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Full Stack Developer Node.Js / React
Full Stack Developer Node.Js / React
Halian Technology Limited
W1, Central London
From £60,000 to £65,000 per annum Plus bonus and benefits
My client specialises in digital payments across the UK and Europe. Their platform enables seamless real-time transactions for consumers and businesses, with a focus on security, scalability, and user experience. Backed by top-tier investors and used by thousands daily, were scaling up and looking for passionate engineers to help us build the future of payments. We are seeking a talented and driven Mid-Level Full Stack Engineer with strong skills in Node.js, React, and AWS cloud infrastructure. Youll play a key role in designing, developing, and maintaining scalable microservices and user interfaces for our core payments platform. Youll work in a cross-functional agile team alongside product managers, designers, and fellow engineers to deliver features that directly impact our customers and partners. * Develop backend microservices using Node.js (Express/Nest.js prefe
My client specialises in digital payments across the UK and Europe. Their platform enables seamless real-time transactions for consumers and businesses, with a focus on security, scalability, and user experience. Backed by top-tier investors and used by thousands daily, were scaling up and looking for passionate engineers to help us build the future of payments. We are seeking a talented and driven Mid-Level Full Stack Engineer with strong skills in Node.js, React, and AWS cloud infrastructure. Youll play a key role in designing, developing, and maintaining scalable microservices and user interfaces for our core payments platform. Youll work in a cross-functional agile team alongside product managers, designers, and fellow engineers to deliver features that directly impact our customers and partners. * Develop backend microservices using Node.js (Express/Nest.js prefe
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Node Developer Remote Working - Lynx are currently working with a large IT consultancy to help them source a Node Developer. Our client is large global Consultancy who work with enterprise clients, solving their business and technology problems using cutting edge Solutions. Design, implement, and manage backend applications and APIs using Node.js - Work with RESTful APIs and external services to enhance system capabilities and connectivity - Perform unit and integration testing, troubleshoot issues, and maintain high code reliability - Collaborating with stakeholders and leadership to understand and refine project requirements - Working on diverse projects and challenges in a consultancy capacity - Advocating for and contributing to best practices in software engineering across teams and projects - Previous experience working within a consulting organisation is essent
Node Developer Remote Working - Lynx are currently working with a large IT consultancy to help them source a Node Developer. Our client is large global Consultancy who work with enterprise clients, solving their business and technology problems using cutting edge Solutions. Design, implement, and manage backend applications and APIs using Node.js - Work with RESTful APIs and external services to enhance system capabilities and connectivity - Perform unit and integration testing, troubleshoot issues, and maintain high code reliability - Collaborating with stakeholders and leadership to understand and refine project requirements - Working on diverse projects and challenges in a consultancy capacity - Advocating for and contributing to best practices in software engineering across teams and projects - Previous experience working within a consulting organisation is essent
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Node Developer Remote Working - Lynx are currently working with a large IT consultancy to help them source a Node Developer. Our client is large global Consultancy who work with enterprise clients, solving their business and technology problems using cutting edge Solutions. Design, implement, and manage backend applications and APIs using Node.js - Work with RESTful APIs and external services to enhance system capabilities and connectivity - Perform unit and integration testing, troubleshoot issues, and maintain high code reliability - Collaborating with stakeholders and leadership to understand and refine project requirements - Working on diverse projects and challenges in a consultancy capacity - Advocating for and contributing to best practices in software engineering across teams and projects - Previous experience working within a consulting organisation is essent
Node Developer Remote Working - Lynx are currently working with a large IT consultancy to help them source a Node Developer. Our client is large global Consultancy who work with enterprise clients, solving their business and technology problems using cutting edge Solutions. Design, implement, and manage backend applications and APIs using Node.js - Work with RESTful APIs and external services to enhance system capabilities and connectivity - Perform unit and integration testing, troubleshoot issues, and maintain high code reliability - Collaborating with stakeholders and leadership to understand and refine project requirements - Working on diverse projects and challenges in a consultancy capacity - Advocating for and contributing to best practices in software engineering across teams and projects - Previous experience working within a consulting organisation is essent
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Senior Backend Engineer
Senior Backend Engineer
Ncounter LTD
SW1, South West London
From £120,000 to £160,000 per annum Equity and package
Product-Focused Backend Engineer Functional Programming & Distributed Systems - London (Hybrid) | £120,000£160,000 + Equity - At Ncounter, were partnering with a cutting-edge AI company on a mission to redefine how professionals in highly regulated industries interact with complex, multi-modal data. Their platform empowers users to deploy custom no-code AI agents that produce verifiable outputs with full transparency - ensuring trust, compliance, and control remain central to every decision. As a Backend Engineer, youll join a growing team working at the forefront of AI infrastructure. This isnt just about clean code or strong delivery - its about ownership, product intuition, and building for scale. Youll be part of a lean, high-calibre engineering function where every member contributes to planning, testing, analysis, and execution.
Product-Focused Backend Engineer Functional Programming & Distributed Systems - London (Hybrid) | £120,000£160,000 + Equity - At Ncounter, were partnering with a cutting-edge AI company on a mission to redefine how professionals in highly regulated industries interact with complex, multi-modal data. Their platform empowers users to deploy custom no-code AI agents that produce verifiable outputs with full transparency - ensuring trust, compliance, and control remain central to every decision. As a Backend Engineer, youll join a growing team working at the forefront of AI infrastructure. This isnt just about clean code or strong delivery - its about ownership, product intuition, and building for scale. Youll be part of a lean, high-calibre engineering function where every member contributes to planning, testing, analysis, and execution.
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Contract Type:Permanent - About the Role - We're looking for an experienced Data Integration Manager to take ownership of how data moves, integrates, and performs across our business. This is a strategic role that sits at the intersection of technology, operations, and business value, ensuring our financial, commercial, and operational data flows are reliable, accurate, and enable smarter decision-making. You'll be the technical owner of our integration partnerships, lead a small specialist team, and work closely with Finance, Operations, and Commercial stakeholders to modernise processes through better data. If you're someone who understands both the technical complexity of enterprise data and the business outcomes it should deliver, we'd love to hear from you. What You'll Be Doing - Leading Enterprise Integration & Data Operations
Contract Type:Permanent - About the Role - We're looking for an experienced Data Integration Manager to take ownership of how data moves, integrates, and performs across our business. This is a strategic role that sits at the intersection of technology, operations, and business value, ensuring our financial, commercial, and operational data flows are reliable, accurate, and enable smarter decision-making. You'll be the technical owner of our integration partnerships, lead a small specialist team, and work closely with Finance, Operations, and Commercial stakeholders to modernise processes through better data. If you're someone who understands both the technical complexity of enterprise data and the business outcomes it should deliver, we'd love to hear from you. What You'll Be Doing - Leading Enterprise Integration & Data Operations
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We are looking for an enthusiastic and proactive Automation Tester with Python and Pytest experience to join our fantastic fintech client, largely remote with get togethers once a month in central London! This Automation Tester will be backend-focused, testing the server-side components, ensuring that the database (SQL), APIs, and business logic function correctly and efficiently. * Backend Automation testing skills with Python and Pytest. * Solid SQL skills and experience with relational databases. * Solid experience in automation testing using tools such as Selenium, Java, PHP, Go, or similar technologies. * Experience with Postman, SOAP UI, and Cucumber. * Batch processing experience. * Financial services / fintech experience. If you're passionate about testing, automation, and continuous learning, we would love to hear from you!
We are looking for an enthusiastic and proactive Automation Tester with Python and Pytest experience to join our fantastic fintech client, largely remote with get togethers once a month in central London! This Automation Tester will be backend-focused, testing the server-side components, ensuring that the database (SQL), APIs, and business logic function correctly and efficiently. * Backend Automation testing skills with Python and Pytest. * Solid SQL skills and experience with relational databases. * Solid experience in automation testing using tools such as Selenium, Java, PHP, Go, or similar technologies. * Experience with Postman, SOAP UI, and Cucumber. * Batch processing experience. * Financial services / fintech experience. If you're passionate about testing, automation, and continuous learning, we would love to hear from you!
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Junior Test Automation Engineer
Junior Test Automation Engineer
Lynx Recruitment Limited
SW1W, South West London
From £35,000 to £50,000 per annum
Hands-on experience with API testing tools such as RestAssured or SoapUI
Hands-on experience with API testing tools such as RestAssured or SoapUI
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Test Automation Engineer
Test Automation Engineer
Lynx Recruitment Limited
SW1W, South West London
From £50,000 to £65,000 per annum
Hands-on experience with API testing tools such as RestAssured or SoapUI
Hands-on experience with API testing tools such as RestAssured or SoapUI
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AI Technical Consultant
AI Technical Consultant
Polar Recruitment Services Ltd
KT13, Weybridge
From £60,000 to £70,000 per annum
Strong proficiency in Python, Java, and SQL/NoSQL databases, along with API development and data integration techniques.
Strong proficiency in Python, Java, and SQL/NoSQL databases, along with API development and data integration techniques.
As a Solution Architect, you will be instrumental in driving the evolution of our SAP platform by delivering API-enabled digital products that integrate key business capabilities. * Familiarity with API management tools and practices, including API versioning, documentation, and security.
As a Solution Architect, you will be instrumental in driving the evolution of our SAP platform by delivering API-enabled digital products that integrate key business capabilities. * Familiarity with API management tools and practices, including API versioning, documentation, and security.
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Strong background in test automation ((Playwright, Appium, API,etc.)
Strong background in test automation ((Playwright, Appium, API,etc.)
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Define and manage the external access layer, creating a secure and governed API Gateway that empowers third-party developers to integrate independently. * Establish a consistent API publishing workflow for all internal squads, ensuring quality and governance as we scale our external offerings. You have a deep understanding of developer platforms and API ecosystems, with experience in both internal productivity and external integration. * Sector knowledge: You have technical fluency in areas like CI/CD, observability, API gateways, and infrastructure-as-code. Deliver a world-class external access layer, including a Developer Portal and governed API Gateway, to empower third-party developers to self-serve and integrate seamlessly.
Define and manage the external access layer, creating a secure and governed API Gateway that empowers third-party developers to integrate independently. * Establish a consistent API publishing workflow for all internal squads, ensuring quality and governance as we scale our external offerings. You have a deep understanding of developer platforms and API ecosystems, with experience in both internal productivity and external integration. * Sector knowledge: You have technical fluency in areas like CI/CD, observability, API gateways, and infrastructure-as-code. Deliver a world-class external access layer, including a Developer Portal and governed API Gateway, to empower third-party developers to self-serve and integrate seamlessly.
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The National Institute for Health and Care Research (NIHR) is the United Kingdoms largest funder of health and care research. The NIHR invests more than £1.6 billion a year of research funding from the Department of Health and Social Care (DHSC). The NIHRs research programmes, people, centres of excellence and systems together represent the most integrated health research system in the world. Established in 2006 by the Department of Health and Social Care (DHSC), the NIHRs mission is to improve the health and wealth of the nation through research. It funds, supports, and delivers high-quality research that addresses the needs of patients, the public, and the healthcare system. Job Description - The National Institute for Health and Care Research is seeking a strategic and experienced leader to head our Data and Analytics function.
The National Institute for Health and Care Research (NIHR) is the United Kingdoms largest funder of health and care research. The NIHR invests more than £1.6 billion a year of research funding from the Department of Health and Social Care (DHSC). The NIHRs research programmes, people, centres of excellence and systems together represent the most integrated health research system in the world. Established in 2006 by the Department of Health and Social Care (DHSC), the NIHRs mission is to improve the health and wealth of the nation through research. It funds, supports, and delivers high-quality research that addresses the needs of patients, the public, and the healthcare system. Job Description - The National Institute for Health and Care Research is seeking a strategic and experienced leader to head our Data and Analytics function.
Employer Kingston Council Location(s) Kingston, Sutton Workplace Type Hybrid Working Contract Type Permanent Working Hours Full Time Grade I/J Hours Per Week 36 Salary Range £46,968 - £58,461 Salary Basis Per annum Leave Entitlement 30 days Application Deadline - 26/10/2025, 23:55 - Anticipated Interview Date(s) 6-7 Nov 2025 About the Borough - Joining us, you get to work for not just one high performing London Borough, but two. Kingston and Sutton councils have a number of shared services serving both authorities, with some teams and roles more focussed on one council than the other, but the majority are shared across both, meaning you get multiple opportunities to learn from a wider pool of activities and two different political bodies. We work flexibly in both Kingston and Sutton offices, and support working at home or flexible working patterns that enable you to t
Employer Kingston Council Location(s) Kingston, Sutton Workplace Type Hybrid Working Contract Type Permanent Working Hours Full Time Grade I/J Hours Per Week 36 Salary Range £46,968 - £58,461 Salary Basis Per annum Leave Entitlement 30 days Application Deadline - 26/10/2025, 23:55 - Anticipated Interview Date(s) 6-7 Nov 2025 About the Borough - Joining us, you get to work for not just one high performing London Borough, but two. Kingston and Sutton councils have a number of shared services serving both authorities, with some teams and roles more focussed on one council than the other, but the majority are shared across both, meaning you get multiple opportunities to learn from a wider pool of activities and two different political bodies. We work flexibly in both Kingston and Sutton offices, and support working at home or flexible working patterns that enable you to t
224 exact matches jobs are outside your preferred location
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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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.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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The candidate will hold specialization in designing web applications, middleware/API layer and AWS.
The candidate will hold specialization in designing web applications, middleware/API layer and AWS.
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About the company: Join a high-growth fintech startup in King's Cross as their Founding Engineer, working directly with the founders to build a Payments Platform API platform from the ground up. * Ambitious technologist who is passionate about building market leading Payments API Platforms
About the company: Join a high-growth fintech startup in King's Cross as their Founding Engineer, working directly with the founders to build a Payments Platform API platform from the ground up. * Ambitious technologist who is passionate about building market leading Payments API Platforms
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About the company: Join a high-growth fintech startup in King's Cross as their Founding Engineer, working directly with the founders to build a Payments Platform API platform from the ground up. * Ambitious technologist who is passionate about building market leading Payments API Platforms
About the company: Join a high-growth fintech startup in King's Cross as their Founding Engineer, working directly with the founders to build a Payments Platform API platform from the ground up. * Ambitious technologist who is passionate about building market leading Payments API Platforms
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Strong scripting and integration skills - JavaScript, SQL, API/Web Services.
Strong scripting and integration skills - JavaScript, SQL, API/Web Services.
PREMIUM
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Senior/Lead Full Stack Developer (React / Python) AI Start up!
Senior/Lead Full Stack Developer (React / Python) AI Start up!
Robert Half
EC1, City of London
Negotiable
API & database experience
API & database experience
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Python, Flask ,Azure, MySQL, API, Django, FastAPI
Python, Flask ,Azure, MySQL, API, Django, FastAPI
NEWFEATURED
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Good understanding of API testing * Basic understanding of API automation using python
Good understanding of API testing * Basic understanding of API automation using python
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Deep understanding of RESTful API design and integration
Deep understanding of RESTful API design and integration
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Familiarity with workflow automation solutions (UiPath, Power Automate, Zapier, n8n) and API development
Familiarity with workflow automation solutions (UiPath, Power Automate, Zapier, n8n) and API development
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- Southwark
- The City, City (EC3)
- Canary Wharf
- Clerkenwell
- Euston
- High Brooms
- Holloway
- Imberhorne
- Moorgate
- Pimlico
- City of London
- South West London
- Reading
- Central London
- East London
- South East London
- West End
- Cambridge
- Northampton
- Bromley
- London
- Berkshire
- Surrey
- Hampshire
- Northamptonshire
- Oxfordshire
- Cambridgeshire
- West Sussex
- Buckinghamshire
- Essex
- South East
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- Midlands
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