Full-Stack Engineer (React / Python / AI)

Company IconExplore Group
Location IconLondon

Full-Stack Engineer (React / Python / AI)Location: London (Hybrid)Salary: £100,000 + EquityAbout the Company: An early-stage, well-funded t...Read More>>.

Posted: June 2nd, 2026
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Senior Fullstack Java Developer (IT) in London - Nexus Jobs Limited

Company IconJava Script Works
Location IconLondon

Senior Fullstack Java Developer (IT) London, United Kingdom Posted 10 months ago This is a job posted by our partner Jooble Tech stack Angular React web Rails C mo...Read More>>.

Posted: June 1st, 2026
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Mid / Senior Software Engineer - Full Stack (React / TypeScript / Node.js)

Company IconAforza
Location IconStoke on Trent

£55,000 - £70,000 (dependent on experience) Cardiff / Remote (UK only) About Aforza Aforza aims to transform the lives of every consumer on the planet by helping the world’s best Consumer Goods companies become more a...Read More>>.

Posted: June 1st, 2026
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Senior Software Engineer – Climate Tech (Python/React)

Company IconOliver Bernard
Location IconLondon

Oliver Bernard is hiring a Senior Software Engineer (Python/React) in Greater London to develop software for climate technology initiatives. This role involves full-stack product development and partnership with a small, mission-led team. Candidates...Read More>>.

Posted: June 1st, 2026
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Software Engineer III- Java - JPMorgan Chase & Co.

Company IconJPMorgan Chase & Co.
Location Icon

Software Engineer III- Java United Kingdom Posted 10 months ago Tech stack Spring Framework Java Experience Hands‑on practical experience in system design, applicatio...Read More>>.

Posted: June 1st, 2026
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Senior Lead Software Engineer – Java, Scala, Big Data

Company IconJPMorgan Chase
Location IconGlasgow

As a Senior Lead Software Engineer at JPMorgan Chase within the Corporate Technology - Liquidity Risk line of business, you are an integral part of an agile team that works to enhance, build, and deliver trusted market-leading technology produc...Read More>>.

Posted: June 1st, 2026
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Senior Java Engineer – Electronic Trading Tech

Company IconmyGwork - LGBTQ+ Business Community
Location IconBromley

Bank of America is looking for a Software Engineer III (Vice President) to join the Bromley office. The role involves working with the Electronic Trading Technology team, enhancing trading platforms, engaging with quantitative traders, and managing a...Read More>>.

Posted: June 1st, 2026
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Hybrid Data Scientist (Finance) — Python & ML

Company IconStars Arena
Location Icon

Stars Arena is looking for a Data Scientist to join their team in London. In this full-time, hybrid role, you will develop advanced statistical and machine learning models specifically tailored for the financial sector. A strong proficiency in Python...Read More>>.

Posted: June 1st, 2026
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Senior Full Stack Engineer C# Python AWS

Company IconClient Server
Location IconLondon

Senior Full Stack Engineer C# Python AWS (PR/100657) London, England Salary: GBP150000 - GBP180000 per annum + benefits Senior Full Stack Engineer / Developer (C# Python AWS SQL IaC) London 12 month FTC to £180k A...Read More>>.

Posted: June 1st, 2026
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Java Tooling Engineer - SpringBoot/OpenShift (AVP)

Company IconCitibank (Switzerland) AG
Location IconLondon

A leading global bank is looking for a Java Developer to enhance tools for its developer community. This role requires proficiency in Java and SpringBoot, and involves developing APIs and supporting developers globally. The bank offers a flexible hyb...Read More>>.

Posted: June 1st, 2026
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AVP Java/Kotlin Developer - Hybrid, Global Finance Impact

Company IconCitibank (Switzerland) AG
Location IconLondon

Citibank (Switzerland) AG in London seeks a Java (Kotlin) Developer to join their dynamic Tech team. In this hybrid role, you'll own key components within the Core Prime Brokerage platform while actively contributing to agile development practices...Read More>>.

Posted: June 1st, 2026
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Senior Full Stack Engineer — Lead API & Architecture

Company IconEnso Recruitment
Location IconBelfast

Enso Recruitment is offering an exciting opportunity for a Senior Full Stack Software Engineer in Belfast. The role involves designing and maintaining scalable backend systems while developing RESTful APIs using TypeScript and Node.js. Candidates sho...Read More>>.

Posted: June 1st, 2026
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Senior Node.js Full-Stack Engineer: AI & Async-Friendly

Company IconImpressit
Location IconLondon

Impressit is seeking a Strong Middle/Senior Full-Stack Engineer (Node.js + React) to join a vibrant London-based startup. You will contribute to AI-powered organic marketing initiatives and be a key player in product development.Your respon...Read More>>.

Posted: June 1st, 2026
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Senior Lead Python Engineer - Rates Risk & PnL (Athena)

Company IconJPMorganChase
Location IconLondon

JPMorganChase is looking for an experienced Senior Athena Python Rates Senior Lead Software Engineer to join our development team in Greater London. This role requires hands-on Python development skills and a strong financial services background to s...Read More>>.

Posted: June 1st, 2026
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SC-Cleared Lead Software Engineer (Java/Real‑Time)

Company IconIO Associates
Location Icon

IO Associates is looking for a Lead Software Engineer in Malvern to lead a project focusing on modernizing software systems. The role involves gathering requirements, full-cycle engineering, and solving complex technical challenges. Ideal candidates...Read More>>.

Posted: June 1st, 2026
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Lead Software Engineer- Java- JPM Personal Investing

Company IconJPMorgan Chase & Co.
Location IconLondon

Job Responsibilities Work with the Product team to understand user's needs and follow an Agile SDLC to develop and deliver product features. Our stack is Java/Springboot with a bit of Kotlin, DynamoDB, Aurora/MySQL and AWS....Read More>>.

Posted: June 1st, 2026
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Senior Backend Engineer II — Scale AI Platform

Company Icon9fin Limited
Location IconLondon

9fin Limited is seeking a Senior Engineer II to take technical ownership of the backend systems powering their platform. You will lead design and delivery of backend services, work closely with cross-functional teams, and drive engineering initiat...Read More>>.

Posted: June 1st, 2026
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Lead Genesys Cloud Engineer – IVR & API Architect

Company IconEnergy Jobline ZR
Location IconBirmingham

PNC is seeking a Lead Software Engineer to specialize in Genesys Cloud for their contact center platform in Birmingham, England. The successful candidate will manage IVR design, API integrations, and platform administration. The role emphasizes pr...Read More>>.

Posted: June 1st, 2026
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Contract Lead Python Engineer for Production-Grade Systems

Company IconObsidian
Location IconLondon

Obsidian is looking for a Software Engineer to join a model-training project with a leading AI lab. This contract role requires expertise in Python and involves around 20 hours of work per week.Successful candidates will have experience wit...Read More>>.

Posted: June 1st, 2026
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Graduate Software Engineer in Hessle - Sewell Group

Company IconJava Script Works
Location IconHessle

Graduate Software Engineer Hessle, United Kingdom Posted 10 months ago Tech Stack Software Engineer Vue.js JavaScript TypeScript C Skills Required...Read More>>.

Posted: June 1st, 2026
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Front End Developer (IT) in Bloxwich - LA International Computer Consultants Ltd

Company IconJava Script Works
Location IconBloxwich

TELFORD 2 DAYS PER WEEK ONSITE, 6 MONTHSFront End Developer (React). Experienced developer needed with experience working with a UI/UX Design lead and developing in Java React.Required Skills (Advanced)React frameworks...Read More>>.

Posted: June 1st, 2026
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Senior Consulting Engineer (Armakuni Network - Contractor... in London - Armakuni

Company IconJava Script Works
Location IconLondon

Senior Consulting Engineer (Armakuni Network - Contractor) London, United Kingdom Posted 11 months ago Tech stack Node.js Amazon AWS Python GCP Java React...Read More>>.

Posted: June 1st, 2026
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Integration Engineer in London - Salt Search Ltd.

Company IconJava Script Works
Location IconLondon

Integration Engineer Location: London, United Kingdom Posted 10 months ago Responsibilities Design and deliver robust integration workflows that link platforms such as Shopify, ERP systems, and other busine...Read More>>.

Posted: June 1st, 2026
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React Native Software Engineer in Belfast - MCS Group

Company IconJava Script Works
Location IconBelfast

Requirements I require experience with React and React Native. Experience in an agile environment is essential. Familiarity with Vue.js is a plus. I value a passion for working in a collaborative environment. Responsibilities...Read More>>.

Posted: June 1st, 2026
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Junior Python Engineer - Scoring Automation

Company IconCDP
Location IconLondon

Title - Junior Python DeveloperLocation - LondonSalary - £32,157 - £38,000About CDP:...Read More>>.

Posted: June 1st, 2026
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Java Lead eSoftware Engineer - Equities Algo Trading - VP

Company IconJ.P. MORGAN
Location IconLondon

Job Description We have an opportunity to impact your career and provide an adventure where you can push the limits of what's possible. As a Lead Software Engineer at JPMorgan Chase within the Equities Trading Technology Organiz...Read More>>.

Posted: June 1st, 2026
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Lead Python/Rust Engineer — High‑Frequency Quant Tech

Company IconJobs via eFinancialCareers
Location IconLondon

Jobs via eFinancialCareers is seeking a Python engineer with tech leadership experience to join one of the largest global HFT funds. You will work on infrastructure and applications in Python and Rust while mentoring junior talent.The role...Read More>>.

Posted: June 1st, 2026
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Senior Backend Engineer - High-Impact AI & Robotics

Company IconOxford Dynamics
Location IconLondon

Oxford Dynamics is seeking a skilled backend developer to join their growing team in the Greater London area. The candidate will work on innovative AI and robotics projects, focusing on backend architecture and API development in a hybrid working...Read More>>.

Posted: June 1st, 2026
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Lead Full- Stack developer- in London - LSA RECRUIT LTD

Company IconJava Script Works
Location IconLondon

Lead Full-Stack Developer London, United Kingdom Posted 9 months ago Tech Stack web Backend React UI JavaScript Next.js Responsive UX Frontend Responsibilities Develop and maint...Read More>>.

Posted: June 1st, 2026
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Software Development Team Lead — Lead with C#/React

Company IconJava Script Works
Location IconBracknell

Preferred Experience If you have experience with any of the following, it will be advantageous: Latest versions of .NET AI and Machine Learning JavaScript, TypeScript, and associated frameworks C...Read More>>.

Posted: June 1st, 2026
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Senior Big Data Analytics Lead: Hadoop, Java, R (London)

Company IconTeamBiz
Location IconLondon

TeamBiz is looking for an experienced professional for a senior position focusing on Hadoop, Java, and R. The role requires at least 10 years of experience, specifically in predictive analytics with R. Candidates should have knowledge of the financia...Read More>>.

Posted: June 1st, 2026
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Lead Backend Engineer — Scale-Driven Distributed Systems

Company Icon5V Video
Location IconLondon

5V Video in Greater London is seeking a Senior Backend Engineer to build and scale backend systems for a large streaming platform. The role involves leading the development of scalable APIs and microservices using Python and AWS, while fostering obse...Read More>>.

Posted: June 1st, 2026
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Lead Java Engineer: Low-Latency Trading Systems

Company IconGrid Dynamics
Location IconLondon

Grid Dynamics is seeking Senior and Principal Java Developers to work on a high-performance trading project for a major financial institution. Candidates should have deep knowledge of Java and the JVM, strong experience with low-latency systems, and...Read More>>.

Posted: June 1st, 2026
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Lead Power Systems Engineer — CIM/CGMES, Java & Git

Company IconAspen Technology, Inc.
Location IconGlasgow

Aspen Technology, Inc. is seeking a Principal Power Systems Engineer in Glasgow, United Kingdom. The ideal candidate will have expertise within the electrical utility industry, specifically using CIM and CGMES standards, and proficiency in Java progr...Read More>>.

Posted: June 1st, 2026
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Low-Latency Java Engineer: Real-Time Payments & Kafka

Company IconJPMorgan Chase & Co.
Location IconHurn

JPMorgan Chase & Co. in Hurn is looking for a motivated Software Engineer III to enhance their Liquidity and Account Solutions Technology team. This role involves designing and developing high-performance Java applications, collaborating with global...Read More>>.

Posted: June 1st, 2026
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VP Senior Java Engineer, Equities Derivatives

Company IconJPMorgan Chase & Co.
Location IconCity of Westminster

JPMorgan Chase & Co. is looking for a Software Engineer to join their Equity Derivatives Group in the City of Westminster. This role involves working closely with local and global software engineers to support innovations in their sales and tradin...Read More>>.

Posted: June 1st, 2026
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Senior Enterprise Solutions Consultant: Data, API & AI

Company IconWGSN
Location IconLondon

WGSN is seeking a Senior Solutions Consultant to join our Commercial team in London. This full-time role requires a minimum of 3 days in the office each week. The ideal candidate will lead technical and solutioning efforts for large enterprise opp...Read More>>.

Posted: June 1st, 2026
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Senior Java Engineer — Fixed Income Algo Trading (Hybrid)

Company IconCiti
Location IconLondon

Citi is seeking a proficient Software Engineer for their Fixed Income Algo technology team in London. You will design and develop high-performance algo trading platform components, collaborating with Traders and Product Managers, and ensuring reli...Read More>>.

Posted: June 1st, 2026
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Senior Java Developer - Lead Microservices & TDD (Hybrid)

Company IconSanderson Government & Defence
Location Icon

Sanderson Government & Defence is looking for a Senior Java Developer based in Newcastle upon Tyne to drive best practices in software development. This role involves mentoring junior developers, collaborating on scalable microservices, and ensuring...Read More>>.

Posted: June 1st, 2026
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Senior Platform Engineer - Python & AI Tools

Company IconJPMorgan Chase & Co.
Location IconLondon

As a Lead Software Engineer at JPMorgan Chase & Co. in the Athena Core DevTools team, you will play a pivotal role in designing and building tools to improve the daily work of thousands of engineers. Your responsibilities include developing develo...Read More>>.

Posted: June 1st, 2026
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Senior Java & AI Lead Engineer for Payments Platform

Company IconJPMorganChase
Location IconGlasgow

JPMorganChase in Glasgow is seeking a Lead Software Engineer to develop high-performing payment solutions in a fully cloud-based application. The role involves building new payment flows, coding, and ensuring operational stability in a collaborative,...Read More>>.

Posted: June 1st, 2026
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Senior Java Engineer - Low-Latency Trading Platform

Company IconBank of America
Location IconLondon

Bank of America is seeking a Software Engineer III in Bromley, focusing on Electronic Trading Technology. This role involves delivering key functional changes, collaborating with quantitative traders, and participating in the full development lifecyc...Read More>>.

Posted: June 1st, 2026
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Senior Java & AWS DevOps Engineer (CI/CD & On-Call)

Company IconInfinity Quest
Location IconLeeds

Infinity Quest in Leeds is seeking a skilled AWS DevOps Engineer to write clean, secure code and support production services. The successful candidate will have expertise in Java (Springboot) and a deep understanding of AWS cloud services. Responsibi...Read More>>.

Posted: June 1st, 2026
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Senior Java Engineer – Pipeline Observability (AWS)

Company IconMatillion
Location IconManchester

Matillion is seeking a Senior Software Engineer in Manchester to join the Pipeline Observability team. This high-impact role involves building and enhancing production services and APIs to ensure pipeline health and efficiency. Candidates should be p...Read More>>.

Posted: June 1st, 2026
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Senior Payments Platform Lead - Java/Spring Boot, Cloud

Company IconJPMorgan Chase
Location IconLondon

As a Lead Software Engineer at JPMorgan Chase within the CIB Payments Technology Team, you are an integral part of an agile team that works to enhance, build, and deliver trusted market-leading technology products in a secure, stable, and scala...Read More>>.

Posted: June 1st, 2026
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Senior/Lead Mobile Application Developer in Glasgow - iPlace USA

Company IconJava Script Works
Location IconGlasgow

Senior/Lead Mobile Application Developer Glasgow, United Kingdom Tech stack TypeScript iOS Application Android Operating Systems Mobile Usability Job Responsibilities:...Read More>>.

Posted: June 1st, 2026
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Senior Java Engineer — GCP & Big Data (Hybrid)

Company IconVanRath
Location IconBelfast

VanRath is seeking an experienced Java Contractor to join their team in Belfast (Hybrid - 2 days per week onsite). The role involves developing and maintaining high-performance Java applications in a leading global FinTech organisation. Candidates sh...Read More>>.

Posted: June 1st, 2026
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Senior Backend Lead — Workflow (Hybrid, 20 Flex Days)

Company IconPersonio
Location IconLondon

Personio is seeking a Lead Software Engineer (Back-end) for their EO Workflows team in Greater London. You will design and improve scalable backend systems for complex employment workflows, work collaboratively with cross-functional teams, and lead p...Read More>>.

Posted: June 1st, 2026
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Senior Engineer II in Burgess Hill - American Express

Company IconJava Script Works
Location IconBurgess Hill

Senior Engineer IIBurgess Hill, United KingdomAmerican ExpressTech stackUI React Data Structures JavaScript Node.jsJob DescriptionAble to understand and use complex data structures an...Read More>>.

Posted: June 1st, 2026
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Platform Director: Scale AI & API Platform

Company IconGravitee Topco Limited.
Location IconLondon

A leading tech firm in the United Kingdom is seeking a Platform Director to bridge business goals with technical execution. In this role, you will lead engineering teams, drive innovative platform solutions, and ensure project success. Candidates sho...Read More>>.

Posted: June 1st, 2026
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