137,256+ Lead Java Application Developer Java Web Tech Jobs in London, UK — Local Employers Hiring June 2026

Professional job seekers finding United Kingdom jobs through Expertini
750,000+ professionals on Expertini 750,000+ Candidates
Join our global community
Expertini Penguin Mascot Resume Score™
Resume Score™ Instantly
Upload Your CV
Quick 30-second process

Apply Today & Jumpstart Your Career on Expertini, Trusted Since 2008.

Reset

Create Job Alert

 
   
Reset

Lead Backend Engineer (WordPress, PHP, Gutenberg) Agency in London Salt Search Ltd.

Role: Develop enterprise-level WordPress plugins and/or themes primarily using PHP and Gutenberg blocks in React.js. Drive strategy in collaboration with experts across multiple disciplines, and lead overall technical vision and delivery on large-scale projects. Work with multiple stak ...

Selenium QA Tester C# Fintech Tunbridge Wells in London Quant Capital

Selenium QA Tester C# Fintech- Tunbridge Wells Location: London, United Kingdom Posted about 1 year ago Tech stack React Quality Assurance (QA) Selenium Testing C Skills and Qualifications 2:1 Computing ...

AI Engineer in London Grasp

AI Engineer London, United Kingdom | Posted about 1 year ago About Grasp Grasp is an AI-powered customer conversations platform that unifies communication channels, enabling businesses to control and optimize customer service interactions for growth and success. Tech St ...

Remote Front End Developer Spinach Branding

We are seeking a talented Front-End Developer. Duration: 3-4 weeks Location: Studio or Remote The ideal candidate will be responsible for: Building two Wordpress websites Configuring and developing various plugins to ensure a smooth and user-friendly experien ...

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 ...

Software Integrations Engineer in London RedTech Recruitment

This is a job posted by our partner Jooble Below is a snippet of the job description. To read the full text, please click on the Apply Now link. Overview Requirements Ideally within a SaaS or cloud-based environment Experience designing and building API-drive ...

Adobe LiveCycle Developer: Dynamic Forms & Workflows

A software development company in London is seeking an experienced Adobe Livecycle Developer to create and maintain dynamic PDF forms and process workflows. The ideal candidate will have a minimum of 2 to 3 years of experience with Adobe Livecycle, JavaScript, and Oracle. You will be responsible for supporting e ...

Software Engineer II Python / Athena in London JPMorgan Chase & Co.

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 ...

IT ENGINEER in London RIDE SCOPE LTD

This is a job posted by our partner Jooble Job Overview Below is a snippet of the job description. Requirements: Experience building logistics or transport-related apps. Knowledge of real-time tracking, cloud services, and payment integration. Se ...

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 ...

Senior Frontend Engineer (React, TypeScript, GraphQL)

Frontend Software Development Experience With over 5 years of experience in frontend software development, we are well-versed in creating dynamic and user-friendly interfaces. Preferred Skills A STEM background would be advantageous, but we are open to working with individuals w ...

Full Stack Azure Developer: Cloud Automation & Secure UI/API

Fragment 1 ...and integrate Azure Logic Apps to enable seamless workflows and business process automation.Proficiency in Coding Languages JSON, JavaScript, PowerShell & C#Azure Security: Implement and adhere to best practices in Azure security, including identity management, access... ...

Senior Developer in London BDO UK LLP

The Senior Developer Role The Senior Developer is a key role within BDO IT’s team, working closely with other developers, UX/UI designers, and stakeholders to ensure that our products meet the highest standards. Your expertise in C#, .NET, React, and Azure will be crucial in driving our technolog ...

Senior Full Stack Engineer in London Marcura

Senior Full Stack Engineer London, United Kingdom Posted 11 months ago This is a job posted by our partner Jooble Tech stack TypeScript Amazon AWS Full-stack Svelte Serverless Below is a snippet of the job description. To ...

Lead Software Engineer Data in London LinuxRecruit

Lead Software Engineer - Data London, United Kingdom Posted 10 months ago Tech stack Python TypeScript Software Engineer Required Skills To optimize the platform's performance, a rough tech stack is in play. GraphQL or ...

Senior Frontend Engineer: Real Time Logistics & Payments

This is a job posted by our partner Jooble Job Overview Below is a snippet of the job description. Requirements: Experience building logistics or transport-related apps. Knowledge of real-time tracking, cloud services, and payment integration. Se ...

Frontend UI Engineer React + TypeScript

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 ...

Full Stack Software Engineer in London Freelancer.com

Full Stack Software Engineer London, United Kingdom Tech Stack Software Engineer APIs Angular UI API rendering Full-stack TypeScript Responsibilities Contributing to rendering performance and API response ...

Backend Engineer, Growth in London Ffern

Backend Engineer, Growth London, United Kingdom Posted 10 months ago Tech stack TypeScript Backend Databases SOLID build systems Features for User Growth and Conversion Utilize your strong proficiency in a program ...

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 ...

Front End Developer Javascript, React & Typescript in London Wolf & Badger

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 ...

Global AppSec Architect & SSDLC Leader

Arrive is looking for an experienced Application Security Architect to guide their global application security strategy. In this influential role, you will enhance the secure software development lifecycle, create global security standards, and foster partnerships within engineering teams. You'll be ex ...

Software Engineer

Software Developer (C#/.NET) – London The successful Software Developer will join an extremely talented development team and be exposed to creating and maintaining the client’s own applications based around a C#/.NET/SQL Server/ASP.NET universe. Many projects are greenfield and allow you to make ...

Computer Science Teacher – Innovative Curriculum – Newham

Write a short description of your company, a boilerplate of the business, service or product that you offer. Include your business idea and the target audience. This text is primarily supposed to be descriptive, not selling.Computer Science Teacher – Drive Innovative Coding and Digita ...

Solution Architect

Firm PA Consulting Location London, United Kingdom Benefits Competive Company Description We believe in the power of ingenuity to build a positive human future. As strategies, technologies, and innovation collide, we create opportunity ...

Senior Cyber Security Engineer

Job Description We are looking for an experienced and highly organised Senior Cyber Security Engineer for a local government client. This position provides an opportunity to contribute to public safety and community resilience. The ideal candidate will be a technical expert in CrowdStrike for endpoint p ...

DevSec Ops Team Lead

We don t just believe in better. We make it happen. Better content. Better products. And better careers. Working in Tech, Product or Data at Sky is about building the next and the new. From broadband to broadcast, streaming to mobile, Sky Stream to Sky Glass, we never stand still. We optimise and innovate. We t ...

Head of Infrastructure

Lyst is a global fashion shopping platform founded in London in 2010. We offer our customers the largest assortment of premium & luxury fashion products in one place, curating pieces from 27,000 of the world's leading brands and stores. In 2025, Lyst joined Zozo, operators of Zozotown, the leading fashion ...

Security Research Engineering Technical Leader

Meet The Team As a member of Talos, you will support cutting‑edge detection and mitigation technologies. You will work towards keeping yourself abreast of the latest industry threat creation and defense techniques, and you will develop proof‑of‑concept solutions, provide domain expertise, and gui ...

Security Research Engineering Technical Leader

**Meet The Team** As a member of Talos, you will support cutting-edge detection and mitigation technologies. You will work towards keeping yourself abreast of the latest industry threat creation and defense techniques, and you will develop proof-of-concept solutions, provide domain expertise, and guide ...

Product Specialist, Charles River Development, Officer

Company Profile:Charles River provides an end-to-end solution to automate front and middle office investment management functions across asset classes on a single platform. Delivered as a hosted service, the solution improves data quality and investment professional productivity, controls risk a ...

Site Reliability Engineers

Site Reliability Engineers Position DescriptionCGI was recognised in the Sunday Times Best Places to Work List 2025 and has been named one of the 'World's Best Employers' by Forbes magazine. We offer a competitive salary, excellent pension, private healthcare, plus a share scheme (3.5% + 3.5% matching ...

DevOps Engineers

DevOps Engineers Position DescriptionCGI was recognised in the Sunday Times Best Places to Work List 2025 and has been named one of the 'World's Best Employers' by Forbes magazine. We offer a competitive salary, excellent pension, private healthcare, plus a share scheme (3.5% + 3.5% matching) which ma ...

NodeJS & TypeScript Engineer for Trading & Cloud Systems

Software Engineer - NodeJS - TypeScript Salary: £60,000 - £100,000 plus bonus and benefits. NodeJS, JavaScript, TypeScript, Cloud Tech, Terraform, AWS, React Harrington Starr has partnered with an innovative Digital Currency Investment Platform Company that specialises in developi ...

Software Engineer NodeJS TypeScript

Software Engineer - NodeJS - TypeScript Salary: £60,000 - £100,000 plus bonus and benefits. NodeJS, JavaScript, TypeScript, Cloud Tech, Terraform, AWS, React Harrington Starr has partnered with an innovative Digital Currency Investment Platform Company that specialises in developi ...

Enterprise Kubernetes Platform & Dev Experience Lead

Intelix.AI is seeking a Platform Engineering Manager based in London to lead the evolution of an enterprise Kubernetes platform utilized by engineering teams. This hybrid role will encompass technical leadership and platform product ownership. The ideal candidate will have strong experience with Kubern ...

Product Developer: Accessories & Clothing (Rapid Launch)

Y2K Vintage, a fast-growing vintage retail company in Greater London, is seeking a Product Developer for Accessories & Clothing. In this hands-on role, you will lead the development of small-scale product categories, managing the entire production process from concept to launch. Ideal candidates will have at lea ...

BESS Engineering Manager — Grid Scale Energy Projects

Roc Search GmbH is looking for a BESS Engineering Manager for a renewable energy developer client. The successful candidate will provide engineering expertise and lead on the management of BESS systems throughout their development phases to operations. Candidates should have a degree in Electrical Engi ...

React Native Engineer – Real Time Fintech & AI Powered

Join IG Group as a React Native Developer in Greater London and lead your technical expertise in delivering complex features for our elite trading platforms. You'll work with real-time data and high-frequency trading operations, empowering traders with immediate market opportunities. We're looking for ...

Senior Backend Engineer | Node.js, TypeScript | Hybrid

A dynamic software company based in London is seeking a highly experienced Lead Backend Developer. This role involves designing and building robust backend systems using Node.js and TypeScript. You will work closely with cross-functional teams to develop high-performance APIs and manage databases. Ideal candidat ...

Senior Product Manager, Property Based Testing & SDK

Antithesis is hiring a Product Manager based in London to lead the Property-Based Testing product area. In this role, you will work in a fast-paced technical environment to define workflows and influence product decisions while collaborating closely with engineering and design teams. The ideal candidat ...

Engineering Manager Real Time Quant Frameworks

A leading quantitative finance firm located in Greater London is seeking an Engineering Manager to lead and design scalable systems that enhance research capabilities. The role includes guiding teams to improve developer and researcher experiences through innovative solutions and maintaining the resilience of th ...

West London Internal Site Manager – Luxury Residential

A respected residential developer in Greater London is seeking an Internal Site Manager responsible for overseeing the internal fit-out process of a flagship residential project. The ideal candidate should have significant experience in internal fit-out for large scale projects, along with key qualifications lik ...

Senior Power BI Developer Hybrid, Impactful Solutions

Mace is seeking a Senior Power BI Developer located in Greater London, United Kingdom, to lead the end-to-end delivery of Power BI solutions. Candidates should have around five years of experience in Power BI, strong knowledge of data structures, and skills in ETL and governance. The role involves supervising ju ...

Lead Python Engineer: Architecture, Delivery & Mentorship

Fundment is seeking a Lead Python Developer to guide a team of engineers, combining hands-on development with technical leadership. You will drive execution, deliver high-quality systems, and coordinate closely with product managers to ensure alignment. The ideal candidate has over 5 years of experienc ...

Commercial Fit Out Director: Build & Scale New Division

LOBA GROUP based in London is seeking an experienced Project Director to spearhead the establishment of a new Commercial Fit-Out division. This role presents a unique opportunity to lead a venture backed by a reputable property developer with a strong development pipeline. The successful applicant will ...

AI Driven Development Lead Hybrid (London)

Nigel Frank is seeking a Development Lead based in London to provide technical leadership and mentor a team of developers. This role is ideal for a senior developer ready to drive the adoption of AI-driven practices and emerging technologies within a collaborative team environment. Offering a competiti ...

Senior Android Engineer Kotlin, Jetpack Compose, AI Tools

Moneysupermarket Group is seeking a Senior Android Developer for its Mobile Collective team in London. You will lead feature delivery and collaborate across multi-disciplinary squads to enhance apps used by millions. The position embraces a hybrid work model (2 days in-office) and emphasizes clean coding prac ...

Remote UK Senior Software Architect Lead CAE Platform

ECM Selection (Holdings) Limited is seeking a Senior Software Architect/Developer to lead the development of a new CAE platform. This role is primarily remote with monthly meetups in London and a competitive salary up to £80k depending on experience. Key responsibilities include architecting the platfo ...

🚀 Boost Your Hiring Chances with Our AI-Powered Tool-Kit

Stand out from thousands of applicants. Use our proven career tools to optimize your applications and land your dream job faster.

To-Do Planner

Organize your job search and personal tasks. All data is confidential.

Open Planner

Wellbeing Center

Access your confidential wellness report and resources to manage job search stress.

Check Wellbeing

Skill Coach

Plan your skill development with O*NET support to stay competitive in your field.

Start Coaching

Outfit Helper

Get AI-powered suggestions on what to wear for your next interview.

Find Outfit

Income Tax Calculator

Plan your finances with our calculator, updated for 2025 tax regulations.

Calculate Tax

Salary Benchmark

Get accurate, AI-supported salary trends to know your worth and negotiate better.

Check Salaries

Interview Practice

Practice for any interview with AI-enabled Q&A sessions. All data is private.

Start Practicing

Interview Predictor

Use our AI-supported tool to predict potential interview questions based on your resume.

Predict Questions

Interview Practice Timer

Use our mock interview trainer to perfect your answers under timed conditions.

Start Timer

Behavioral Mastery

Ace tricky behavioral interviews with our AI-powered practice module.

Master Answers

Question Journal

Confidentially record interview questions you were asked for future reference.

Open Journal

Interview Ace

A comprehensive tool to help you master every aspect of your interviews.

Become an Ace

Q&A Logs

Confidentially track your answers to common questions and refine them over time.

View Logs

Application Planner

Schedule and organize your job applications in one confidential planner.

Open Planner

Cover Letter Tool

Create perfect, tailored cover letters for each application with AI support.

Generate Letter

Resume Score

Get instant feedback on your resume with our NLP-supported analysis tool.

Check My Score

ATS Score

Check your resume's compatibility with Applicant Tracking Systems (ATS).

Check ATS Score

Application Analyzer

Use AI to analyze job descriptions and optimize your application materials.

Analyze Application

Career Visualizer

Confidentially plan and visualize your long-term career path and goals.

Visualize My Career

Offer Genius

Get intelligent insights and strategies to confidently negotiate job offers.

Negotiate Offers

JobFlow

Track your entire job search progress from application to offer with this intelligent tool.

Track My Flow

JobSense

Our intelligent matching engine that provides smart job recommendations.

Get Smart Matches

Networking Toolkit

Tools to build and manage your professional connections. All data is confidential.

Build Network

Professional CV

A classic, O*NET supported template for corporate and professional roles.

Use This Template

Executive CV

A premium, O*NET supported template designed for senior and C-level positions.

Use This Template

Modern CV

A fresh, stylish, O*NET supported template perfect for tech and modern industries.

Use This Template

Creative CV

A visually distinct, O*NET supported template for design and artistic roles.

Use This Template

Minimalist CV

A clean, simple, O*NET supported template that focuses purely on content.

Use This Template

Europass CV

The standard European Union recommended format for wide compatibility.

Use This Template

Student CV

An institution-recommended template perfect for internships and first jobs.

Use This Template

Graduate CV

An institution-recommended template for recent graduates entering the workforce.

Use This Template

Academic CV

The researcher-recommended format for roles in academia and research.

Use This Template

Developer/IT CV

A tech-savvy recommended template to highlight your technical skills.

Use This Template

Skilled Worker CV

A trades-recommended template to showcase hands-on skills and experience.

Use This Template

Monochrome CV

A sleek, black-and-white, O*NET supported template for a professional look.

Use This Template

Art CV

An artist-recommended template that allows your creativity to shine.

Use This Template

Harvard CV

A researcher-recommended template based on the classic Harvard format.

Use This Template

Volunteer Research

Help us improve our platform by joining our community research program.

Join Research

Review Us

Share your experience with our tools to help other job seekers.

Share Experience

Register

Create your free account to save jobs, build your profile, and track applications.

Create Account

Login

Access your dashboard, manage applications, and continue your job search.

Access Your Account

Profile Builder

Create a comprehensive professional profile that attracts recruiters and showcases your skills.

Build Your Profile

View Profile

See your public profile exactly as employers will see it. Make sure it's perfect.

Preview Profile

Bookmarked Jobs

Keep track of all your saved job opportunities in one organized place.

View Saved Jobs

Your Reviews

View and manage all the company reviews you've submitted.

See Your Reviews

Following

Manage the list of companies you follow to stay updated on their new openings.

Manage Following

Find Companies

Discover and research top employers in your country and industry.

Discover Employers

Standalone CV Builder

Use our O*NET supported CV builder to create a professional resume from scratch.

Build Your CV

PDF to DOC (Beta)

Convert your PDF resumes or documents into editable Word (DOC) format.

Convert PDF

DOC to PDF (Beta)

Create universally compatible PDF documents from your Word (DOC) files.

Create PDF

General FAQ

Find answers to common questions about our job site and platform.

Read FAQ

Job Seekers FAQ

Get help and find answers to questions specifically for job seekers.

Get Help

Job Matching

Learn about the technology and algorithms behind how we match you to jobs.

Learn How

Personalized Matching

Discover how we use your profile and activity to provide customized job suggestions.

Learn More

Quick Apply

Understand our fast application process and how to make the most of it.

Learn More

Alert Frequency

Learn how to manage your job alert settings so you get the updates you want.

Manage Settings

Job Alerts Guide

A complete guide to understanding how job alerts work and how to use them effectively.

Read Guide

Resume Matching

Learn how our system matches your resume to job requirements.

Learn More

Ethical Branding

Read our guide to building a professional and ethical personal brand.

Read Guide

Candidate Visibility

Learn how to increase your visibility to recruiters on our platform.

Increase Visibility

Verified Badge

Find out how you can get a verified badge to build trust with employers.

Get Verified

AI ATS Technology

Learn about the advanced AI and ATS technology that powers our platform.

Learn More

ATS Ranking

Understand how Applicant Tracking Systems rank you as an applicant.

Learn More

Semantic Matching

Learn how our AI-powered semantic matching goes beyond keywords.

Learn More

    Lead Java Application Developer Java Web Tech Jobs in London Job Search Guide, Trends and Insights