96,755+ Java Developer Java Developer Lead Jobs in London, UK — Local Employers Hiring July 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

Remote Senior PHP Backend Developer (CodeIgniter)

CTDI is looking for a Senior Backend PHP Developer to work on developing a Greenfield backend REST API for the transport industry. This contract offers £500 per day for 12 months, with the option to work remotely. You will collaborate closely with a Senior API Engineer within a friendly non-corporate agency. ...

NetSuite Tech Consultant & Developer Hybrid Role

Henley Morgan Limited is seeking a NetSuite Technical Consultant/Developer to join their growing UK practice. This role requires expertise in NetSuite development and strong SuiteScript skills, with responsibilities in designing and testing customizations, and maintaining integrations. You will work closely w ...

Remote Senior ServiceNow Developer ITSM & Integrations

Apsley Recruitment Ltd is seeking a Senior ServiceNow Developer to create high-quality solutions using best practices. This remote role involves occasional travel to UK client sites and requires a strong background in ServiceNow development, including multiple modules and advanced scripting capabilities. ...

Front Office Python Developer — Trading Systems

MARGO is seeking a Front Office IT Strategist - Python Developer in Greater London. The role involves supporting and enhancing the trading environment, working closely with traders to ensure efficient trading systems. Candidates must have strong Linux and Python skills, along with knowledge of C++ and ...

Developer Advocate for AI Agent Platform

Sierra is seeking a skilled individual to join their team focused on AI Agent development. The role involves onboarding customers on the Agent SDK and Agent Studio, creating training programs, and fostering a global community. Ideal candidates will have a strong background in software development, exce ...

Options Quant Developer: Platform & Trading System

Isamcapitalmarkets in Greater London is seeking experienced quant developers for their options trading platform. This hands-on role will involve working closely with researchers and engineers to ensure the platform's success. The ideal candidate will have strong expertise in Java, experience with finan ...

SC Cleared ServiceNow Developer – Public Sector

Bounteous is seeking a talented ServiceNow Developer to design, develop, and implement solutions on the ServiceNow platform across various modules. Key responsibilities include working with stakeholders to enhance service delivery for public sector clients. This role requires proven experience in Servi ...

ServiceNow Developer Remote/Hybrid (SC Cleared)

ServiceNow Developer - 12 months - £700 per day - SC Cleared Rate : £700 per dayLocation : Remote/London (2 days per week)Duration : 12 monthsThe role: A leading Central Government Institution are ...

Junior Developer: Beer Marketplace & Web Platform

EeBria Ltd in Greater London is looking for a technical individual to enhance their craft beer platform. The role involves improving features, debugging, and ensuring website performance. Candidates should have strong technical skills and a passion for great beer. You will play a significant role in ba ...

Hybrid Salesforce Developer for FinTech CRM

Hunter Bond is seeking a Salesforce Developer in London, offering a competitive salary of up to £100,000 plus bonus. The role entails designing and enhancing Salesforce solutions while working alongside the Salesforce Lead. This position offers direct mentorship and exposure to multiple business functi ...

Remote Graduate .NET Developer – Training & Growth

A leading financial institution is seeking a Graduate .NET Developer to join their innovative team in London. You will design and develop a state-of-the-art investment banking application, working with cutting-edge technologies such as .NET, C#, and Azure. The company offers extensive training programs and caree ...

ServiceNow Developer Active Security Clearance Required

Location: London, Manchester and Ipswich Employment Type: Contract Security Clearance: Active SC Clearance Required About the Role We are looking for a talented and motivated ServiceNow Developer to join our growing team. You will be responsible for ...

Python Developer Asset Management Firm London

Attribution Search is partnered with a London based Asset Management firm looking to hire a Python Developer into its growing technology team. This is an exciting opportunity to support a broad range of investment and operational systems, with strong exposure across backend development, dat ...

Digital Experience React Developer / React Native

About Us We are a growing digital team working with a wide range of clients to build, scale, and maintain robust, high-quality web applications. Our culture is collaborative, innovative, and focused on delivering solutions that truly make an impact. We’re looking for someone with strong e ...

Engineering Systems Developer Full Stack Engineer

South Eastern Railway is hiring an Engineering Systems Development Specialist to enhance engineering software systems, improving efficiency and data quality across the southeastern network. You will work closely with stakeholders to translate business needs into effective system solutions, developing software ...

Design Director – Hospitality Developer (UK & Europe)

The client is a legacy developer with a £5 billion global portfolio and a core focus on hospitality. Working alongside prestigious international operators, the role will deliver hotel and mixed‑use developments primarily across the UK and Europe. In addition to their commercial portfolio, the business also ...

Senior Front End Developer – AI & LLMs

The energy transition is the biggest infrastructure buildout in human history. Modo Energy is the data platform at the centre of it. We build the benchmarking, forecasting, and valuation tools that the world's most serious energy investors, developers, and operators depend on to make decisions. If ...

Tagetik & ETL Developer for Finance Reporting

HelloKindred is seeking a Tagetik and ETL Developer in Greater London to support financial reporting systems in a hybrid work environment. The ideal candidate will have strong SQL skills and proven experience in finance system development. The role includes responsibilities such as enhancing CCH Tageti ...

Senior Applications Developer Digital Health & Automation

The NHS in South West London is seeking an experienced Application Developer to enhance digital capabilities and support clinicians. The role requires 3-5+ years of experience in developing applications and automating processes with a competitive salary of £55,524 to £62,652 per annum. You will be part ...

SENIOR MOODLE DEVELOPER + TECHNICAL PRODUCT OWNER

Company Description CLOUDMIGRATE specializes in Cloud and DevOps services, helping organizations modernize their technology environments with minimal disruption. The team focuses on delivering high-quality solutions that support secure, scalable, and resilient infrastructures. Services are design ...

Platform Engineering Manager — SRE & Developer Experience

慨正橡扯 in the Greater London area is looking for a Software Engineering Manager to oversee the SRE function within the M&S Platform team. You will drive engineering excellence and lead a team of highly skilled engineers. The role requires excellent knowledge in SRE concepts and an extensive background in ...

Senior Analyst Developer, Senior Vice President

Working at the company is far more than just a job. A career with us means joining a team of more than 230,000 dedicated people from around the globe. At the company, you’ll have the opportunity to grow your career, give back to your community and make a real impact. Job Overview A Senior ...

Senior PMM: Developer Platform & API Ecosystem

A leading technology company in London is looking for an experienced Senior Product Marketing Manager. The role emphasizes driving adoption of the developer ecosystem. Candidates should have over 5 years of product marketing experience, strong communication skills, and a solid understanding of API and technical ...

Junior Software Developer (+ Equity) at Joinkyber.com

Job Title Junior Software Developer Company Description Joinkyber.com – Pre‑seed EF Fall 2025 AI startup Job Description As the first engineering hire at Kyber, you will build the real‑time AI decision‑making platform that orchestrates airport ground operations ...

Frontend Developer — Real Time 3D Visualization

A deep tech startup in London is seeking a Frontend Developer to build sophisticated interfaces visualizing real-time 3D printing data. You will work at the intersection of AI and manufacturing, translating complex data into user-friendly experiences. The ideal candidate possesses over 2 years of frontend experi ...

Risk Software Developer: Python & Data Engines

Marex Group plc is looking for a Software Developer to join the Technology department in London. You will work on key Risk Engines and enhance business processes using your full-stack Python skills, focusing on numerical processing and scalable applications. The ideal candidate shall be proficient in C ...

Principal C# Developer .Net AWS FinTech

Principal C# Developer / Engineer (C# .Net AWS Python) London / WFH to £120k Would you like to join a growing and profitable scale-up that is viewed as a leading FinTech disruptor in a senior role that will allow you a great deal of influence and progression? As a Principal C# Dev ...

Senior Backend Engineer — Developer Platform & APIs

A financial technology company based in Greater London is seeking a Senior Backend Engineer to join their App Store & Ecosystem squad. The ideal candidate will have over 5 years of experience in backend engineering, specializing in TypeScript and API design. You will contribute to building a developer ecosystem, ...

Remote Full stack TypeScript Developer Kikin

We are seeking an experienced Full-stack TypeScript Developer to join our close-knit, product development team. As a Full-stack TypeScript Developer, you will play a pivotal role in the design, development, and implementation of our software solutions. You will be responsible for both front-end and back-en ...

Digital Experience React Developer / React Native

Digital Experience - React Developer / React Native London W14 8TS, UK Job Description Posted Wednesday 17 June 2026 at 00:00 About Us We are a growing digital team working with a wide range of clients to build, scale, and maintain robust, high-quality web applications. ...

Applications Developer: .NET Web & Data Viz

DGH Recruitment Ltd is seeking an experienced Applications Developer to join their technology team in London. The role focuses on developing and enhancing high-performance web and mobile applications that support business-critical systems and deliver innovative solutions. The ideal candidate will have ...

Frontend Developer: Experimentation & UX for News

NewsUK is hiring a Front End Developer to enhance The Times and Sunday Times digital products based in London. You will collaborate on a high-impact experimentation strategy and develop robust front-end solutions. This role embraces a hybrid work model with a minimum of three days in the office. Key re ...

Quantitative Developer High Performance Trading Platform

Mondrian Alpha is seeking a Quantitative Developer to work closely with Quant Researchers in London. This role involves developing trading and simulation platforms that support sophisticated quantitative research and investment strategies. The ideal candidate will have a strong background in algorithms ...

Senior Salesforce Developer & Architect (Lightning/LWC)

Trustpilot is looking for a Salesforce Developer to join our GTM Technology team. In this role, you will design and implement Salesforce solutions, ensure optimal performance, and provide user support. The ideal candidate has over 5 years of experience in Salesforce Development and Administration. You ...

SC Cleared Power Platform Developer (Hybrid)

Sanderson Government & Defence is seeking an SC Cleared Software Developer with strong Power Platform skills for a contract position in London. The role involves developing critical digital services to meet government standards, with on-site work in Westminster 2 days a week. A competitive rate of £650 ...

Senior .NET Developer — Payments Platform (Remote)

慨正橡扯 in Greater London is seeking a Senior Software Developer to join their payments service team, responsible for developing scalable frontend systems and leading design discussions. You will utilize technologies like .NET/C#, Cassandra, and Docker in an agile environment. Successful candidates will h ...

Senior Informatica IDMC Developer (Hybrid, London)

Randstad Digital is seeking an experienced Informatica IDMC Developer for a permanent role based in London, UK. This full-time position offers a competitive salary of £50,000 to £60,000 per annum. The ideal candidate will have 6-8 years of ETL/Data Integration experience and expertise in designing robu ...

Low Code Developer Training, Mentorship & Impact

Sivara GmbH, a leading global legal client with locations in London, Manchester, and Essex, is looking for a Low Code Developer. This role involves joining a dynamic team to develop innovative applications on a new platform, with full training and mentorship assured. The ideal candidate will have two t ...

SAP TM ABAP Developer (S/4HANA)

Ubique Systems UK Limited is looking for an experienced SAP TM ABAP Developer to design, develop, and support ABAP solutions for their SAP TM modules. You will participate in discussions, perform feasibility evaluations, and provide end-user support. The ideal candidate has over 3 years of experience i ...

Hybrid C# .NET Developer | SQL & Oracle

Sivara GmbH is seeking a skilled C# Developer for a 6-month contract role located in a hybrid office environment in Liverpool Street, London. The role involves programming in Visual C#.NET with Oracle and SQL Server databases, conducting unit testing, and supporting existing applications. Applicants sh ...

Delphi Developer Petts Wood and Knoll

Salary: £45,000 - 60,000 per year Requirements 5+ years of experience in Delphi programming Proficiency in Delphi software development Strong problem-solving skills Ability to work independently and collaboratively UK base with full wo ...

Applications Developer: Web Apps & Data Viz

DGH Recruitment is seeking an experienced Applications Developer to join their technology team in London. The role requires designing, developing, and maintaining web applications, particularly using ASP.NET MVC and .NET technologies. The ideal candidate should have a degree in Computer Science, solid ...

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 ...

Senior Developer – Azure Integration Services (AIS)

We are looking for an experienced Senior AIS (Azure Integration Services) Developer to join a fast-paced enterprise technology environment supporting a modern SaaS-based ERP ecosystem. You will play a key role in designing, developing, and leading enterprise integrations across SAP Finance and mult ...

Platform Engineer: Build & Scale Developer Platform

A diversified trading firm in Greater London seeks an individual with extensive experience in CI/CD systems and software development to enhance the developer experience. The role focuses on implementing and maintaining tooling for development teams and requires proficiency in Python or similar languages, as well ...

Senior Software Developer Market Making Technology

Role Summary As a Market Making Senior Software Developer, you will collaborate closely with business stakeholders and engineering teams to design, develop, and maintain products that enhance Marex’s market‑making capabilities and operational efficiency across multiple asset classes and geographi ...

VB.NET Developer for Global Payments Platform

Java Script Works in Greater London is seeking to hire a team of six individuals with expertise in vb.net to contribute to the development of a high-demand payment gateway platform. Candidates should have experience with frontend technologies like HTML5, Javascript, angular.js, and CSS3, while also gaining backe ...

Junior .NET Developer Remote | Growth & Perks

An online film rental company in London is seeking several Junior .NET Developers to contribute to complex software projects aimed at enhancing their leading streaming service. This role provides comprehensive training and a supportive environment, with promotions available within six months for top performers. ...

Systems Developer — Shape Scalable Claritas Solutions

LE010 Antares Global Management Limited seeks a skilled developer for their Application Development team. The role involves enhancing Claritas, a critical bordereaux management system, by delivering secure and scalable solutions. Candidates should have strong experience with Python, Django, Vue.js, and a good ...

Rust Developer | Crypto/Blockchain Trading Technology

Rust Developer | Crypto/Blockchain Trading Technology Location: London, UK - 5 days a week in office required Package: Base + Bonus + Equity We are working closely with a profitable, venture-backed crypto tech company based in London, who specialize i ...

🚀 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

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