140,384+ 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

DT Teacher (Food Technology) – Vocational & Practical – Ealing

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.DT Teacher (Food Tech) – Lead Practical and Vocational Excell ...

Food Technology Teacher Fantastic School near Ealing Broadway Station

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.DT Teacher (Food Tech) – Lead Practical and Vocational Excell ...

Food Technology Teacher Ealing, West London

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.DT Teacher (Food Tech) – Lead Practical and Vocational Excell ...

DT Teacher (Food Technology) – Vocational & Practical – Ealing

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.DT Teacher (Food Tech) – Lead Practical and Vocational Excell ...

Food Technology Teacher (KS3/4) Ealing

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.DT Teacher (Food Tech) – Lead Practical and Vocational Excell ...

Sales Director

Partner, Executive Search - CEO Practice | Eton Bridge Partners | UK & International Location: London (with occasional travel to the Netherlands) We have been retained by an ambitious AI, Technology Consulting firm, looking to expand in the UK. Our client is looking for an experienced Sales ...

Solutions Architect Big Data and DevOps (f/m/d)

Stackable is an innovative technology company focused on delivering cutting-edge, opensource Big Data solutions for data lakehouses, data mesh, event processing and AI. We specialise in designing, deploying, and managing scalable datainfrastructures that empower businesses to harness the power of data effe ...

Senior Software Engineer (Messaging)

Requirements 6+ years of backend development experience (Java 17, Kotlin, Spring / Spring Boot) ,At least 4+ years of experience building and operating distributed systems in production environments ,Strong understanding of event-driven architectures, async processing, and m ...

Senior Software Engineer (Data)

Requirements You'll bring strong software engineering fundamentals to a data-heavy domain, writing maintainable code, owning systems end-to-end and improving how we collect, model and activate data across the organisation Experience building, designing, refactoring or optimising d ...

Senior Backend Engineer, Messaging & Notifications

Requirements 6+ years of backend development experience (Java 17, Kotlin, Spring / Spring Boot) ,At least 4+ years of experience building and operating distributed systems in production environments ,Strong understanding of event-driven architectures, async processing, and m ...

ASIC Engineer

We are looking to hire an experienced ASIC Engineer to help us design, test and deploy advanced hardware designs. As part of our Ultra Low Latency team, you’ll have the opportunity to collaborate with people in areas across the firm, including trading, networking and research infrastructure. We are looking fo ...

Voice & Unified Communications Engineer / Architect freelance hybrid, London, UK

The organisation operates a complex, fragmented voice environment comprising two separate legacy stacks — on‑premises Cisco CUCM (with differing soft client versions across the two banking entities), BT trading turret platforms, and disparate voice recording systems (Redbox and Variant). A planned migratio ...

Backend developer/AI Engineer (H/M/X)

Seleccionamos un/a desarrollador backend/AI para incorporación directa en plantilla de cliente final. Requisitos Al menos 5 años de experiencia en desarrollo backend con JAVA. Amplia experiencia en la creación de API, servicios, integraciones y sistemas de backend <l ...

Backend developer (H/M/X)

Seleccionamos un/a desarrollador backend/AI para incorporación directa en plantilla de cliente final. Requisitos Al menos 5 años de experiencia en desarrollo backend con JAVA. Amplia experiencia en la creación de API, servicios, integraciones y sistemas de backend <l ...

Lead Streaming Platform Engineer

We are seeking a highly skilled and motivated Streaming Platform Engineer to join the Data Streaming Platform team. This unique hybrid role combines platform, software, and data engineering to build, scale, and maintain our high-performance real‑time data streaming platform. The ideal candidate has a passi ...

Software Engineer Fixed Income Technology

We are seeking a talented, hands‑on technologist to join our Fixed Income Technology team in London. This role will focus on building and enhancing intraday risk, trade, and portfolio management solutions used by portfolio managers, business management, and risk teams. The ideal candidate is a stro ...

AI Forward Software Engineer — AI Transformation Office, Senior Vice President

We’re seeking a future team member for the role of AI-Forward Software Engineer — AI Transformation Office , Senior Vice President to join our team. This role is located in London . We are looking for a hands‑on, AI‑forward engineer to build and ship production‑grade GenAI and ...

Software Engineer

Overview Hamiltonian Dynamics is a start-up based in Gloucestershire, Manchester and London working in the Defence and Cyber Security industries. We are seeking an experienced Software Engineer to join our growing technology team in our next phase of expansion. Required Skills and Technolo ...

Senior Backend Engineer AdTech

We are looking for a Senior Backend Engineer to join our AdTech team at Depop, helping to build and scale the systems that power advertising and monetisation across the platform. Responsibilities Partner with Product, Data Science, and Engineering teams to design and build scalable AdT ...

Software Engineer (Back End)

Overview As a Back-End Engineer, you will design, develop, and maintain robust server-side applications and APIs that support high-volume, data-intensive environments. You will play a key role in shaping technical architecture, ensuring system reliability, and driving best practices in software en ...

Senior Atlassian Consultant for NATO with security clearance

Remote | NATO Project | ContractWe are looking for an experienced Atlassian specialist to support a high-profile NATO cyber programme focused on the demonstration and documentation of the Cyber Operations Management System (COMS).This is a highly technical consulting assignment requiring deep ex ...

Software Engineer I

About the Role ​ We are seeking an entry-level Software Engineer I to join our team. ​ In this role, you will contribute to software development projects within a specific functional area or product line. ​ This is an excellent opportunity to grow your skills and gain hands-on experience in a collabor ...

Software Engineer Fixed Income Technology.

Software Engineer - Fixed Income TechnologyWe are seeking a talented, hands-on technologist to join our Fixed Income Technology team in London. This role will focus on building and enhancing intraday risk, trade, and portfolio management solutions used by portfolio managers, business management, and risk team ...

Identity Access Management

Get AI-powered advice on this job and more exclusive features. Harvey Nash provided pay range This range is provided by Harvey Nash. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more. Base pay range Direct message the job po ...

Software Engineer Intern, London

Company Description Deductive AI is building the world's first real-time reasoning engine that can help root cause and mitigate large-scale software outages by reasoning about distributed systems, code, and statistical anomalies in real-time across unprecedented volumes of telemetry data (metrics ...

Solution Engineer

## Solution EngineerLondon, UK · Full-time · Senior#### About The PositionCoralogix is a modern, full-stack observability platform transforming how businesses process and understand their data. Our unique architecture powers in-stream analytics without reliance on expensive indexing or hot storage. We specialize ...

Software Engineer Intern, London

Company Description Deductive AI is building the world's first real-time reasoning engine that can help root cause and mitigate large-scale software outages by reasoning about distributed systems, code, and statistical anomalies in real-time across unprecedented volumes of telemetry data (metrics ...

Research Engineer

Job Overview We are looking for a Research Engineer with strong software development skills to join our team. The ideal candidate will possess a minimum of three years of relevant work experience. Responsibilities Streamlining existing processes and assisting with ...

AI Platform SRE: Reliability, Security & Infra

Who We AreEnterprise teams still copy data between systems all day. Work gets stuck in emails, legacy UIs, and handoffs. That chaos is costly, slow, and risky. Who We AreEnterprise teams still copy data between systems all day. Work gets stuck in emails, legacy ...

Lead Software Engineer Platform Observability

Job Summary As a Lead Software Engineer at JPMorgan Chase within the International Consumer Bank, you will collaborate closely with product, platform and development teams to design and operate a first‑class observability capability across our cloud‑native microservices. You’ll set standards and ...

Lead Software Engineer Cloud Platform Chase UK

We know that people want great value combined with an excellent experience from a bank they can trust, so we launched our digital bank, Chase, to revolutionise mobile banking with seamless journeys that our customers love. We're already trusted by millions in the US and we're quickly catching up in the U ...

Lead Engineer

Lead Engineer We are seeking a highly skilled Lead Engineer to drive technical delivery and provide leadership within a high-calibre engineering team. This role is a balanced mix of hands-on engineering (50%) and leadership responsibilities (50%). The Lead Engineer will be res ...

Content Marketing Writer

We’re making security suck less for developers. Security tools haven’t kept up with how software is built today. They interrupt teams, slow releases, and turn security into a bottleneck instead of a capability. We built Aikido to change that. Aikido builds developer-first security products that re ...

Content Marketing Writer

We’re making security suck less for developers.Security tools haven’t kept up with how software is built today. They interrupt teams, slow releases, and turn security into a bottleneck instead of a capability. We built Aikido to change that. Aikido builds developer-first security prod ...

Content Marketing Writer

We’re making security suck less for developers.Security tools haven’t kept up with how software is built today. They interrupt teams, slow releases, and turn security into a bottleneck instead of a capability. We built Aikido to change that. Aikido builds developer-first security prod ...

Content Marketing Writer

🌍 We’re making security suck less for developers.Security tools haven’t kept up with how software is built today. They interrupt teams, slow releases, and turn security into a bottleneck instead of a capability. We built Aikido to change that. Aikido builds developer-first security pro ...

Senior Solutions Consultant

Our Mission:6sense is on a mission to revolutionize how B2B organizations create revenue by predicting customers most likely to buy and recommending the best course of action to engage anonymous buying teams. 6sense Revenue AI is the only sales and marketing platform to unlock the ability to cre ...

Senior Product Security Engineer (198811)

This is an opportunity to join a forward-thinking technology-driven business where security is embedded from day one. You will play a key role in shaping how products are built securely, working closely with engineering teams to influence design decisions and protect innovative, customer-facing solutions. ...

Senior Data Engineer

iO Associates - UK/EU provided pay range This range is provided by iO Associates - UK/EU. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more. Base pay range Direct message the job poster from iO Associates - UK/EU Senior Delive ...

Remote QA & Test Engineering Lead – AI Driven Automation

PureGym is seeking a QA & Test Engineer Manager to lead its QA and Test Engineering function. In this full-time remote role, you will oversee quality standards, automation frameworks, and manage a team of Lead QAs while collaborating closely with software engineering leadership. The ideal candidate sho ...

UX Lead: Strategy, Workshops & Global Digital Experiences

A creative design agency in London is seeking an experienced UX Lead to oversee projects and inspire teams while delivering high-quality user experiences. You will lead workshops, conduct user research, and design innovative digital products that enhance user engagement. The ideal candidate has over 5 years of e ...

Associate Director, Quant

Associate Director, Quant Requisition ID: 262972 Join a purpose driven winning team, committed to results, in an inclusive and high-performing culture. The role is for an Associate Director within the Global Analytics and Financial Engineering team. **_Accountabilities_** ...

Machine Learning Engineer, Video Quality Analysis

Machine Learning Engineer, Video Quality AnalysisLondon, United Kingdom | Posted on 11/25/2024We're thrilled to present an incredible career opportunity! We're recruiting on behalf of a renowned multinational company based in the United Kingdom, seeking a Machine Learning Engineer ...

Senior Backend Engineer Fraud Risk & Scalable Systems

Job DescriptionTeam you will be working with: Receive RiskThe Receive Risk team is part of Acquiring Squad, in the Global Product tribe, dedicated to ensuring customers can receive money quickly and securely, using our full suite of Acquiring products. We build smart fraud detecti ...

Test Automation Engineer

Requirements The ideal candidate combines strong automation expertise with excellent API & browser automation skills, a solid foundation in coding, and a collaborative, team-oriented mindset While experience with our specific tech stack is not required, having proficiency in Types ...

AWS Solution Architect

Requirements We are looking for a seasoned AWS Solution Architect with over 10 years of experience in designing and delivering robust, scalable, and secure cloud solutions ,The ideal candidate should have deep technical expertise across a broad range of AWS services, with a strong fo ...

Martech/Tagging Specialist

Our client is seeking a detail-oriented Martech/Tagging Specialist with strong hands-on experience in Google Tag Manager, Google Analytics, consent management, conversion tracking, event tracking, and digital measurement . Hit Apply below to send your application for ...

Lead Front End Engineer (React Native)

Lead Front End Engineer (React Native)Vauxhall, London - Hybrid (2 days WFH) We are looking for a Lead Mobile Front-End Engineer to help us build on our previous success with the Zapp app and create a world class user experience for our customers. In ...

Scala Developer – Banking & Real Time Processing

A leading technology company is seeking an experienced Scala Developer in London, focusing on building high-performance applications for the banking sector. The ideal candidate should be proficient in Scala and functional programming, with experience in big data frameworks and real-time processing tools. This fu ...

Senior Mobile Platform Product Leader

J.P. MORGAN is looking for a Senior Technical Product Manager (Mobile Platform) to own the strategy, roadmap, and delivery for the Chase mobile application platform. You will partner with engineering and product leaders to enhance developer experience and product reliability. The ideal candidate has si ...

🚀 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