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22 Permanent API jobs in Clewer St. Stephen + 20 miles
189 exact matches jobs are outside your preferred location
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Job Description - UK CITIZENSHIP REQUIRED FOR THIS POSITION: Yes - RELOCATION ASSISTANCE: Relocation assistance may be available - CLEARANCE TYPE: UK-Highest Level of Government Clearance - TRAVEL: Yes, 10% of the Time - Salary: £77,400 - £116,000 - Define Possible at Northrop Grumman UK - At Northrop Grumman UK, our mission is to solve the most complex challenges by shaping the technology and solutions of tomorrow. We call it Defining Possible. This mind-set goes beyond our customer solutions; its the foundation for your career development and the impact we have within the community. So, whats your possible? This is more than just a job; its a mission. We are seeking an experienced Elasticsearch Platforms Engineer to join our Data Platforms Infrastructure team. This role is pivotal in supporting and maintaining our Elastic Cloud Enterprise (ECE) environment, designin
Job Description - UK CITIZENSHIP REQUIRED FOR THIS POSITION: Yes - RELOCATION ASSISTANCE: Relocation assistance may be available - CLEARANCE TYPE: UK-Highest Level of Government Clearance - TRAVEL: Yes, 10% of the Time - Salary: £77,400 - £116,000 - Define Possible at Northrop Grumman UK - At Northrop Grumman UK, our mission is to solve the most complex challenges by shaping the technology and solutions of tomorrow. We call it Defining Possible. This mind-set goes beyond our customer solutions; its the foundation for your career development and the impact we have within the community. So, whats your possible? This is more than just a job; its a mission. We are seeking an experienced Elasticsearch Platforms Engineer to join our Data Platforms Infrastructure team. This role is pivotal in supporting and maintaining our Elastic Cloud Enterprise (ECE) environment, designin
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Are you a C++ Software Developer? Do you have a minimum of 12 months commercial experience? If yes, then read on, and let us tell you why Synertec is adding real value into the Public and Commercial Sectors. Location: Wellington, Somerset OR Bristol, OR Milton Keynes - Salary: £40,196.18 - £51,680.11 DOE - Core Benefits: Hybrid Working Policy (2 days maximum in office), 25 days holiday rising to 30 (plus Bank Holidays), Company Pension Scheme (8% employer contribution) Health Cash Plan (after completion of Probationary Period) Embark on your journey with confidence through our Comprehensive Induction and Training Program. We invest in your professional development from day one, providing the tools and knowledge to excel in your role. Join us and experience a workplace that values your individuality and prioritises your well-being.
Are you a C++ Software Developer? Do you have a minimum of 12 months commercial experience? If yes, then read on, and let us tell you why Synertec is adding real value into the Public and Commercial Sectors. Location: Wellington, Somerset OR Bristol, OR Milton Keynes - Salary: £40,196.18 - £51,680.11 DOE - Core Benefits: Hybrid Working Policy (2 days maximum in office), 25 days holiday rising to 30 (plus Bank Holidays), Company Pension Scheme (8% employer contribution) Health Cash Plan (after completion of Probationary Period) Embark on your journey with confidence through our Comprehensive Induction and Training Program. We invest in your professional development from day one, providing the tools and knowledge to excel in your role. Join us and experience a workplace that values your individuality and prioritises your well-being.
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.NET Framework Version 4.5 or above including strong WCF\ Web API experience
.NET Framework Version 4.5 or above including strong WCF\ Web API experience
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Expertise in Go, Node.js, or Java, with deep understanding of distributed systems and API design. * Exposure to vendor API ecosystems and secure platform integrations.
Expertise in Go, Node.js, or Java, with deep understanding of distributed systems and API design. * Exposure to vendor API ecosystems and secure platform integrations.
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Develop an API used in the product as well as their users
Develop an API used in the product as well as their users
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Translate complex business requirements into detailed technical specifications, architectural designs, and API contracts. o Create and maintain comprehensive technical documentation, including code documentation, system designs, and API specifications. o 5+ years of experience in software development, with significant experience in cloud-based application development and API design. o Familiarity with cloud services relevant to application development (e.g., Azure Webapps, Azure Functions, Azure API Management, Azure Cosmos DB, Azure Databricks, Azure ML services for model consumption).
Translate complex business requirements into detailed technical specifications, architectural designs, and API contracts. o Create and maintain comprehensive technical documentation, including code documentation, system designs, and API specifications. o 5+ years of experience in software development, with significant experience in cloud-based application development and API design. o Familiarity with cloud services relevant to application development (e.g., Azure Webapps, Azure Functions, Azure API Management, Azure Cosmos DB, Azure Databricks, Azure ML services for model consumption).
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Familiarity with REST API.
Familiarity with REST API.
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Perform API testing and ensure robust validation of service integrations. * Experience in API testingand service virtualisation.
Perform API testing and ensure robust validation of service integrations. * Experience in API testingand service virtualisation.
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Strong grasp of databases (SQL/NoSQL) and API integrations
Strong grasp of databases (SQL/NoSQL) and API integrations
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Experience of Python, Bash, API's
Experience of Python, Bash, API's
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AI Engineer
AI Engineer
Richard Wheeler Associates
NW1, North West London, NW1 4NR
From £90,000 to £120,000 per annum + bonus
Hands-on experience with frameworks like LangChain, Llamaindex, etc., vector stores, LLM APIs (e.g. OpenAI API, Anthropic API), and building MCP servers/clients
Hands-on experience with frameworks like LangChain, Llamaindex, etc., vector stores, LLM APIs (e.g. OpenAI API, Anthropic API), and building MCP servers/clients
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Strong skills in Apex, SOQL, Lightning Web Components (LWC), and API integrations.
Strong skills in Apex, SOQL, Lightning Web Components (LWC), and API integrations.
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Proficiency in API development, integration testing, and cross-platform troubleshooting.
Proficiency in API development, integration testing, and cross-platform troubleshooting.
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Demonstrated expertise in Systems Integration, API architecture, and Salesforce ecosystem design.
Demonstrated expertise in Systems Integration, API architecture, and Salesforce ecosystem design.
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Software Engineer C++ Mac Extensions EDR
Software Engineer C++ Mac Extensions EDR
Client Server
The City, EC4
£65000 - £80000 per annum + benefits
As a Software Developer you will focus on enabling the core product, written in C / C++ for Windows and Linux to run on Apple Mac software, using the latest Extensions, tools and API integrations.
As a Software Developer you will focus on enabling the core product, written in C / C++ for Windows and Linux to run on Apple Mac software, using the latest Extensions, tools and API integrations.
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Lead .Net Software Developer
Lead .Net Software Developer
Hireful
Milton Keynes, Buckinghamshire
£65k - £75k base salary plus Bonus and awesome benefits
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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Build, deploy, and monitor solutions using AWS services (Lambda, API Gateway, CloudWatch, ECS, ECR, Dynamo, S3 etc.) * Design, deploy, and manage applications tailored to business needs, while customizing platforms and overseeing the full API lifecycle using Apigee Edge and X. * Drive API strategy execution, provide technical support, and generate insights through analytics to enhance integrations and documentation. * Ability to generate custom analytics reports for API consumption and errors * Implementation of API security and access control (OAuth, API keys, JWT, etc.) * Familiarity with API design patterns, best practices, and performance optimization
Build, deploy, and monitor solutions using AWS services (Lambda, API Gateway, CloudWatch, ECS, ECR, Dynamo, S3 etc.) * Design, deploy, and manage applications tailored to business needs, while customizing platforms and overseeing the full API lifecycle using Apigee Edge and X. * Drive API strategy execution, provide technical support, and generate insights through analytics to enhance integrations and documentation. * Ability to generate custom analytics reports for API consumption and errors * Implementation of API security and access control (OAuth, API keys, JWT, etc.) * Familiarity with API design patterns, best practices, and performance optimization
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Troubleshoot and resolve complex technical cases involving Airtable's API, SAML/SSO, SCIM provisioning, advanced automations, scripting, and third-party integrations.
Troubleshoot and resolve complex technical cases involving Airtable's API, SAML/SSO, SCIM provisioning, advanced automations, scripting, and third-party integrations.
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Senior Front End Developer (Vue, Nuxt)
Senior Front End Developer (Vue, Nuxt)
Stott & May Professional Search Limited
London
£90000 - £95000.00 per annum + Benefits
Strong API integration skills, consuming and integrating RESTful and GraphQL APIs, with an understanding of security mechanisms.
Strong API integration skills, consuming and integrating RESTful and GraphQL APIs, with an understanding of security mechanisms.
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Define and implement application security standards including threat modelling, secure SDLC, API security and DevSecOps practices
Define and implement application security standards including threat modelling, secure SDLC, API security and DevSecOps practices
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Digital and Web Analyst
Digital and Web Analyst
iQ Student Accommodation Astor House
SE1, South East London, SE1 2DB
£55k - 60k per year + 25 days annual leave (plus bank holidays)
Familiarity with conversion APIs (Meta CAPI, Google Enhanced Conversions, TikTok Events API)
Familiarity with conversion APIs (Meta CAPI, Google Enhanced Conversions, TikTok Events API)
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Web Developer (Laravel)
Web Developer (Laravel)
Rise Technical
Northampton, Northamptonshire
£26000.00 - £34000.00 per annum + Benefits
*Experience with Git version control and API integration
*Experience with Git version control and API integration
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At the heart of this new application is allowing extensibility via the integration of the Python framework alongside a set of open API's that give access to core functionality of the application. This project would be responsible for proving the early stage integration of our new pre & post processing application and other tooling into a wider workflow by leveraging our initial extensibility framework and API's.
At the heart of this new application is allowing extensibility via the integration of the Python framework alongside a set of open API's that give access to core functionality of the application. This project would be responsible for proving the early stage integration of our new pre & post processing application and other tooling into a wider workflow by leveraging our initial extensibility framework and API's.
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This role requires a deep understanding of cloud infrastructure, API management, and continuous integration and deployment practices. * Build, deploy, and monitor solutions using AWS services such as Lambda, API Gateway, CloudWatch, ECS, ECR, DynamoDB, and S3. * Execute and manage the end-to-end application lifecycle using Apigee Edge and X-API strategy. * Perform API strategy execution, provide technical support, and generate insights through analytical reports. * Strong knowledge of the Apigee platform or any APM (API Management) platform and its components. * Ability to generate custom analytical reports for API consumption and error tracking. * Familiarity with API security and access control mechanisms (OAuth, API keys, JWT, etc.
This role requires a deep understanding of cloud infrastructure, API management, and continuous integration and deployment practices. * Build, deploy, and monitor solutions using AWS services such as Lambda, API Gateway, CloudWatch, ECS, ECR, DynamoDB, and S3. * Execute and manage the end-to-end application lifecycle using Apigee Edge and X-API strategy. * Perform API strategy execution, provide technical support, and generate insights through analytical reports. * Strong knowledge of the Apigee platform or any APM (API Management) platform and its components. * Ability to generate custom analytical reports for API consumption and error tracking. * Familiarity with API security and access control mechanisms (OAuth, API keys, JWT, etc.
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Strong background in software architecture, microservices, and API design.
Strong background in software architecture, microservices, and API design.
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Related Jobs
Locations
- The City, City (EC4)
- Southwark
- Euston
- Kennington
- Mayfair
- Piccadilly
- The City, City (EC2)
- The City, City (EC3)
- Victoria
- City of London
- South East London
- Central London
- Reading
- West End
- Southampton
- Abingdon
- Milton Keynes
- South West London
- Basingstoke
- London
- Hampshire
- Berkshire
- Oxfordshire
- Buckinghamshire
- Surrey
- Northamptonshire
- Hertfordshire
- Wiltshire
- South East
- East Midlands
- Midlands
- South West