API & MySQL development & look into new Generative AI / LLM dev' tools, too? Job title: .Net (C#) API Developer - But basically, if you have solid experience in .Net (C#) & solid experience in ASP.Net core WebAPI (RESTful API), then we'd like to hear from you! - ASP.NET Core MVC and Web API. - Understanding of API versioning, documentation (e.g., Swagger), and security best practices.
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Previous work in API integration
Previous work in API integration
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You will design, build, and manage API-based integrations across Google Cloud Platform, ensuring secure, scalable, and high-performing solutions. * Develop and manage RESTful API integrations using signed URLs, API Keys, and OAuth2. * Proven experience in API integration patterns and tools. * Strong knowledge of OAuth2, API Keys, and signed URL authentication methods.
You will design, build, and manage API-based integrations across Google Cloud Platform, ensuring secure, scalable, and high-performing solutions. * Develop and manage RESTful API integrations using signed URLs, API Keys, and OAuth2. * Proven experience in API integration patterns and tools. * Strong knowledge of OAuth2, API Keys, and signed URL authentication methods.
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GCP Integration-Focused Developer
GCP Integration-Focused Developer
Infoplus Technologies UK Ltd
Warwick, Warwickshire
From £450 to £500 per day Daily rates are within Inside IR35
Develop and manage RESTful API integrations using signed URLs, API Keys, and OAuth2. Strong experience with API integration patterns and tools. Familiarity with OAuth2, API Keys, and signed URL authentication methods.
Develop and manage RESTful API integrations using signed URLs, API Keys, and OAuth2. Strong experience with API integration patterns and tools. Familiarity with OAuth2, API Keys, and signed URL authentication methods.
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Strong knowledge of data modelling, API management, and cloud integration.
Strong knowledge of data modelling, API management, and cloud integration.
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Deep understanding of RESTful API design and integration
Deep understanding of RESTful API design and integration
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Deep understanding of RESTful API design and integration
Deep understanding of RESTful API design and integration
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We're looking for a Senior AWS Platform Engineer to play a hands-on role in a major API infrastructure migration project. * Kong API Gateway (hybrid model) * Strong understanding of API gateways (Kong)
We're looking for a Senior AWS Platform Engineer to play a hands-on role in a major API infrastructure migration project. * Kong API Gateway (hybrid model) * Strong understanding of API gateways (Kong)
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Software Developer - Active SC, Python, AWS
Software Developer - Active SC, Python, AWS
Hays
London
£400.0 - £425.0 per day + up to £425 per day (InsideIR35)
Proven experience as a software developer with data integration experience (API)
Proven experience as a software developer with data integration experience (API)
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