Date posted
Commute time
Locations
Type of Company
Job types
Salaries
Locations
Locations
Salaries
Date posted
Type of Company
Job types
3 Permanent API jobs in Chelmsford + 20 miles
245 exact matches jobs are outside your preferred location
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Applications Support Analyst
Applications Support Analyst
Kudos Partners
Datchet Common, SL3
£70,000 per annum plus 12% bonus - generous benefits package
API support and monitoring tools (e.g., SolarWinds, Azure App Insights)
API support and monitoring tools (e.g., SolarWinds, Azure App Insights)
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Senior Software Engineer
Senior Software Engineer
Halian Technology Limited
W1, Central London
From £90,000 to £95,000 per annum Plus bonus and benefits
Cloud experience withAWSservices (Lambda, API Gateway, S3, etc.)
Cloud experience withAWSservices (Lambda, API Gateway, S3, etc.)
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They're after a Principal Infrastructure Engineer who’s as comfortable scripting against an API as they are deep-diving into Nutanix clusters. * Automate everything – Terraform, PowerShell, Python, REST APIs (Nutanix CLI/API experience a big plus)
They're after a Principal Infrastructure Engineer who’s as comfortable scripting against an API as they are deep-diving into Nutanix clusters. * Automate everything – Terraform, PowerShell, Python, REST APIs (Nutanix CLI/API experience a big plus)
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Develop and optimise ETL pipelines, data workflows and API integrations
Develop and optimise ETL pipelines, data workflows and API integrations
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ASP.NET Web API
ASP.NET Web API
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API Integration: Minimum 6 years of experience * Knowledge of secure API design or blockchain data indexing
API Integration: Minimum 6 years of experience * Knowledge of secure API design or blockchain data indexing
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Perform Dataverse customizations, SQL queries, and CRUD operations using REST/Web API calls. * JavaScript (customizations & API calls)
Perform Dataverse customizations, SQL queries, and CRUD operations using REST/Web API calls. * JavaScript (customizations & API calls)
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Senior Node.js Developer
Senior Node.js Developer
ARC IT Recruitment Ltd
SW1V, South West London, SW1W 9SJ
Up to £100,000 per annum
Build and implement new API systems integrating with ferry operators, third-party service providers, and more.
Build and implement new API systems integrating with ferry operators, third-party service providers, and more.
C#, ASP.NET MVC, Web Services/ASP.NET Web API , REST API Asp.Net Core MS SQL server /PostgreSQL Entity Framework /LINQ Knowledge of ASP.NET Core and Client-side Frameworks (jQuery, Angular) Azure DevOps, Git repository and CI/CD Docker/Kubernetes Linux/Micro-Services Architecture - Experience planning and mapping out API integrations.
C#, ASP.NET MVC, Web Services/ASP.NET Web API , REST API Asp.Net Core MS SQL server /PostgreSQL Entity Framework /LINQ Knowledge of ASP.NET Core and Client-side Frameworks (jQuery, Angular) Azure DevOps, Git repository and CI/CD Docker/Kubernetes Linux/Micro-Services Architecture - Experience planning and mapping out API integrations.
API Integrations: Minimum 5 years of experience * Previous work on API-driven front-ends or complex UI/UX projects
API Integrations: Minimum 5 years of experience * Previous work on API-driven front-ends or complex UI/UX projects
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Exposure to OpenAI API or other modern AI/ML integrations.
Exposure to OpenAI API or other modern AI/ML integrations.
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Senior Laravel Full Stack PHP Developer
Senior Laravel Full Stack PHP Developer
Anonymous Recruiter
RH2, Reigate
From £60,000 to £85,000 per annum Based on experience
Experience in API integrations, database optimisation, and server-side security
Experience in API integrations, database optimisation, and server-side security
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AI Solutions Engineer - London
AI Solutions Engineer - London
Transparent Technology
London, EC1A 4RN
£70000 - £140000 per annum + + bens + shares
Especially integration with the OpenAI API GPT, Gemini, LLama, Claude etc.
Especially integration with the OpenAI API GPT, Gemini, LLama, Claude etc.
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Proficiency in at least one major API testing framework - Experience withAzure (APIM, Azure Functions, API Services), React/React-Native and.NET Core
Proficiency in at least one major API testing framework - Experience withAzure (APIM, Azure Functions, API Services), React/React-Native and.NET Core
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Strong expertise in API integration, data modelling, ingestion, and activation
Strong expertise in API integration, data modelling, ingestion, and activation
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Cloud-savvy - Strong background in AWS, ideally with hands-on experience in serverless technologies like Lambda, API Gateway, DynamoDB, and AppSync.
Cloud-savvy - Strong background in AWS, ideally with hands-on experience in serverless technologies like Lambda, API Gateway, DynamoDB, and AppSync.
FEATURED
Backend & Data Proficiency: Skilled in Python, Node.js, PostgreSQL, MongoDB, and API security. * Security & Compliance: Strong understanding of GDPR, API authentication, and observability.
Backend & Data Proficiency: Skilled in Python, Node.js, PostgreSQL, MongoDB, and API security. * Security & Compliance: Strong understanding of GDPR, API authentication, and observability.
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Software Developer (Microsoft Stack)
Software Developer (Microsoft Stack)
Solus Accident Repair Centres
North London, London
GBP £35,000.00/Yr. - GBP £50,000.00/Yr.
Work across a wide range of technologies, across web, mobile apps, API, backend, and databases which are currently hosted within Azure.
Work across a wide range of technologies, across web, mobile apps, API, backend, and databases which are currently hosted within Azure.
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Software Developer-MS-Stack
Software Developer-MS-Stack
Solus Accident Repair Centres
North London, London
GBP £35,000.00/Yr. - GBP £50,000.00/Yr.
Work across a wide range of technologies, across web, mobile apps, API, backend, and databases which are currently hosted within Azure.
Work across a wide range of technologies, across web, mobile apps, API, backend, and databases which are currently hosted within Azure.
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Global Claims IT Leader
Global Claims IT Leader
MARSH CORPORATE SERVICES LIMITED
The City, EC3R 5BU
Pension Scheme, Private Health Insurance & life insurance
Being a cross-functional collaborator interfacing with MMC Enterprise Technology partners, Marsh-Operations, and Transformation Office will come naturally to you building a new set of reusable IT Microservices connected via a well-defined API structure.
Being a cross-functional collaborator interfacing with MMC Enterprise Technology partners, Marsh-Operations, and Transformation Office will come naturally to you building a new set of reusable IT Microservices connected via a well-defined API structure.
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Take a lead role in the development and support ofMicrosoft MVC and .NET web applications and C# Console and API solutions, ensuring best practices are followed throughout the software lifecycle. * Proficient in.NET (C#), JavaScript, Web API, SQL Server, and working knowledge ofHTML, CSS, XML, JSON.
Take a lead role in the development and support ofMicrosoft MVC and .NET web applications and C# Console and API solutions, ensuring best practices are followed throughout the software lifecycle. * Proficient in.NET (C#), JavaScript, Web API, SQL Server, and working knowledge ofHTML, CSS, XML, JSON.
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Build and work with modern API and microservices architectures
Build and work with modern API and microservices architectures
NEWEQUALITY BOOST
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Build and work with modern API and microservices architectures
Build and work with modern API and microservices architectures
PREMIUM
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Good understanding of API integration and data flow between front-end and back-end.
Good understanding of API integration and data flow between front-end and back-end.
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Senior Digital Developer (Vue/React, .Net Core, Azure)
Senior Digital Developer (Vue/React, .Net Core, Azure)
Stott & May Professional Search Limited
London
£70000 - £80000 per annum + Benefits
Strong experience in API design and development, including RESTful APIs and OpenAPI/Swagger standards, using tools like Postman for testing and documentation.
Strong experience in API design and development, including RESTful APIs and OpenAPI/Swagger standards, using tools like Postman for testing and documentation.
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