Date posted
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Locations
Locations
Salaries
Date posted
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Job types
6 Contract API jobs in Northampton + 20 miles
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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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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
Do you want to work for a pioneering SaaS company that is redefining the industry landscape - At Basware, we deliver mission-critical cloud solutions that empower organizations to unlock their full potential. Our products are designed to bring clear and compelling value to our customers, and were looking for a talented and forward-thinking developer who can help us shape the future of our technology. About the Role - We are seeking a Senior Cloud Developer to join our dynamic team, where youll play a key role in building and evolving our invoice matching and document processing capabilities. This is a full-stack role with a strong backend focus, ideal for someone who thrives in a modern C#/.NET and PHP/Laravel environment and enjoys working across the stackfrom designing scalable APIs and real-time services to crafting responsive, user-friendly interfaces.
Do you want to work for a pioneering SaaS company that is redefining the industry landscape - At Basware, we deliver mission-critical cloud solutions that empower organizations to unlock their full potential. Our products are designed to bring clear and compelling value to our customers, and were looking for a talented and forward-thinking developer who can help us shape the future of our technology. About the Role - We are seeking a Senior Cloud Developer to join our dynamic team, where youll play a key role in building and evolving our invoice matching and document processing capabilities. This is a full-stack role with a strong backend focus, ideal for someone who thrives in a modern C#/.NET and PHP/Laravel environment and enjoys working across the stackfrom designing scalable APIs and real-time services to crafting responsive, user-friendly interfaces.
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Graduate/Junior Web Developer Location: Head Office, The Stables, Chorley, PR7 4AT - A Glimpse into the Role awaiting You - At Glendale we are developing state-of-the-art technology leveraging the use of Google Cloud Platform. Combining, optimising and integrating various Google Cloud services such as Google App Engine, Google Cloud SQL, Google Compute Engine, Google Cloud Storage we have developed multiple solutions to assist all aspects of our business. We are looking for a Graduate / Junior developer to join our team based in our Head Office in Chorley, with the opportunity for hybrid / remote working. This position is a varied role supporting the business in continuously improving efficiency, productivity and safety through the implementation and optimisation of in-house software solutions. We're looking for a graduate or someone who has some programming experienc
Graduate/Junior Web Developer Location: Head Office, The Stables, Chorley, PR7 4AT - A Glimpse into the Role awaiting You - At Glendale we are developing state-of-the-art technology leveraging the use of Google Cloud Platform. Combining, optimising and integrating various Google Cloud services such as Google App Engine, Google Cloud SQL, Google Compute Engine, Google Cloud Storage we have developed multiple solutions to assist all aspects of our business. We are looking for a Graduate / Junior developer to join our team based in our Head Office in Chorley, with the opportunity for hybrid / remote working. This position is a varied role supporting the business in continuously improving efficiency, productivity and safety through the implementation and optimisation of in-house software solutions. We're looking for a graduate or someone who has some programming experienc
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.
335 exact matches jobs are outside your preferred location
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Senior Business Analyst (API, YAML) - Software Solution - Remote (UK or Europe) My client is looking for a Senior Business Analyst to join our team and drive the successful delivery of API services and supporting documentation for an upcoming product launch. * Collaborate with product owners, engineers, and stakeholders to define and refine business requirements for API services supporting the product launch. o API specifications * Utilize business analytics and intelligence tools to provide insights and recommendations that shape API functionality and project direction. * Hands-on experience with API services (analysis, documentation, testing support). * Familiarity with JSON for API-related specifications. * Knowledge of API testing
Senior Business Analyst (API, YAML) - Software Solution - Remote (UK or Europe) My client is looking for a Senior Business Analyst to join our team and drive the successful delivery of API services and supporting documentation for an upcoming product launch. * Collaborate with product owners, engineers, and stakeholders to define and refine business requirements for API services supporting the product launch. o API specifications * Utilize business analytics and intelligence tools to provide insights and recommendations that shape API functionality and project direction. * Hands-on experience with API services (analysis, documentation, testing support). * Familiarity with JSON for API-related specifications. * Knowledge of API testing
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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.
Up to £515 per day (Inside IR35) Remote / must be UK based - 12 months - My client is an instantly recognisable consultancy who seek a Senior Integration Developer, with active SC clearance and experience in Microsoft Dynamics 365 Finance, 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. * Active Security Clearance (SC) * 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.
Up to £515 per day (Inside IR35) Remote / must be UK based - 12 months - My client is an instantly recognisable consultancy who seek a Senior Integration Developer, with active SC clearance and experience in Microsoft Dynamics 365 Finance, 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. * Active Security Clearance (SC) * 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.
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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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Familiar with Apigee for API management
Familiar with Apigee for API management
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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)
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Solid experience with Python and FastAPI for backend/API development.
Solid experience with Python and FastAPI for backend/API development.
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Experience with MuleSoft and API Gateways.
Experience with MuleSoft and API Gateways.
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Familiarity with enterprise integration patterns and API management.
Familiarity with enterprise integration patterns and API management.
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Integration Developer - Salesforce Education Cloud-Student Systems Implementation
Integration Developer - Salesforce Education Cloud-Student Systems Implementation
InterQuest Group (UK) Limited
London
£400 - 500 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.
Integration Developer-Azure-Salesforce-Student records
Integration Developer-Azure-Salesforce-Student records
InterQuest Group (UK) Limited
London
£450 per day
The role will focus on building and support integrations between new and existing systems using Microsoft Azure PaaS components to develop modular, reusable, and secure integration components aligned with canonical data models and modern API-first principles. * experience with Azure PaaS integration tools: Logic Apps, Functions, API Management, Service Bus, Event Grid * Experience building and managing REST APIs and implementing API-first integration designs * Exposure to OpenAPI/Swagger, API lifecycle management, and version control best practices.
The role will focus on building and support integrations between new and existing systems using Microsoft Azure PaaS components to develop modular, reusable, and secure integration components aligned with canonical data models and modern API-first principles. * experience with Azure PaaS integration tools: Logic Apps, Functions, API Management, Service Bus, Event Grid * Experience building and managing REST APIs and implementing API-first integration designs * Exposure to OpenAPI/Swagger, API lifecycle management, and version control best practices.
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Salesforce Revenue Cloud Developer - Location: Remote - iO Associates is looking for a skilled Sales force Revenue Cloud Developer to join our client's growing team. In this role, you will play a key part in designing, building, and optimising Revenue Cloud solutions (CPQ & Billing) to support complex sales processes and streamline quote-to-cash operations. You will collaborate with architects, business stakeholders, and cross-functional teams to deliver scalable, high-quality Salesforce solutions. Key Responsibilities * Develop, customise, and enhance Salesforce Revenue Cloud (CPQ & Billing) features. * Design and implement end-to-end quote-to-cash solutions, including pricing, quoting, approvals, order management, and billing. * Build and maintain integrations between Revenue Cloud and other Salesforce clouds (Sales Cloud, Service Cloud) and third-party systems.
Salesforce Revenue Cloud Developer - Location: Remote - iO Associates is looking for a skilled Sales force Revenue Cloud Developer to join our client's growing team. In this role, you will play a key part in designing, building, and optimising Revenue Cloud solutions (CPQ & Billing) to support complex sales processes and streamline quote-to-cash operations. You will collaborate with architects, business stakeholders, and cross-functional teams to deliver scalable, high-quality Salesforce solutions. Key Responsibilities * Develop, customise, and enhance Salesforce Revenue Cloud (CPQ & Billing) features. * Design and implement end-to-end quote-to-cash solutions, including pricing, quoting, approvals, order management, and billing. * Build and maintain integrations between Revenue Cloud and other Salesforce clouds (Sales Cloud, Service Cloud) and third-party systems.
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Hands-on experience with Flask or FastAPI for API development.
Hands-on experience with Flask or FastAPI for API development.
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Developer - Remote - FTC
Developer - Remote - FTC
Data Careers
OX5, Kidlington, OX5 1RA
Up to £40000 per annum + excellent pension and other Emp. Bens.
XSLT, API's. It's a fascinating role developing and enhancing a Police Forces Applications, (as well as the API's so that they integrate with other the Police Force applications), that deliver critical services to the wider community. * Good API / writing API Integrations, (XSLT, XML etc.)
XSLT, API's. It's a fascinating role developing and enhancing a Police Forces Applications, (as well as the API's so that they integrate with other the Police Force applications), that deliver critical services to the wider community. * Good API / writing API Integrations, (XSLT, XML etc.)
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Design and implement API integrations to integrate data
Design and implement API integrations to integrate data
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Knowledge of event management frameworks and API integrations.
Knowledge of event management frameworks and API integrations.
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The Azure DevOps Engineer will design, build, and maintain CI/CD pipelines to support the API backbone and other digital initiatives. * Contribute to the ongoing development of a scalable, resilient digital API infrastructure. * Familiarity with API-driven architectures, microservices, and integration patterns.
The Azure DevOps Engineer will design, build, and maintain CI/CD pipelines to support the API backbone and other digital initiatives. * Contribute to the ongoing development of a scalable, resilient digital API infrastructure. * Familiarity with API-driven architectures, microservices, and integration patterns.
Tester-Salesforce- Azure Integration-Salesforce-Cloud
Tester-Salesforce- Azure Integration-Salesforce-Cloud
InterQuest Group (UK) Limited
London
£400 per day
Strong hands-on knowledge of Azure integration services (Logic Apps, Azure Functions, Service Bus, API * Experience with REST API testing, Swagger/OpenAPI validation, and API test automation. * Experience with contract testing frameworks (Pact) and API mocking/stubbing approaches.
Strong hands-on knowledge of Azure integration services (Logic Apps, Azure Functions, Service Bus, API * Experience with REST API testing, Swagger/OpenAPI validation, and API test automation. * Experience with contract testing frameworks (Pact) and API mocking/stubbing approaches.
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Proficiency in JavaScript, Glide API, and ServiceNow development tools.
Proficiency in JavaScript, Glide API, and ServiceNow development tools.