Senior Product Engineer [Backend] (£95,000-£125,000 + Equity) at Attio.com

Company IconJack and Jill AI
Location IconLondon

Senior Product Engineer (Backend) Attio.com - AI-native CRM (Series B startup backed by GV and Redpoint) Salary: £95,000-£125,000 + Equity Company Description: $116M Series B CRM startup backed by GV and Redpoint....Read More>>.

Posted: June 6th, 2026
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Remote Senior Backend Engineer for Scalable AI Platform

Company IconCavendish Professionals
Location IconLondon

Cavendish Professionals is seeking a Senior or Staff Backend Product Engineer in Greater London. The role focuses on building scalable backend systems and designing reliable APIs for a London-based AI startup that has secured Series B funding. Candid...Read More>>.

Posted: June 6th, 2026
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Tech Lead (Python) — Build & Own Core Infra

Company IconMCS Group | Your Specialist Recruitment Consultancy
Location IconBelfast

A leading recruitment consultancy in Belfast, Northern Ireland, is seeking two passionate engineers for Tech Lead positions. In this role, you will take ownership of core domains and lead small, agile teams to build critical infrastructure software....Read More>>.

Posted: June 6th, 2026
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Senior Product Engineer [Backend] (£80k-£100k + Equity) at Userled.io

Company IconJack and Jill AI
Location IconLondon

Job Title Senior Product Engineer (Backend) Salary £80k-£100k + Equity Company Description Userled.io - VC-backed AI marketing startup backed by LocalGlobe Job Description Join a high-g...Read More>>.

Posted: June 6th, 2026
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Head of Network Operations Analytics and Automation in Chester - Bank of America

Company IconJava Script Works
Location IconChester

OverviewAutomation Technologies and AI/ML-Driven Platforms and Analytics Tools; in the realm of automation technologies and AI/ML-driven observability platforms and analytics tools, the following are essential:Terraform...Read More>>.

Posted: June 6th, 2026
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Senior Technical Product Manager - DeFi & API Platforms

Company Icon1inch
Location IconLondon

1inch is seeking a Senior Technical Product Manager for the Swap domain. This role requires a visionary leader to manage the product lifecycle, from definition to launch.The ideal candidate has over 6 years of product management experience,...Read More>>.

Posted: June 6th, 2026
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API Integration Delivery Lead - Insurance (Contract)

Company IconLorien
Location Icon

A major consulting firm is looking for a Technical Integration Delivery Lead with extensive experience in the insurance sector. In this 6-month contract role, the candidate will work on building APIs and systems integration while collaborating across...Read More>>.

Posted: June 6th, 2026
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Payments Platform Lead - AI-Driven Microservices & Stripe

Company IconAxiom Software Solutions Limited
Location IconLondon

We are seeking a Payments Expert + Full Stack Developer to lead the integration and design of next-generation payment solutions within ecommerce systems. This role offers a chance to shape the payments ecosystem f...Read More>>.

Posted: June 6th, 2026
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Senior UI Developer: Responsive, UX-Focused & API-Driven

Company IconISOURCE SERVICES
Location Icon

A leading UK-based MNC is urgently seeking a UI Developer to build responsive websites and ensure high-quality user experiences. Candidates should have a strong portfolio and at least 4 years of experience with UI testing frameworks and REST APIs. Th...Read More>>.

Posted: June 6th, 2026
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Python software developer, National Oceanography Centre, Liverpool

Company IconMPOWIR Mentoring Physical Oceanography Women to Increase Retention
Location IconLiverpool

OverviewThe British Oceanographic Data Centre (BODC), part of the National Oceanography Centre, manages UK ocean science data through a sophisticated network of software systems, designed and developed by our in-house research software...Read More>>.

Posted: June 6th, 2026
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Network Automation Intern: Python & Ansible

Company IconEquinix
Location Icon

Equinix in the United Kingdom is seeking a Network & Automation Project Intern to engage in exciting technical work while collaborating in real-world projects. This role focuses on automating network configurations, enhancing your skills in networkin...Read More>>.

Posted: June 6th, 2026
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Senior Java Engineer Front-Office Trading Systems

Company IconStanford Black Limited
Location IconLondon

Stanford Black Limited seeks experienced engineers to develop sophisticated systematic trading systems at their London office. You will own the end-to-end lifecycle of execution workflows, build high-performance systems, and collaborate with resea...Read More>>.

Posted: June 6th, 2026
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Senior Lead Software Engineer - Cloud & API Architecture

Company IconJPMorgan Chase & Co.
Location IconLondon

Job Description Are you ready to shape the future of technology at a leading global financial institution? Join us and use your expertise to drive impactful solutions that power our business and support our clients worldwide. Here, you...Read More>>.

Posted: June 6th, 2026
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Mobile App Developer - Android & iOS (Contract, London)

Company IconJava Script Works
Location IconLondon

Java Script Works is seeking a Mobile Application Developer for both Android and iOS based in London, United Kingdom. This contract position requires skills in JavaScript and experience with Cordova, among other technologies. Candidates should hav...Read More>>.

Posted: June 6th, 2026
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AI-Driven Frontend Lead: Web & API Excellence

Company IconElsevier
Location IconLondon

Would you like to shape and scale modern, production-grade web experiences that help customers innovate and make better decisions? Are you excited to lead technical direction, mentor others, and improve developer experience by using AI-a...Read More>>.

Posted: June 6th, 2026
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Senior Typescript & AI Backend Developer

Company IconEmergn
Location IconLondon

Emergn is a technology and management consultancy with a mission to set our clients free. No dependency. No short-term fix. Just teaching them the real cure to their problems, so they can stay ahead of their competitors now and forever.A...Read More>>.

Posted: June 6th, 2026
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Senior Front-End Engineer: Lead React + TypeScript | Node.js

Company IconWorksHub
Location IconLondon

WorksHub is seeking a talented developer based in the Greater London area to tackle exciting challenges in the tech space. The ideal candidate will have strong skills in TypeScript and JavaScript, with experience in the React ecosystem and backend de...Read More>>.

Posted: June 6th, 2026
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Java Architect (Chinese Speaking Preferred) in London - Eeze

Company IconEeze
Location IconLondon

Java Architect (Chinese Speaking Preferred) London, United Kingdom Posted 10 months ago Tech stack gaming Java ecosystem Role Overview We are seeking an experienced Java Archit...Read More>>.

Posted: June 6th, 2026
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Senior Python Automation Engineer – Demo Data & Production

Company IconGlobal Relay
Location IconLondon

A leading technology firm in Greater London is seeking a Python Software Developer to design, develop, and maintain scripts for demo data publishing. You will work in a collaborative environment, assisting sales teams in demonstrating our services. T...Read More>>.

Posted: June 6th, 2026
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Senior SDET: Python & AWS Platform Quality Engineer

Company IconInsight International (UK) Ltd
Location IconLondon

A leading technology firm in England seeks an experienced Software Development Engineer in Test (SDET). You will be responsible for designing and building high-performance tools to validate ML data pipelines and developing automation frameworks. The...Read More>>.

Posted: June 6th, 2026
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Senior Full Stack Software Developer, Python, React, Hybrid, London, COR7581

Company IconCorriculo
Location IconLondon

Senior Full Stack Software Developer, Python, React, Hybrid, London, COR7581 Are you an experienced Full Stack Software Developer looking to work on fast-moving digital products in an AI-driven environment? This is an opportunity to jo...Read More>>.

Posted: June 6th, 2026
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Senior Java Automation Engineer, FX eTrading

Company IconCiti
Location IconLondon

Engineer the future of global finance. At Citi, our Tech team doesn’t just support finance – we are helping to redefine it. Every day, $5 trillion crosses through our network. We do business in 180+ countries operating at a scale few can ma...Read More>>.

Posted: June 6th, 2026
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React Frontend Developer - Coleraine in Coleraine - MCS Group

Company IconJava Script Works
Location IconColeraine

Requirements:I am seeking a Front End Developer with experience in front-end development and a strong portfolio. You should be skilled in React, TypeScript, HTML5, CSS, or a similar front-end framework. A strong understandi...Read More>>.

Posted: June 6th, 2026
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Lead Software Test Engineer - Automation & Playwright

Company IconJava Script Works
Location IconGuildford

Java Script Works is seeking a Lead Software Test Engineer in Guildford, United Kingdom. This full-time role offers a competitive salary between £55K and £65K. The ideal candidate will implement and review manual and automated test scenarios, as...Read More>>.

Posted: June 6th, 2026
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Credit Modelling Lead — AWS/Python Expert (12-Month)

Company IconStars Arena
Location IconCity of Edinburgh

Stars Arena is looking for a Technical Credit Modelling Capability Lead for a 12-month contract in Edinburgh. This full-time role requires extensive hands-on experience with AWS services such as EC2 and S3, alongside strong proficiency in Python and...Read More>>.

Posted: June 6th, 2026
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Senior AI Backend Engineer

Company IconOwkin
Location Icon

About us Owkin is an AI company on a mission to solve the complexity of biology. It is building the first Biology Super Intelligence (BASI) by combining powerful biological large language models, multimodal patient data, and agentic so...Read More>>.

Posted: June 6th, 2026
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Entry-Level Developer (Salesforce / Java / JavaScript). Job in Manchester LilyLifestyle Jobs

Company IconUnited Cerebral Palsy of Georgia
Location IconManchester

We are looking for a motivated junior developer to join a growing technology team. This is an excellent opportunity for someone with 1-2 years' experience who is eager to build their skills in Salesforce development or front-end/back-end develo...Read More>>.

Posted: June 6th, 2026
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Team Lead, Client Connectivity & Java/AWS

Company IconTP ICAP
Location IconLondon

TP ICAP seeks a Development Team Leader in London to oversee development on client connectivity platforms. The role involves leading a team, managing software projects, and collaborating with various stakeholders. Essential qualifications include sen...Read More>>.

Posted: June 6th, 2026
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Front-End React Engineer | Next.js & .NET

Company IconJava Script Works
Location IconLeeds

Java Script Works is seeking a Software Engineer – Front End to join their team in Leeds, United Kingdom. The focus will be on developing a single-platform solution using React.js, working closely with a team of 5–10 developers.This ful...Read More>>.

Posted: June 6th, 2026
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On-Site Java Platform Developer (UK) - Cloud & Automation

Company IconDXC Technology Inc.
Location IconGloucester

DXC Technology Inc. is seeking a Java Platform Developer for on-site work in Gloucester or Central London. The role involves developing cloud solutions while collaborating with multidisciplinary teams. Responsibilities include advising clients on tec...Read More>>.

Posted: June 6th, 2026
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Remote Full-Stack Engineer (Python + React)

Company IconOctopus Electric Vehicles
Location Icon

Octopus Electric Vehicles is looking for a mid-level Full Stack Software Engineer with strong skills in Python and React to join our hybrid working team. You will play a key role in revolutionising the electric car leasing industry while collabora...Read More>>.

Posted: June 6th, 2026
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Javascript with Agile Software Engineer - Central London (IT) in London - Nexus Jobs Limited

Company IconJava Script Works
Location IconLondon

Production EnvironmentsMust have experience with JavaScript (vanilla JS, prototypes, scoping, design patterns, memory profiling).Track Any ExperienceExperience with the following skills would be pretty handy:N...Read More>>.

Posted: June 6th, 2026
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Senior Backend Engineer, Cloud Networking SaaS

Company IconClutch Canada
Location IconLondon

A leading cloud networking company in Greater London is seeking a Software Engineer to join a newly formed team. This role involves designing and building scalable backend systems to support the next phase of the company's growth. The ideal candidate...Read More>>.

Posted: June 6th, 2026
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Frontend HTML5 Developer- Slough in London - Quant Capital

Company IconJava Script Works
Location IconLondon

Tech StackHTML5, CSS3, JavaScript, Angular, ReactClient DetailsMy client is based in Slough, SL2 and offers one of the best training and development packages in the market, all inclusive.Job OpportunityCha...Read More>>.

Posted: June 6th, 2026
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Cloud Backend Engineer - Platform & QA Lead

Company IconSignaloid
Location IconCambridge

Signaloid in Cambridge is seeking a backend developer to lead the implementation of extensions to the Signaloid Cloud Compute Engine. In this role, you will enhance testing and QA infrastructure while collaborating closely with engineering and commer...Read More>>.

Posted: June 6th, 2026
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Java Full-Stack Engineer: Spring Boot, React & AWS

Company IconApexon
Location IconBirmingham

Apexon is seeking a dynamic and skilled Java Full Stack Developer to design, build, and deliver scalable, high-performance software solutions in Birmingham, England. The ideal candidate will have strong backend development experience with Java, hands...Read More>>.

Posted: June 6th, 2026
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Security & Systems Engineer — Linux/Windows, Oracle & Java

Company IconLA International Computer Consultants Ltd
Location IconCity of Edinburgh

System and Security EngineerEdinburgh, UnitedKingdomPosted 9 months agoThis is a job posted by our partner JoobleTech stackSQL Windows Security Databases C Java OracleBelow is a snippet of the job...Read More>>.

Posted: June 6th, 2026
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Junior Frontend Engineer: Fintech GUI & Data Visuals

Company IconJava Script Works
Location IconLondon

Java Script Works is seeking a developer to focus on frontend development of the GUI and data display for our Quant Team. This innovative start-up is pioneering a new concept for the financial markets.The role involves working with a stack...Read More>>.

Posted: June 6th, 2026
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Python Engineer - AI & LLMs for Fintech Scale

Company IconStation
Location IconLondon

Station, a fast-growing fintech company in London, is seeking a Python Engineer to leverage AI and Large Language Models (LLMs). In this impactful role, you will design scalable backend systems, integrate LLM features into products, and collaborate c...Read More>>.

Posted: June 6th, 2026
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Full-Stack Engineer — Build Scalable Backend & AI-Driven UI

Company IconSolve Intelligence
Location IconLondon

A transformative legal tech startup in Greater London is seeking a Full-Stack Engineer (Back-End Leaning) to help build core infrastructure at speed. You will interact with an expert team to develop both front-end and back-end solutions, ensuring AI...Read More>>.

Posted: June 6th, 2026
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REST & .NET API Modernisation Specialist (Hybrid Basildon)

Company IconN Consulting Limited
Location Icon

N Consulting Limited is hiring a REST & .NET Developer for a hybrid role based in Basildon, UK. The candidate will be responsible for modernising legacy services into RESTful APIs and developing scalable .NET-based services. Strong experience with .N...Read More>>.

Posted: June 6th, 2026
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Software Engineer II - Real-Time Client Liquidity Dashboard Java, ReactJs

Company IconJPMorgan Chase & Co.
Location IconBournemouth

JPMorgan’s Global Liquidity and Cash Management Technology team is seeking a highly motivated Java and ReactJs engineers to join our global, diverse technology organization. We focus on providing modern solutions to support the Corporate & In...Read More>>.

Posted: June 6th, 2026
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Photonic Layout Engineer — Python-Driven Chip Design

Company IconSalience Labs
Location IconOxford

Salience Labs in Oxford is seeking a skilled software developer with a focus on photonics design engineering. Candidates should have strong programming skills in Python, C, or Java and experience in developing software for large-scale systems....Read More>>.

Posted: June 6th, 2026
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Java Engineer - Investment Bank - Bournemouth

Company IconVirtual Hire Staffing
Location IconBournemouth

Required SkillsjavaspringspringbootmvcawsmysqljavascriptreactreduxhtmlcssJob SummaryJava Full Stack Engine...Read More>>.

Posted: June 6th, 2026
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Senior Python Engineer, Front Office Investment Tech

Company IconSGI
Location IconLondon

SGI, a leading global investment firm, is looking for a Principal Python Engineer to join their Front Office Investment Technology team in London with a hybrid working model. The role involves building cloud-native solutions on AWS, focusing on cl...Read More>>.

Posted: June 6th, 2026
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Senior Java Quant Trading Engineer: Low-Latency, High Impact

Company IconDurlston Partners
Location Icon

A leading Quant Trading firm in London is seeking a Senior Java Developer to design and build low-latency trading systems. You will work with traders and quants to optimize performance and tackle complex engineering challenges in a fast-paced environ...Read More>>.

Posted: June 6th, 2026
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Senior Angular Developer in Newcastle upon Tyne - Sellick Partnership

Company IconJava Script Works
Location IconNewcastle upon Tyne

Skills and Qualifications A strong demonstrable experience in Angular is essential, and familiarity with other JavaScript libraries and frameworks, such as React, is a bonus. A deep understanding of JavaScript/TypeScript (ES5 & ES...Read More>>.

Posted: June 6th, 2026
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Senior Software Developer – Agile, Java/JS & Power Platform

Company IconEssex & Kent Police
Location Icon

Essex & Kent Police is excited to announce a Senior Software Developer vacancy in the North Kent / Chelmsford area. The role involves designing, developing, and supporting innovative solutions within our Application Development Team. You will mana...Read More>>.

Posted: June 6th, 2026
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Cloud Backend Engineer - AI-Driven, Scalable Services

Company IconAutodesk
Location IconSheffield

Autodesk is seeking a Senior Software Engineer to join its team in Sheffield. You will work on scalable cloud-based services that support large-scale construction projects globally. Your role involves designing and maintaining cloud services, ensurin...Read More>>.

Posted: June 6th, 2026
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DevOps Engineer - CI/CD Leader (Java/Node) on Azure

Company IconPioneer Search
Location IconLondon

A leading specialist (re)insurer is looking for a talented DevOps Engineer with a development background to join their innovative technology team in London. This hands-on role involves implementing best practices in CI/CD processes, driving automatio...Read More>>.

Posted: June 6th, 2026
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