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8 API jobs in Chalk Hill + 20 miles
229 exact matches jobs are outside your preferred location
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Full Stack Software Developer ASP.NET C# jQuery HTML5 SQL - The ideal candidatewill be responsible for building and maintaining internal and external facing web applications. You will be working in a team of experienced developers to build highly performing systems that improve efficiency. Teams use Agile Methodology and follow Scrum and Kanban Frameworks. *ASP.NET C# jQuery HTML5 SQL Azure GIT - Job requirements - Role Responsibilities * Maintain existing products and provide resolutions to Escalated Support Calls within the agreed SLAs * Require testing developments from end to end before passed to Acceptance Testing * Ability to adapt quickly to an existing, complex environment * Evaluate, redesign and modify existing program logic to quickly and efficiently meet and exceed customer needs, by integrating new requirements and by applying proven development paths
Full Stack Software Developer ASP.NET C# jQuery HTML5 SQL - The ideal candidatewill be responsible for building and maintaining internal and external facing web applications. You will be working in a team of experienced developers to build highly performing systems that improve efficiency. Teams use Agile Methodology and follow Scrum and Kanban Frameworks. *ASP.NET C# jQuery HTML5 SQL Azure GIT - Job requirements - Role Responsibilities * Maintain existing products and provide resolutions to Escalated Support Calls within the agreed SLAs * Require testing developments from end to end before passed to Acceptance Testing * Ability to adapt quickly to an existing, complex environment * Evaluate, redesign and modify existing program logic to quickly and efficiently meet and exceed customer needs, by integrating new requirements and by applying proven development paths
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ABAP Developer - Break out of the SAP Box
ABAP Developer - Break out of the SAP Box
LJ Recruitment Limited
EC1, City of London
£50000 - £75000 per annum
ABAP Developer ? AI / Startup Role?? Most ABAP roles keep you maintaining the same old codebase. This one lets you take your SAP expertise and plug it straight into a modern AI platform that's transforming how global enterprises run their tech. This London startup is tackling a multi-billion-dollar problem: helping the world's biggest companies turn ERP chaos into clarity. Their AI engine saves millions in IT costs, accelerates project timelines by months, and modernises decades-old systems in ways that have never been done before. This is a role for those who live and breathe tech. Hours run 9am-7pm, and the expectation is clear: hard work and full commitment are what make the difference here. What you'll do * Write and optimise ABAP while shaping how AI agents interpret SAP. * Go beyond SAP, contribute to backend services, APIs, and infrastructure.
ABAP Developer ? AI / Startup Role?? Most ABAP roles keep you maintaining the same old codebase. This one lets you take your SAP expertise and plug it straight into a modern AI platform that's transforming how global enterprises run their tech. This London startup is tackling a multi-billion-dollar problem: helping the world's biggest companies turn ERP chaos into clarity. Their AI engine saves millions in IT costs, accelerates project timelines by months, and modernises decades-old systems in ways that have never been done before. This is a role for those who live and breathe tech. Hours run 9am-7pm, and the expectation is clear: hard work and full commitment are what make the difference here. What you'll do * Write and optimise ABAP while shaping how AI agents interpret SAP. * Go beyond SAP, contribute to backend services, APIs, and infrastructure.
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Title: Laboratory Systems Specialist - Location: Slough - Visa and Relocation support is offered with this role. Today, Lonza is a global leader in life sciences operating across five continents. While we work in science, theres no magic formula to how we do it. Our greatest scientific solution is talented people working together, devising ideas that help businesses to help people. In exchange, we let our people own their careers. Their ideas, big and small, genuinely improve the world. And thats the kind of work we want to be part of. The role of a Laboratory Systems Specialist is to lead the development and implementation of robust Lab/digital infrastructure within our R&D laboratories for the UK and US locations. This is pivotal in enabling efficient, automated data exchange between laboratory instruments and enterprise informatics systems such as Electronic Lab no
Title: Laboratory Systems Specialist - Location: Slough - Visa and Relocation support is offered with this role. Today, Lonza is a global leader in life sciences operating across five continents. While we work in science, theres no magic formula to how we do it. Our greatest scientific solution is talented people working together, devising ideas that help businesses to help people. In exchange, we let our people own their careers. Their ideas, big and small, genuinely improve the world. And thats the kind of work we want to be part of. The role of a Laboratory Systems Specialist is to lead the development and implementation of robust Lab/digital infrastructure within our R&D laboratories for the UK and US locations. This is pivotal in enabling efficient, automated data exchange between laboratory instruments and enterprise informatics systems such as Electronic Lab no
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Exciting IT Application Support Analyst role with international travel, competitive salary (£42k–£45k), and career development opportunities in a growing, innovative IT company. Fleet, Hampshire (with international travel) * Full time, permanent (40 hours, Monday – Friday) * 60% shifts: 08:30 – 18:00 & 40% shifts: 12:00 – 20:00 * Occasional weekend work required * £42,000 – £45,000 per annum - Please Note: Applicants must be authorised to work in the UK - Labyrinth has grown significantly in recent years by providing honest, efficient, and forward-thinking IT support. We are passionate about transforming the reputation of the IT services industry and driving real change. As part of our team, you’ll enjoy an excellent work culture, access to cutting-edge technologies, and the chance to make a measurable impact. The Role
Exciting IT Application Support Analyst role with international travel, competitive salary (£42k–£45k), and career development opportunities in a growing, innovative IT company. Fleet, Hampshire (with international travel) * Full time, permanent (40 hours, Monday – Friday) * 60% shifts: 08:30 – 18:00 & 40% shifts: 12:00 – 20:00 * Occasional weekend work required * £42,000 – £45,000 per annum - Please Note: Applicants must be authorised to work in the UK - Labyrinth has grown significantly in recent years by providing honest, efficient, and forward-thinking IT support. We are passionate about transforming the reputation of the IT services industry and driving real change. As part of our team, you’ll enjoy an excellent work culture, access to cutting-edge technologies, and the chance to make a measurable impact. The Role
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Role/Job title - Work Location - TCS-Reading - Role type - Permanent/Fixed Term/ Contracting - Contract - Mode of working Hybrid /office based - Hybrid - If Hybrid, how many days are required in office? 3 - Number of positions - 1 - Duration of assignment - 06 Months - Any other working conditions - travel/on call/shifts - To be published on job boards from below onwards - The Role - Were looking for Security Consultant / Senior Security Consultant with expertise in penetration testing. As part of our Cyber Security team, you shall perform penetration testing which includes internet, intranet, wireless, web application, social engineering and physical penetration testing. You shall also perform in-depth analysis of penetration testing results and create report that describes findings, exploitation procedures, risks and recommendations. Your responsibilities:(Up to 10,
Role/Job title - Work Location - TCS-Reading - Role type - Permanent/Fixed Term/ Contracting - Contract - Mode of working Hybrid /office based - Hybrid - If Hybrid, how many days are required in office? 3 - Number of positions - 1 - Duration of assignment - 06 Months - Any other working conditions - travel/on call/shifts - To be published on job boards from below onwards - The Role - Were looking for Security Consultant / Senior Security Consultant with expertise in penetration testing. As part of our Cyber Security team, you shall perform penetration testing which includes internet, intranet, wireless, web application, social engineering and physical penetration testing. You shall also perform in-depth analysis of penetration testing results and create report that describes findings, exploitation procedures, risks and recommendations. Your responsibilities:(Up to 10,
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FTSE Russell is a leading global provider of financial services, specializing in the creation and management of indexes, data, and analytic solutions. A subsidiary of the London Stock Exchange Group (LSEG), FTSE Russell supports investors worldwide in making informed decisions across asset classes, investment strategies, and market segments. Its products are trusted by institutional and retail investors, asset managers, and pension funds to benchmark performance, build investment portfolios, and manage risk. With a reputation for innovation, transparency, and robust governance, FTSE Russell plays a critical role in shaping global financial markets. FTSE Russell is seeking a hands-on dynamic software development leader to drive a team of software engineers building robust equity index capabilities and indexes.
FTSE Russell is a leading global provider of financial services, specializing in the creation and management of indexes, data, and analytic solutions. A subsidiary of the London Stock Exchange Group (LSEG), FTSE Russell supports investors worldwide in making informed decisions across asset classes, investment strategies, and market segments. Its products are trusted by institutional and retail investors, asset managers, and pension funds to benchmark performance, build investment portfolios, and manage risk. With a reputation for innovation, transparency, and robust governance, FTSE Russell plays a critical role in shaping global financial markets. FTSE Russell is seeking a hands-on dynamic software development leader to drive a team of software engineers building robust equity index capabilities and indexes.
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We're looking for an experienced Senior Application Support Engineer to join a growing IT team and play a key role in supporting critical business applications across a modern and complex technology stack. * Investigating and resolving technical incidents, ensuring minimal downtime and effective root cause analysis * Proactively maintaining and optimising applications, performing upgrades and configuration changes * Monitoring system performance, defining service-level objectives, and addressing bottlenecks before they impact users * Collaborating closely with engineering and business teams to drive operational excellence * Enhancing processes, documentation, and tooling to support continuous improvement * Proven experience in an application support or support engineering role, within financial services ideally, or another regulated environment
We're looking for an experienced Senior Application Support Engineer to join a growing IT team and play a key role in supporting critical business applications across a modern and complex technology stack. * Investigating and resolving technical incidents, ensuring minimal downtime and effective root cause analysis * Proactively maintaining and optimising applications, performing upgrades and configuration changes * Monitoring system performance, defining service-level objectives, and addressing bottlenecks before they impact users * Collaborating closely with engineering and business teams to drive operational excellence * Enhancing processes, documentation, and tooling to support continuous improvement * Proven experience in an application support or support engineering role, within financial services ideally, or another regulated environment
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Senior C# Developer - Finance
Senior C# Developer - Finance
Client Server
The City, EC4
£100000 - £150000 per annum + bonus + benefits
There's a focus on C# .Net backend and API development although you'll also have elements of front end work with JavaScript and React.js.
There's a focus on C# .Net backend and API development although you'll also have elements of front end work with JavaScript and React.js.
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Deep Azure expertise, with M365 ecosystem governance: Power Platform, E5 optimisation, Azure integration services such as Logic Apps, Service Bus, Event Grid, API Management).
Deep Azure expertise, with M365 ecosystem governance: Power Platform, E5 optimisation, Azure integration services such as Logic Apps, Service Bus, Event Grid, API Management).
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Experience with Java and API testing using Postman.
Experience with Java and API testing using Postman.
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RESTful API development
RESTful API development
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Senior Security Engineer Defender PurView Sentinel
Senior Security Engineer Defender PurView Sentinel
Invitise Ltd
EC1A, City of London
Up to £500 per day Outside IR35
PowerShell scripting and use of Microsoft Graph API
PowerShell scripting and use of Microsoft Graph API
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Contribute to backend/API testing and assist with security testing initiatives * Strong knowledge of API testing and backend system validation
Contribute to backend/API testing and assist with security testing initiatives * Strong knowledge of API testing and backend system validation
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Software Engineer - JavaScript / React / Typescript / Node
Software Engineer - JavaScript / React / Typescript / Node
Inspire People
Central London, London, WC2N 5DN
£600 - £700 per day + Inside IR35
Experience with building and maintaining RESTful API's using Node.js. Developing and maintaining applications in serverless environments using distributed architecture and AWS tools including Lambda, API Gateway, S3, Cognito & RDS.
Experience with building and maintaining RESTful API's using Node.js. Developing and maintaining applications in serverless environments using distributed architecture and AWS tools including Lambda, API Gateway, S3, Cognito & RDS.
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Build, fine-tune, and evaluate LLM-based Q&A models using frameworks like AWS Bedrock, Langchain, HuggingFace Transformers or OpenAI API.
Build, fine-tune, and evaluate LLM-based Q&A models using frameworks like AWS Bedrock, Langchain, HuggingFace Transformers or OpenAI API.
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Build, fine-tune, and evaluate LLM-based Q&A models using frameworks like AWS Bedrock, Langchain, HuggingFace Transformers or OpenAI API.
Build, fine-tune, and evaluate LLM-based Q&A models using frameworks like AWS Bedrock, Langchain, HuggingFace Transformers or OpenAI API.
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Experience with some of the technologies we make use of: Groovy, Python, AWS Serverless (API Gateway, Lambdas), XML, JSON, Open API, virtualisation in general and especially Docker and its eco system, Git, NoSQL products and concepts (Dynamo, column family, etc.)
Experience with some of the technologies we make use of: Groovy, Python, AWS Serverless (API Gateway, Lambdas), XML, JSON, Open API, virtualisation in general and especially Docker and its eco system, Git, NoSQL products and concepts (Dynamo, column family, etc.)
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4+ years automation testing skills (Selenium, Katalon, GT-UI, GT-API). * Web services testing / API testing skills is a plus.
4+ years automation testing skills (Selenium, Katalon, GT-UI, GT-API). * Web services testing / API testing skills is a plus.
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SharePoint Developer
SharePoint Developer
PPF (Pension Protection Fund)
CR0, Croydon
From £56,000 to £61,500 per annum plus Civil Service pension and other
You should be confident working with cloud technologies like Azure, API development and integration, and SharePoint administration.
You should be confident working with cloud technologies like Azure, API development and integration, and SharePoint administration.
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AI (artificial intelligence) DevOps Engineer
AI (artificial intelligence) DevOps Engineer
Huxley Associates
EC1, City of London
£60000 - £90000 per annum
You'll also ensure alignment with enterprise-grade security practices, including zero trust principles, identity-aware routing, and integration with Azure API Management and Application Gateway. * API Gateway, Azure API Management (APIM), Azure Application Gateway
You'll also ensure alignment with enterprise-grade security practices, including zero trust principles, identity-aware routing, and integration with Azure API Management and Application Gateway. * API Gateway, Azure API Management (APIM), Azure Application Gateway
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Proficiency with Git workflows, LAMP stack, and REST API integrations.
Proficiency with Git workflows, LAMP stack, and REST API integrations.
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Writing (looking for experience with Scala, JavaScript, Java or any ideally procedural programming or alternatively object-orientated language), running and debugging functional automation tests on an integrated development environment (IDE) for front-end and API testing and frameworks including Cucumber BDD or Junit or Rest Assured
Writing (looking for experience with Scala, JavaScript, Java or any ideally procedural programming or alternatively object-orientated language), running and debugging functional automation tests on an integrated development environment (IDE) for front-end and API testing and frameworks including Cucumber BDD or Junit or Rest Assured
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RESTful API design and development
RESTful API design and development
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Strong application security background (OWASP Top 10, API security).
Strong application security background (OWASP Top 10, API security).
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Contribute to backend/API testing and support security testing initiatives. * Strong knowledge of API testing and backend validation.
Contribute to backend/API testing and support security testing initiatives. * Strong knowledge of API testing and backend validation.
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Related Jobs
Locations
- The City, City (EC4)
- Southwark
- The City, City (EC2)
- West Fields
- Canary Wharf
- Euston
- Frimley
- Holborn
- Ireland
- Mayfair
- City of London
- Cambridge
- Central London
- West End
- South East London
- Reading
- Milton Keynes
- Abingdon
- Northampton
- Camberley
- London
- Berkshire
- Cambridgeshire
- Surrey
- Oxfordshire
- Buckinghamshire
- Northamptonshire
- Hampshire
- Hertfordshire
- Warwickshire
- South East
- East Anglia
- Midlands
- East Midlands
- West Midlands