61,119+ Java Developer Java Developer Lead Jobs in London, UK — Local Employers Hiring July 2026

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Design Systems Engineer for AI & UI

A tech company in the UK is seeking proficient programmers to join their team, assisting in training AI chatbots. The role requires fluency in English, proficiency in either Python or JavaScript, and a bachelor's degree (completed or in progress). Candidates should be detail-oriented with excellent writing and g ...

Backend Engineer for Real Time, High Load Systems (TypeScript)

Collaborative Problem Solving Working collaboratively to solve challenging technical problems is a key aspect of our team's approach. Who You Are As a candidate, you should have demonstrable experience working with JavaScript and Typescript and show an interest in continui ...

Senior Software Engineer | ML Infrastructure in London SoCode Recruitment

Ownership of Cloud Infrastructure Kubernetes, Terraform, CI/CD pipelines Build Clean, Modern Dashboards and Analytics Tools Using React or similar Lead on System Design, Performance Tuning, and Reliability What We're Looking For ~5+ years of professional... < ...

Python Web Engineer Fintech in London Quant Capital

Job Opening: Python Web Engineer Our client is a major global financial exchange, driven by technology. They are at the bleeding edge of not only product ideas but also experience. The role requires experience with Python-based MVC web frameworks, as well as front‑end web technologies such ...

Python Engineer in London Quant Capital

Job Opportunity: Python Engineer Quant Capital is urgently looking for a Python Engineer to join our high-profile client, a globally recognized High-Frequency Trading firm. They highly value technology, particularly the open-source variety. Requirements: Python proficiency < ...

AWS cloud application Backend TypeScript Programmer in London Engineering Employment

AWS cloud application Backend TypeScript Programmer London, United Kingdom Posted 10 months ago Tech stack Computer Science TypeScript Cloud services JavaScript Backend Amazon AWS Node.js ...

Lead Front End Engineer(Agentic Intelligence) in London GroupM

Frameworks and Tools Approaches using frameworks like Cypress, Jest, Jasmine, Mocha, or Chai with Protractor and Karma. Package managers (NPM or Yarn). Webpack and node.js are a big plus as we tend to build our facades in it. Version control using Git with Github or GitLab. Web development with API- ...

Full Stack Javascript Software Engineer in London Quant Capital

Salary Surbiton, 30 man flat global Dev Team: £80k, Bonus- £750 training budget, Pension, Life / Health, Some Flex Working TypeScript Developers Must Have: Experience coding in JavaScript, HTML5, CSS3, Angular, React , Bootstrap, or Node.js Experience with ...

Senior Software Engineer Cyber Cloud Deployments in London Hays

Senior Software Engineer - Cyber Cloud Deployments London, United Kingdom Technical Stack NestJS Node.js JavaScript TypeScript Amazon AWS CloudFormation CDK Terraform Security API ...

Junior Frontend Engineer 35 to 50k in London SeedLegals

Junior Frontend Engineer 35 to 50k London, United Kingdom Posted about 1 year ago Tech stack React TDD Frontend web Vue.js Angular Nice-to-haves Personal projects (blogs, open-source contributions, freelanc ...

Lead D365 Engineer (Finance) in London On

Lead - D365 Engineer (Finance) London, United Kingdom Posted over 1 year ago Tech stack C Dynamics 365 Finance TypeScript Experience and Skills With a strong background in Dynamics 365 development and implementation, particularly ...

Go to Market (GTM) Engineer in London Fyxer AI

Overview Elevating Teams with Autonomy At our company, we prioritize not just supporting teams, but also empowering them with autonomy. In the role of a GTM Engineer, you will play a pivotal part in building the systems that drive more efficient and insightful go-to-market strategies. Your ...

Full Stack Engineer in London Spruce

Spruce is a company that empowers users to control their identity and data across all digital interactions. They provide organizations with the tools to manage digital credentials and offer a credentialing infrastructure that is open source, standards-based. Technologies used include Docker, Docker ...

Software Engineer in London Electric Twin Ltd

Software Engineer London, United Kingdom Posted 9 months ago Tech stack PostgreSQL SaaS TypeScript Simulations Software Engineer Databases Google Cloud Platform JavaScript Popula ...

Senior Solutions Engineer (IDV) (Hybrid) in London SEON Technologies

Senior Solutions Engineer (IDV) (Hybrid) Location: London, United Kingdom Posted about 1 year ago Company SEON Technologies specializes in providing customized and fully configurable customer relationship management software developed on Django and PostgreSQL, alongside ...

Cloud Engineer in London Trainline

Required Skills Have good experience with at least one programming language (e.g. Node.js, Python, C#) Have experience of testing practices such as Test-Driven Development. Have a basic understanding of Linux. Preferred Skills Infrastructure as Code (Terraform / OpenTof ...

Full Stack Growth Engineer in London Develop

Skills and Experience Proven experience working in a software growth team or directly on product growth experiments. Strong skills across the MERN stack (Node.js, React, Express, MongoDB) are essential, along with familiarity with CI/CD workflows and cloud-based environments (AWS preferred). ...

Lead Full Stack Engineer | JS/PHP, Node & React

Track24 is seeking a skilled Lead Engineer to join their team in Greater London. You will be responsible for delivering new features to the AtlasNXT platform while supporting legacy systems. The ideal candidate will have robust experience as a Full Stack JavaScript/PHP Engineer, along with technical leadershi ...

Senior DevOps Engineer in London LinuxRecruit

Senior DevOps Engineer London, United Kingdom Posted 7 months ago This is a job posted by our partner Jooble Tech stack React Go DevOps Bash CI/CD Below is a snippet of the job description. To read the full text, please click on the Apply Now ...

Applications Senior Manager in London Brimstone Consulting

The Role The Senior Manager for Applications (many Legal) will fulfill a strategic role delivering legal technology services and client-facing leadership for the firm’s digital business. They will communicate technical concepts effectively to a non‑technical audience and have experience delivering ...

Software Engineer II Python & Systems Design

Preferred Qualifications, Capabilities, and Skills Prior experience in Python is helpful but not required.Experience with Javascript/React helpful but not required. About Us J.P. Morgan is a global leader in financial services, providing strategic advice and delivering quality ...

Full Stack JavaScript Engineer in London Planet.fans

We’re building a membership platform for the future of live events That prioritises and rewards loyal fans. At the heart of every meaningful live event lies the desire to feel connected, valued, and part of a shared community. This shapes the experience of thousands of users. Key Responsibil ...

Front End Engineer in London Blink The Employee App

Frontend Solutions Design and build efficient, reusable, and responsive UI components using modern web technologies. You will work with TypeScript, HTML, CSS, and React (or similar frameworks) to deliver high-quality frontend features. Collaborate with Cross-Functional Teams: Work closely with...o ...

Software Engineer in London Keller Executive Search International

Preferred Qualifications Experience with modern web frameworks (e.g., Angular, React, Vue.js). Familiarity with Agile development methodologies. Understanding of DevOps principles and CI/CD processes. Key Skills Ability to work well in a team envi ...

Principal Full Stack AI Solutions Engineer

Transparent Technology is a recruitment agency that matches tech talent with innovative companies, prioritizing honesty and transparency in software engineering recruitment. Job Title: Principal Software Engineer, Nifty Gateway - Staff-Level Full-Stack Software Engineer Location: </ ...

Health & Safety Manager

Construction Health, Safety & Environmental (HSE) Manager Location: Enfield–30 week projectRate: 320 per shiftHours: 8am–6pm or 7am–5pm Mondays–Fridays My client are looking for experienced Health, Safety & Environmental (HSE) Managers to lead on ...

Lead Software Data Engineer in London LinuxRecruit

```htmlIntegration of Fragments ...these fragments share overlapping content related to the required experience in languages and frameworks including JavaScript, React, TypeScript, Python, and GoLang. This overlap allows us to piece them together in the correct order. After combining the overlapping ...

Lead Infrastructure Engineer in London LinuxRecruit

This is a job posted by our partner Jooble Job Description The ideal candidate should have in-depth knowledge of AWS and Azure, with a strong proficiency in one being essential. Additionally, experience with Terraform or other IAC tooling is required. Proficiency in a programming lan ...

Frontend / UI Engineer (SC clearance) (IT) in London LA International Computer Consultants Ltd

Responsibilities You excel at building responsive, intuitive UIs that surface complex machine learning insights to end users with and implement frontend interfaces that support live and retrospective exploration of data from complex systems. Build and iterate on React-based UIs for ...

Experience Design Vice President in London JPMorgan Chase & Co.

Experience Design – Vice President London, United Kingdom Tech stack Agile React UI JavaScript HTML5 CSS Understanding Technical Constraints and Opportunities Informed design solutions; Familiar wi ...

Senior React Native Engineer in London MILE

Senior Member Responsibilities As a senior member, you’ll play a pivotal role in shaping our customer-facing experiences across both our mobile app (React Native) and web platforms (React), including dashboards and our marketplace UI. This is a high-impact role for someone who thrives in an engineer ...

Full Stack Senior Engineer in London Loopla

About Us Loopla is an online family events platform with a mission to grow and develop a web-based events platform and event management system. We are a small, dynamic team based in London with a passion for connecting families through engaging and memorable experiences. About the Role </h ...

Backend Machine Learning Engineer in London Treefera

Qualifications Proficiency in working with various databases such as PostgreSQL/PostGIS, DynamoDB, etc. Exposure to infrastructure-as-code tools like Terraform or containerization technologies such as Docker. Familiarity with Typescript to understand and work with existing c ...

Senior Applications Manager — Hybrid London

The Role The Senior Manager for Applications (many Legal) will fulfill a strategic role delivering legal technology services and client-facing leadership for the firm’s digital business. They will communicate technical concepts effectively to a non‑technical audience and have experience delivering ...

Full Stack Engineer in London Cogna

Full Stack Engineer London, United Kingdom Posted 11 months ago Tech Stack FastAPI Go React Redux TypeScript Python Qualifications At least 8 years of relevant work experience. ...

Integration Engineer in London Salt Search Ltd.

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 business applications. Utilize the Patchworks Integrati ...

Senior Full Stack Software Engineer in London Townhouse

Customer-Facing Solutions From mobile apps and POS kiosks to internal tools and backend services. You’ll be hands-on across the stack — working with TypeScript, Vue, Expo, and Bun — and collaborating closely with product, design, and operational stakeholders to deliver robust solutions that ...

Contract Software Engineer Payroll Platform (London)

Software Engineer Payroll London, United Kingdom Posted 9 months ago Technical Skills Ability to debug and resolve issues autonomously Product and customer focused mindset Experience with Python, Django, and React are a plus Ripp ...

CRO Frontend Engineer React/Typescript in London Fyxer AI

CRO Frontend Engineer - React/Typescript London, United Kingdom Posted about 1 year ago Tech stack React TypeScript Frontend development Full-stack Qualifications Expert hands‑on experience with TypeScri ...

Lead Engineer in London Save My Exams

Lead Engineer London, United Kingdom Posted 11 months ago Tech stack SEO React Frontend Git Next.js Express JavaScript GitHub PostgreSQL TypeScript Skills Required </h3 ...

Planner Planning team in London ICTS UK & IRELAND

Planner - Planning team London, United Kingdom Posted 9 months ago Tech stack React Build & Maintain Schedules Produce accurate monthly rotas for UK airport and corporate contracts. Solve Problems in Real Time React ...

Health and Safety Manager construction

Construction Health, Safety & Environmental (HSE) Manager Location: Enfield, Middlesex Rate: GBP320 per shift Hours: 7am–5pm, Mondays–Fridays Duration: 24–30 weeks Start Date: Immediately (2026) My client is looking for 2 experienced Health, Safety & Enviro ...

Front End Engineer in London WeBuild AI

Front End Engineer London, United Kingdom Posted 11 months ago Tech Stack React TypeScript UI/UX Artificial Intelligence Frontend Web Responsive UX Key Responsibilities Develop high-q ...

Lead Software Engineer Data Platform in London LinuxRecruit

The core stack focuses on Python, TypeScript, GraphQL, AWS, and Kubernetes. However, we encourage breaking the mold and exploring new technologies if you believe they are superior. The role is hybrid... select the best solution and the technology to get it done; build it, ship it, run it. Jo ...

Frontend React & TypeScript Engineer — Modern Web UI

Skills and Experience Needed With modern frontend build pipelines and tools, Also very desirable: Experience using GatsbyJS or NextJS Familiarity with Typescript Knowledge of Storybook and Design Systems Would be good: Knowledge of ...

Product Engineer (Front End) in London Log my Care

Product Engineer (Front End) Location: London, United Kingdom Posted 10 months ago Tech Stack TypeScript React React Native Responsibilities & Qualifications End-to-end feature delivery in a production environment ...

SC Cleared Digital Advisory/ Strategy Consultant (Manager/ Principal) – UK Wide

Job DescriptionTurner & Townsend’s Digital Advisory business is growing and building capability to meet our 2030 Strategy. We are seeking experienced SC Cleared Digital Advisory Consulting Managers with a proven track record, specialising in eith ...

SC Cleared Digital Advisory/ Strategy Consultant (Manager/ Principal) – UK Wide

Job DescriptionTurner & Townsend’s Digital Advisory business is growing and building capability to meet our 2030 Strategy. We are seeking experienced SC Cleared Digital Advisory Consulting Managers with a proven track record, specialising in eith ...

Software Engineering Manager

White Collar Factory (95009), United Kingdom, London, London Software Engineering Manager About this role Capital One is looking for a Software Engineering Manager to join us in our London office. You will have previous experience of leading a Software Engineering team and be passionate about people and technica ...

Software Engineering Manager, AI Platform

## Software Engineering Manager, AI PlatformApplylocations: London: NLD Amsterdam (Radarweg): UK-Oxford (Nielsen House): Netherlandstime type: Full timeposted on: Posted Todayjob requisition id: R **Job Title:** Software Engineering Manager, AI Platform**How have you helped a team deliver complex t ...

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