Remote FinTech Full-Stack Node.js/React Engineer

Company IconB4B Payments - A Banking Circle Group Company
Location IconLondon

A leading FinTech company is seeking a Full Stack Node.js/React Developer to shape the future of global payments. You will lead the frontend transformation, creating user-friendly interfaces and innovative financial applications. The ideal candidate...Read More>>.

Posted: June 6th, 2026
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Co-Founder Full-Stack Engineer (Java/React/AWS) – Equity & Remote

Company Iconfyaora
Location IconLondon

A leading tech startup in London seeks a Full Stack Developer to join its founding team. This role offers up to 1,000,000 shares in equity-based compensation and involves significant influence over product and technology direction. You will build sec...Read More>>.

Posted: June 6th, 2026
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Contract Data Scientist: Python, SQL & ML for AI Projects

Company IconMindrift
Location IconLondon

A project-based AI solutions company is seeking experienced data scientists to design and create computational data problems across multiple industries, utilizing expert Python programming and advanced statistical analysis. This opportunity involves...Read More>>.

Posted: June 6th, 2026
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Remote Senior Full Stack Engineer — React/TypeScript/Node.js

Company IconClient Server
Location Icon

A leading technology firm in the UK is seeking a Senior Full Stack Engineer skilled in React and TypeScript. This role is remote with occasional team meetups in London. Responsibilities include contributing to technical discussions and tackling compl...Read More>>.

Posted: June 6th, 2026
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Senior Angular & Java Full-Stack Engineer (Remote UK)

Company IconLeute Passen Technologies
Location Icon

Leute Passen Technologies is seeking a Senior Full Stack Developer (Angular + Java) for a remote role based in the UK. You will build responsive frontends with Angular, develop backend services and APIs using Java and Spring Boot, and mentor junior d...Read More>>.

Posted: June 6th, 2026
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QA Lead - Java Automation for Financial Services

Company IconAlbany Beck
Location IconLondon

Albany Beck is looking for an experienced QA Lead to join their Technology team in London. In this role, you'll manage QA activities across FX and Capital Markets platforms while driving quality engineering best practices.The ideal candidat...Read More>>.

Posted: June 6th, 2026
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Senior Automation Engineer: Java/Selenium & Azure CI/CD

Company IconTestYantra Software Solutions
Location IconCity of Edinburgh

TestYantra Software Solutions is looking for an experienced Automation Tester located in the City of Edinburgh. The role involves designing, developing, and maintaining automation frameworks utilizing Java and Selenium. You'll also be responsible...Read More>>.

Posted: June 6th, 2026
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Senior Lead eSoftware Engineer - Equities Algo Trading - Java - VP in London - JPMorgan Chase & Co.

Company IconJPMorgan Chase & Co.
Location IconLondon

Senior Lead eSoftware Engineer – Equities Algo Trading – Java – VP Location: London, United Kingdom Posted: about 1 year ago Tech Stack Java Low latency messaging Trading systems...Read More>>.

Posted: June 6th, 2026
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Java eFX Algo Developer (Low Latency) - 12-month Contract - Inside IR35 - £920per day - Hybrid [...]

Company IconHawksworth
Location Icon

OverviewJava eFX Algo Developer (Low Latency) – 12-month Contract – Inside IR35 – £920 per day – Hybrid working/LondonClient: European Investment Bank. Location: London (Hybrid: on-site 3 days/week, 2 days remote). 12-m...Read More>>.

Posted: June 6th, 2026
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Cloud AI API Integrations Specialist (Remote)

Company IconProlific Academic Ltd
Location IconCardiff

Prolific Academic Ltd is seeking a Cloud AI API Integrations Subject Matter Expert to work remotely. Ideal candidates will have active experience in software development or system administration with familiarity integrating AI APIs into applications....Read More>>.

Posted: June 6th, 2026
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Ruby on Rails Web Developer - Agile, JavaScript/API

Company IconWorksHub
Location IconLondon

A leading software development company in the City of London seeks a Ruby Web Application Developer. You will design and maintain Rails applications while collaborating in an Agile environment. Candidates should have commercial experience with Ruby o...Read More>>.

Posted: June 6th, 2026
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ML Researcher (PhD in Statistics) – Python & AI, Remote

Company IconClient Server
Location IconCambridge

A high successful SaaS tech company in Cambridge is seeking a Machine Learning Researcher (PhD Statistics Python AI R&D) to develop new tools and techniques for probabilistic models. The role involves conducting independent research and contributing...Read More>>.

Posted: June 6th, 2026
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Lead Backend Engineer - AI & Ops Platform (Remote UK)

Company IconMidnite Limited
Location Icon

A tech company in the UK is looking for a Lead Backend Engineer to guide the development of a new AI-powered backend platform. This role requires at least 7 years of backend engineering experience and strong skills in mentoring. You'll collaborate wi...Read More>>.

Posted: June 6th, 2026
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Senior Java Engineer – Real-Time Trade Booking Platform

Company IconBrevan Howard CFD LTD
Location IconLondon

Brevan Howard CFD LTD is seeking a Software Engineer to design and implement scalable trade processing and reporting systems. Candidates should have 5-10 years of Java experience along with proficiency in AWS and some knowledge of financial produc...Read More>>.

Posted: June 6th, 2026
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Lead AI Engineer - Python LLMs & MLOps (London/Remote)

Company IconClient Server
Location IconLondon

Client Server is looking for a Lead AI Engineer specializing in Python and LLMs in London, offering a competitive salary up to £125,000 per annum, plus bonus and benefits. This role involves architecting AI solutions, running multi-modal LLMs, an...Read More>>.

Posted: June 6th, 2026
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SDET Engineer - Automation, API & Security Testing

Company IconScrumconnect Consulting
Location IconSwansea

Scrumconnect Consulting is hiring a Software Development Engineer in Test (SDET) to join their team in Swansea. The role involves designing and maintaining automated test frameworks, ensuring quality in high-volume digital services.Ideal ca...Read More>>.

Posted: June 6th, 2026
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Frontend Engineer — Fast, Customer‑Driven UI + Stock

Company IconTerra API
Location IconLondon

A leading health data infrastructure company in Greater London is seeking talented engineers to build intuitive UIs and collaborate with product teams. Ideal candidates will approach engineering with craftsmanship, excel in frontend design, and thriv...Read More>>.

Posted: June 6th, 2026
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CRO Frontend Engineer - React/Typescript in London - Fyxer AI

Company IconJava Script Works
Location IconLondon

CRO Frontend Engineer - React/Typescript London, United Kingdom Posted about 1 year ago Tech stack React TypeScript Frontend development Full-stack Qualifications...Read More>>.

Posted: June 6th, 2026
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Senior Backend Engineer - Build AI-Driven Data Pipelines

Company IconBoam AI
Location IconLondon

A leading data solutions provider in the United Kingdom is looking for a Senior Backend Engineer to design and build resilient backend services and APIs. This position requires at least 5 years of experience with Scala and Python, operating productio...Read More>>.

Posted: June 6th, 2026
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Junior Backend Engineer: AI-Driven SaaS for Critical Industries

Company IconCogna
Location IconLondon

A tech company focused on critical industries is seeking a Backend Engineer to join their team. The role involves building and maintaining backend features and API integrations using Python and FastAPI. Candidates should have at least 1 year of exper...Read More>>.

Posted: June 6th, 2026
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Senior Backend Engineer, AI Infrastructure for Global Scale

Company IconJack and Jill AI
Location IconLondon

A well-funded AI startup based in London is seeking a Senior Software Engineer. This role involves architecting and building high-performance backend systems to manage large volumes of unstructured data. The ideal candidate will have extensive experi...Read More>>.

Posted: June 6th, 2026
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Remote Cloud AI API Integrations Specialist

Company IconProlific Academic Ltd
Location IconNottingham

Prolific Academic Ltd is seeking a Cloud AI API Integrations Subject Matter Expert. This remote role invites software developers and system administrators to share their experiences integrating AI APIs into applications. Participants will complete a...Read More>>.

Posted: June 6th, 2026
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Senior Software Engineer: AI-Ready with AWS, TypeScript & Python

Company IconLiberty Information Technology Limited
Location IconBelfast

Liberty Information Technology Limited in Belfast is seeking a Senior Software Engineer to work on AI research and development. This role requires a strong understanding of AWS, TypeScript, and Python. Responsibilities include delivering high-quality...Read More>>.

Posted: June 6th, 2026
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Senior Software Engineer - AI-Driven Backend (Remote UK)

Company IconWave Talent
Location Icon

Wave Talent is looking for a Senior Software Engineer with a salary range of £80,000–£90,000, plus equity, for a remote/hybrid role based in the UK.This role involves joining a high-performing team focused on building workflow automatio...Read More>>.

Posted: June 6th, 2026
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On-site Java Platform Developer — Agile, Automation & Security

Company Icon慨正橡扯
Location IconGloucester

慨正橡扯 is seeking a Java Platform Developer to work on site in Gloucester or Central London. The role involves developing software solutions in Java and implementing security-compliant systems in collaboration with clients.Candidates...Read More>>.

Posted: June 6th, 2026
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Go Backend Engineer (Contract) - Refactor & Scale SaaS

Company IconMorson Human Resources Limited
Location Icon

Morson Human Resources Limited is seeking a Mid-Weight Go Engineer for a 6-month contract in England. The role focuses on refactoring and modernising a scalable SaaS platform to reduce technical debt and improve overall architecture.The ide...Read More>>.

Posted: June 6th, 2026
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Forward-Deployed Python AI Engineer (Customer-Facing, Hybrid)

Company IconThe Developer Link
Location Icon

A legal AI software company is seeking a Senior Python Software Engineer to work closely with enterprise customers on bespoke solutions. This role requires experience in AI/ML workflows and a customer-facing background. The ideal candidate will balan...Read More>>.

Posted: June 6th, 2026
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Senior Machine Learning Engineer | Computer Vision | Deep Learning | Python | C++| London, Hybrid

Company IconEnigma
Location IconLondon

Senior Machine Learning Engineer | Computer Vision | Deep Learning | Python | C++| London, HybridSenior Machine Learning Engineer | Computer Vision | Deep Learning | Python | C++| London, HybridGet AI-powered advice on this job a...Read More>>.

Posted: June 6th, 2026
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Full Stack Engineer (AI/ML) in Sunderland - Haystack

Company IconJava Script Works
Location IconSunderland

Description Design, develop, and deploy end-to-end AI/ML-powered features and applications using Python and modern frameworks. Build, integrate, and maintain machine learning models/solutions—from data pipelines to API deployment and...Read More>>.

Posted: June 6th, 2026
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Senior Platform Engineer — AI/ML Systems

Company IconJava Script Works
Location IconHook

Java Script Works is seeking a Senior Platform Engineer based in Hook, United Kingdom. This full-time role requires proven experience in delivering software products and programming skills in TypeScript. Candidates should be willing to learn AI/ML fr...Read More>>.

Posted: June 6th, 2026
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Associate Penetration Tester — Web/API Security & Reporting

Company IconRadley James
Location IconManchester

A leading cybersecurity firm in Manchester is seeking an Associate Penetration Tester to identify and remediate security vulnerabilities across applications and infrastructure. You will conduct penetration tests, document findings, and support cross-...Read More>>.

Posted: June 6th, 2026
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QA Architect - Live Dealer Platform, CI/CD Expert

Company IconJava Script Works
Location IconLondon

Java Script Works is looking for a QA Architect to work in London, United Kingdom. The successful candidate will have extensive experience with CI/CD processes and various testing frameworks including Selenium, Playwright, and more. Strong program...Read More>>.

Posted: June 6th, 2026
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Integration Engineer (Ruby on Rails) – Data & API Integrations

Company Icon慨正橡扯
Location IconWallingford

Role As an Integration Engineer, you will play a key part in building and maintaining the integrations that connect customer WMS systems to DexoryView, our data insights platform. Working closely with the engineering and integra...Read More>>.

Posted: June 6th, 2026
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Front-End Engineer: React/Angular/Vue Expert, London

Company IconJava Script Works
Location IconLondon

Java Script Works in London is looking for a Front End Developer to join their team. The ideal candidate will have proven experience in front-end development and proficiency in HTML, CSS, and JavaScript, including frameworks like Angular, React, a...Read More>>.

Posted: June 6th, 2026
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Senior Ruby on Rails Backend Engineer - Lead & Scale

Company IconBlink Tech Inc
Location IconLondon

A technology company in Greater London seeks an experienced Senior Backend Developer with expertise in Ruby on Rails. You will design and develop server-side applications, mentor junior developers, and solve scalability issues. The ideal candidate ha...Read More>>.

Posted: June 6th, 2026
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Senior Python Functional Tester for AI Systems — Remote & Flexible

Company IconMindrift
Location Icon

Mindrift is seeking a Senior Python Developer to join a project focused on AI opportunities. The role requires extensive experience in Python, Docker, and functional testing. You will create and manage tests across various languages and leverage LLMs...Read More>>.

Posted: June 6th, 2026
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AI-Driven Full-Stack Engineer | RAG & LLM Specialist

Company IconJava Script Works
Location IconLondon

Proficiency in Full-Stack Development Proficiency in building modern, full-stack applications with back end development in Python, Node.js, or Java, and front end development with frameworks like React, Angular or Next.js. Experi...Read More>>.

Posted: June 6th, 2026
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Senior Backend Engineer - AI-Driven Cybersecurity Platform

Company IconThreatAware
Location IconLondon

About the roleWe're hiring a Senior Backend Engineer to work on some of the most interesting problems in cybersecurity — building the platform that connects 150+ security tools, serves enterprise customers at scale, and now powers a...Read More>>.

Posted: June 6th, 2026
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Lisbon Onsite Backend QA Engineer | Relocation Support

Company IconAir Apps
Location IconLondon

A tech company in Lisbon is looking for a Backend QA Engineer to ensure the reliability and performance of backend systems. This fully onsite position involves collaborating with cross-functional teams and contributing to a high-quality standard in t...Read More>>.

Posted: June 6th, 2026
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Software Engineering Manager | Java, AWS & AI (Hybrid)

Company IconBentley Whitaker Search and Selection
Location Icon

A recruitment agency is seeking a Software Engineering Manager in the UK to oversee a dynamic team within a growing SaaS company. You will be responsible for guiding technical strategies and managing up to 15 engineers while remaining hands-on with d...Read More>>.

Posted: June 6th, 2026
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Remote Backend Product Engineer — AI‑Driven SaaS

Company IconJobgether
Location Icon

Jobgether is offering an exciting backend engineer position focused on building scalable SaaS solutions. You will work in a collaborative AI-driven environment, closely engaging with product managers and cross-functional teams to create impactful...Read More>>.

Posted: June 6th, 2026
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QA Automation Engineer - Azure & API Testing

Company IconNine Twenty
Location IconEaster Howgate

Nine Twenty in Scotland is seeking a QA Engineer to enhance quality, reliability, and performance of customer solutions in a hybrid work environment. You will engage in automation testing, develop test frameworks, and collaborate across Agile teams....Read More>>.

Posted: June 6th, 2026
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QA Automation Engineer: Cypress & TypeScript

Company IconJava Script Works
Location IconLondon

ResponsibilitiesAssist in building and maintaining end-to-end test scripts using JavaScript/TypeScript with tools such as Cypress & Maestro. Support the execution and reporting of automated test suites. Learn and apply.Qualities...Read More>>.

Posted: June 6th, 2026
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Remote Test Automation Engineer - API & CI Pipelines

Company IconSaffron QA
Location IconReading

A software testing consultancy in the UK is seeking a candidate for a remote-oriented role with client visits. The position involves designing API automation solutions and developing CI Test Pipelines using tools like MS Azure and Jenkins. The ideal...Read More>>.

Posted: June 6th, 2026
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L2 Support Engineer: Java/DB, Weekend TOIL – London

Company IconN Consulting Ltd
Location IconLondon

N Consulting Ltd is seeking an L2 Support Engineer based in London, United Kingdom. This contract position requires strong Java and database skills, along with good communication abilities. Candidates will be responsible for providing L2 support and...Read More>>.

Posted: June 6th, 2026
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CAE Software Engineer (C++/Python) - Agile & Remote Options

Company IconAdvanced Design Technology Ltd
Location IconLondon

Advanced Design Technology Ltd is seeking a Software Engineer to join our dynamic development team based in Central London. This role will involve full stack development on Windows, implementing cutting-edge features using C++ and Python in an Agi...Read More>>.

Posted: June 6th, 2026
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Senior Ruby on Rails Backend Engineer | Scale Platforms

Company IconRise Technical Recruitment Limited
Location IconLondon

Rise Technical Recruitment Limited is looking for a Senior Ruby on Rails Engineer to join their startup in Fulham. In this role, you will lead the backend development and ensure the performance, stability, and observability of core Rails systems....Read More>>.

Posted: June 6th, 2026
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Senior Ruby on Rails Backend Engineer – Scale a Global Platform

Company IconRise Technical Recruitment
Location IconLondon

A leading tech recruitment agency seeks a Senior Ruby on Rails Engineer in Fulham. This is a pivotal role in a Series A startup, focusing on stability and architecture of core Rails systems. The ideal candidate should possess strong expertise in Post...Read More>>.

Posted: June 6th, 2026
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Automation QA Lead for Front & Back‑End Microservices

Company IconSugama Technologies LTD
Location IconLondon

Sugama Technologies LTD is seeking a skilled candidate with a strong eCommerce background and expertise in automation to push traditional boundaries within the company.The role involves leading teams in both front-end and back-end services,...Read More>>.

Posted: June 6th, 2026
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Lead Web App & API Penetration Tester

Company IconInstil Software Ltd
Location IconBelfast

A dynamic security team is seeking a highly skilled Lead Penetration Tester in Belfast. In this senior role, you will lead web application and API penetration testing for a diverse range of clients. Responsibilities include managing engagements, ment...Read More>>.

Posted: June 7th, 2026
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