Date posted
Commute time
Locations
Type of Company
Job types
Salaries
Locations
Locations
Popular searches nearby
Other popular locations
Salaries
Date posted
Type of Company
Job types
Locations
- Colchester
- Cambridge
- East Midlands
- Essex
- Bedford
- Cambridgeshire
- Peterborough
- Bedfordshire
- Stevenage
- Leicestershire
- Lancashire
- Leeds
- Bournemouth
- London
- Reading
- Wales
- Exeter
- Middlesbrough
- Wiltshire
- Greater Manchester
- County Antrim
- Yorkshire
- Scotland
- Cheshire
- North East
- Stoke-On-Trent
- Swindon
- South East
- Bradford
- Central London
- Newport, Gwent
34 Permanent API jobs in East Anglia + 20 miles
have some experience of API design, support, and maintenance
have some experience of API design, support, and maintenance
This role is ideal for someone with experience in platform or infrastructure product management, data-centric or API-first product development, and a strong understanding of developer and operator needs. * Proven experience as a Product Owner or Technical Product Manager for platform, data infrastructure, developer tooling, or API-based products .
This role is ideal for someone with experience in platform or infrastructure product management, data-centric or API-first product development, and a strong understanding of developer and operator needs. * Proven experience as a Product Owner or Technical Product Manager for platform, data infrastructure, developer tooling, or API-based products .
This role is ideal for someone with experience in platform or infrastructure product management, data-centric or API-first product development, and a strong understanding of developer and operator needs. * Proven experience as a Product Owner or Technical Product Manager for platform, data infrastructure, developer tooling, or API-based products .
This role is ideal for someone with experience in platform or infrastructure product management, data-centric or API-first product development, and a strong understanding of developer and operator needs. * Proven experience as a Product Owner or Technical Product Manager for platform, data infrastructure, developer tooling, or API-based products .
Conduct different testing types and adapt them to the project need: functional testing, regression testing, API testing, integration testing, security testing, performance testing, contract testing. * Implement and maintain automated testing framework for UI, API and AI/ML solutions. * Proficiency in UI and API test automation tools like cypress, cucumber, postman, pytest.
Conduct different testing types and adapt them to the project need: functional testing, regression testing, API testing, integration testing, security testing, performance testing, contract testing. * Implement and maintain automated testing framework for UI, API and AI/ML solutions. * Proficiency in UI and API test automation tools like cypress, cucumber, postman, pytest.
Understanding of mocking tools such as Nock for testing API interactions
Understanding of mocking tools such as Nock for testing API interactions
Techspert is a fast-growing technology scale-up based with offices across the UK, US, and Chile. Weve developed AI-driven technology to revolutionize how knowledge is indexed, identified, and sourced within the healthcare and life sciences sectors and beyond. Our mission is to disrupt the expert network industry using cutting-edge machine learning technology. Were growing rapidly. The environment here is lean and agile; we prioritize fast growth with an exciting environment to match. Successful applicants will join as early employees, with significant opportunities to impact our primary business activities. As a Senior full-stack Engineer, you will be working with full front & backend exposure to a suite of applications. * Developing new features, backend-to-frontend, that will improve our users' workflow
Techspert is a fast-growing technology scale-up based with offices across the UK, US, and Chile. Weve developed AI-driven technology to revolutionize how knowledge is indexed, identified, and sourced within the healthcare and life sciences sectors and beyond. Our mission is to disrupt the expert network industry using cutting-edge machine learning technology. Were growing rapidly. The environment here is lean and agile; we prioritize fast growth with an exciting environment to match. Successful applicants will join as early employees, with significant opportunities to impact our primary business activities. As a Senior full-stack Engineer, you will be working with full front & backend exposure to a suite of applications. * Developing new features, backend-to-frontend, that will improve our users' workflow
NEW
Job Summary - IQGeo is seeking a Senior Full Stack Software Engineer to enhance our Developer Experience and Developer Tools for our Web and Mobile Software engineering efforts, supporting both domestic and international enterprise customers. This role joins a dynamic team that enjoys working with complex applications and products that utilize software, GIS, engineering, and problem-solving skills. Our flexible scheduling and outstanding benefits support success in a highly creative, innovative, and energetic company. About Us - Achieving universal broadband equity and meeting net zero carbon emissions are two of the biggest social and environmental challenges that the IQGeo team is tackling. To achieve this, more than 500 innovative telecommunications and utility companies around the world are building better networks using our award-winning geospatial software to de
Job Summary - IQGeo is seeking a Senior Full Stack Software Engineer to enhance our Developer Experience and Developer Tools for our Web and Mobile Software engineering efforts, supporting both domestic and international enterprise customers. This role joins a dynamic team that enjoys working with complex applications and products that utilize software, GIS, engineering, and problem-solving skills. Our flexible scheduling and outstanding benefits support success in a highly creative, innovative, and energetic company. About Us - Achieving universal broadband equity and meeting net zero carbon emissions are two of the biggest social and environmental challenges that the IQGeo team is tackling. To achieve this, more than 500 innovative telecommunications and utility companies around the world are building better networks using our award-winning geospatial software to de
Job Description Summary - Join us at GE Vernova Grid Software to be part of the team leading the digital transformation of the energy market. As the worlds energy sector moves away from fossil fuels toward renewable energy sources, industrial companies are challenged with addressing this transition in transformative ways. Digitization will be key to making power-generating assets more efficient and the electric grid more secure and resilient. Our Geospatial products play a critical role in this transformation by supporting the design, modelling and maintenance of electric, gas and telecommunication networks. For more information on our strategy, check out GridOS overview : will be a part of our Grid Software Engineering team, an Agile organization with a flexible working environment, where we are always looking to innovate our products and the processes and technologi
Job Description Summary - Join us at GE Vernova Grid Software to be part of the team leading the digital transformation of the energy market. As the worlds energy sector moves away from fossil fuels toward renewable energy sources, industrial companies are challenged with addressing this transition in transformative ways. Digitization will be key to making power-generating assets more efficient and the electric grid more secure and resilient. Our Geospatial products play a critical role in this transformation by supporting the design, modelling and maintenance of electric, gas and telecommunication networks. For more information on our strategy, check out GridOS overview : will be a part of our Grid Software Engineering team, an Agile organization with a flexible working environment, where we are always looking to innovate our products and the processes and technologi
A solid background in penetration testing with demonstrable experience in Infrastructure, web and API testing.
A solid background in penetration testing with demonstrable experience in Infrastructure, web and API testing.
142 exact matches jobs are outside your preferred location
)
Familiarity with SharePoint, Dynamics 365, Azure, API integrations, and scripting languages like PowerShell or JavaScript.
Familiarity with SharePoint, Dynamics 365, Azure, API integrations, and scripting languages like PowerShell or JavaScript.
FEATURED
Integration Lead- Salesforce Education Cloud-Student Systems Implementation
Integration Lead- Salesforce Education Cloud-Student Systems Implementation
InterQuest Group (UK) Limited
UK
£500 - 550 per day
Excellent skills in designing and delivering integrations using Microsoft Azure PaaS (Functions, Logic Apps, API Management, Service Bus,) * Expertise in integration strategy, API management, and canonical data models.
Excellent skills in designing and delivering integrations using Microsoft Azure PaaS (Functions, Logic Apps, API Management, Service Bus,) * Expertise in integration strategy, API management, and canonical data models.
)
API Spec (Swagger OpenAPI)
API Spec (Swagger OpenAPI)
FEATURED
)
The ideal candidate will have proven experience with Node.js and/or Java (v21+) for backend development, as well as a strong knowledge of microservices architecture and RESTful API design. - Familiarity with API Gateway platforms such as WSO2 or similar.
The ideal candidate will have proven experience with Node.js and/or Java (v21+) for backend development, as well as a strong knowledge of microservices architecture and RESTful API design. - Familiarity with API Gateway platforms such as WSO2 or similar.
Knowledge of API integration for interaction on the React app
Knowledge of API integration for interaction on the React app
NEW
Design and implement integrations using D365 APIs, including Data Management Package REST API and OData. - Proficiency in tools such as Postman, Azure Logic Apps, and scripting languages (e.g., C#, PowerShell) for API orchestration and ETL processes.
Design and implement integrations using D365 APIs, including Data Management Package REST API and OData. - Proficiency in tools such as Postman, Azure Logic Apps, and scripting languages (e.g., C#, PowerShell) for API orchestration and ETL processes.
)
Due to continued success, they are looking to grow one of their key software engineering teams working on some of their most successful SaaS products. The Senior C# Software Engineer will join an established team developing business logic for Windows based products. Key experience * Extensive commercial experience in C# Windows programming * Multithreading / TPL * XML * SQL * Version control * Unit testing Experience in any of the following areas would be advantageous but is not a prerequisite * WIX installers * Windows services eg Active Directory, Exchange etc * Client-server architecture development * M365 APIs If you are seeking a role of this nature please get in touch for more information. Spectrum IT Recruitment (South) Limited is acting as an Employment Agency in relation to this vacancy.
Due to continued success, they are looking to grow one of their key software engineering teams working on some of their most successful SaaS products. The Senior C# Software Engineer will join an established team developing business logic for Windows based products. Key experience * Extensive commercial experience in C# Windows programming * Multithreading / TPL * XML * SQL * Version control * Unit testing Experience in any of the following areas would be advantageous but is not a prerequisite * WIX installers * Windows services eg Active Directory, Exchange etc * Client-server architecture development * M365 APIs If you are seeking a role of this nature please get in touch for more information. Spectrum IT Recruitment (South) Limited is acting as an Employment Agency in relation to this vacancy.
NEW
)
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
NEWFEATURED
)
ClearCourse - Location: Remote - Salary: Competitive + Bonus + Benefits - Role Type: Full-Time, Permanent - Shape the Future of SaaS in a Hands-On, High-Impact Engineering Role - Are you a highly skilled C#/.NET and Angular developer with a passion for building clean, scalable software in a modern tech environment? Are you looking for the freedom to make meaningful technical decisions, mentor others, and contribute to a long-standing SaaS product used by thousands? Were seeking a Senior Software Engineer to join our small, agile development team at ClearCourse. Youll play a key role in designing, building, and maintaining a feature-rich, high-availability application hosted on Azurewhile influencing decisions across architecture, testing, performance, and quality. * C# 7+ / .NET * Angular 13+ * SQL Server * Redis * APIs and Integrations * Message Queues * CI/CD Pipeli
ClearCourse - Location: Remote - Salary: Competitive + Bonus + Benefits - Role Type: Full-Time, Permanent - Shape the Future of SaaS in a Hands-On, High-Impact Engineering Role - Are you a highly skilled C#/.NET and Angular developer with a passion for building clean, scalable software in a modern tech environment? Are you looking for the freedom to make meaningful technical decisions, mentor others, and contribute to a long-standing SaaS product used by thousands? Were seeking a Senior Software Engineer to join our small, agile development team at ClearCourse. Youll play a key role in designing, building, and maintaining a feature-rich, high-availability application hosted on Azurewhile influencing decisions across architecture, testing, performance, and quality. * C# 7+ / .NET * Angular 13+ * SQL Server * Redis * APIs and Integrations * Message Queues * CI/CD Pipeli
NEWFEATURED
)
Full Stack Developer - DV Cleared - Hybrid - Various Locations
Full Stack Developer - DV Cleared - Hybrid - Various Locations
Experis
UK
£60000 - £120000 per annum + Excellent Benefits
Full Stack Developer - Must have an Active DV Clearance - Hybrid - Location: Bristol, London, Manchester or Cambridge - Salary: £70,000 - £120,000 (depending on experience and clearance) We are looking for a Full Stack Developer to join a growing public sector team delivering secure, high-impact digital services across Defence & Security. This is a unique opportunity to use your development expertise to help solve real-world challenges for government and national security clients. You'll work on meaningful projects in an agile environment, applying your skills across the full software development lifecycle - from design through to deployment. You'll be part of a collaborative and supportive engineering team, working alongside technical leads, project managers, and stakeholders to deliver robust and scalable solutions.
Full Stack Developer - Must have an Active DV Clearance - Hybrid - Location: Bristol, London, Manchester or Cambridge - Salary: £70,000 - £120,000 (depending on experience and clearance) We are looking for a Full Stack Developer to join a growing public sector team delivering secure, high-impact digital services across Defence & Security. This is a unique opportunity to use your development expertise to help solve real-world challenges for government and national security clients. You'll work on meaningful projects in an agile environment, applying your skills across the full software development lifecycle - from design through to deployment. You'll be part of a collaborative and supportive engineering team, working alongside technical leads, project managers, and stakeholders to deliver robust and scalable solutions.
PREMIUM
)
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 organizations? 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 organizations? 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
Interquest have a need for an experienced GIS Analyst to provide interim support for the maintenance and development of our Geographic Information Systems (GIS) infrastructure. This role is essential in ensuring the smooth operation of our GIS services, supporting a wide range of internal stakeholders through the IT helpdesk. You’ll be working with the ESRI ArcGIS suite, including ArcGIS Pro, ArcGIS Enterprise, and ArcGIS Online, to develop and publish maps, manage data layers, and deliver APIs that support critical business functions across the council. Key Responsibilities Provide day-to-day GIS support via the IT helpdesk. Develop, test, and publish interactive maps and spatial data. Maintain and update GIS data layers, including drawing and editing polygons. Manage ArcGIS Server operations, including restarts and troubleshooting.
Interquest have a need for an experienced GIS Analyst to provide interim support for the maintenance and development of our Geographic Information Systems (GIS) infrastructure. This role is essential in ensuring the smooth operation of our GIS services, supporting a wide range of internal stakeholders through the IT helpdesk. You’ll be working with the ESRI ArcGIS suite, including ArcGIS Pro, ArcGIS Enterprise, and ArcGIS Online, to develop and publish maps, manage data layers, and deliver APIs that support critical business functions across the council. Key Responsibilities Provide day-to-day GIS support via the IT helpdesk. Develop, test, and publish interactive maps and spatial data. Maintain and update GIS data layers, including drawing and editing polygons. Manage ArcGIS Server operations, including restarts and troubleshooting.
)
Proficiency in REST API development
Proficiency in REST API development
NEW
)
Familiarity with microservices architecture and API development (REST, GraphQL).
Familiarity with microservices architecture and API development (REST, GraphQL).
API-centric architectures.
API-centric architectures.
Proficiency with Windows API (Win32/COM), media devices (audio/video), and OS-level integration.
Proficiency with Windows API (Win32/COM), media devices (audio/video), and OS-level integration.
Related Jobs
Locations
- Colchester
- Cambridge
- East Midlands
- Essex
- Bedford
- Cambridgeshire
- Peterborough
- Bedfordshire
- Stevenage
- Leicestershire
- Lancashire
- Leeds
- Bournemouth
- London
- Reading
- Wales
- Exeter
- Middlesbrough
- Wiltshire
- Greater Manchester
- County Antrim
- Yorkshire
- Scotland
- Cheshire
- North East
- Stoke-On-Trent
- Swindon
- South East
- Bradford
- Central London
- Newport, Gwent