150,871+ Lead Java Application Developer Java Web Tech Jobs in London, UK — Local Employers Hiring June 2026

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Engineering Lead (API Experience)

Compensation: GBP 100,000 - GBP 135,000 - yearly Company Description Wise is a global technology company, building the best way to move and manage the world’s money. Min fees. Max ease. Full speed. Whether people and businesses are sending money to another coun ...

Principal Software Engineer

About the Role We are seeking a Principal Software Engineer based in London to provide technical leadership across backend services supporting our global payment gateway system. You will design and evolve core platform capabilities, guide architectural decisions across microservices, and ...

Senior Software Engineer in London Edgefolio

Senior Software Engineer London, United Kingdom Posted 10 months ago This is a job posted by our partner Jooble Tech stack web Python Software Engineer Django Responsibilities Responsible for the full ...

Backend Developer Web/Game Infrastructure (Contract) PRELOADED

Contract: (Hybrid/Remote) Overview We're seeking a seasoned Backend Developer with a proven track record in building scalable and robust architectures, and an instinctive understanding of how to deliver seamless digital experiences. You will wor ...

Backend Developer Web/Game Infrastructure (Contract) PRELOADED

Contract: (Hybrid/Remote) Overview We're seeking a seasoned Backend Developer with a proven track record in building scalable and robust architectures, and an instinctive understanding of how to deliver seamless digital experiences. You will wor ...

Senior Web Developer Tottenham Court Road, London

About UsWe are a global, data-driven digital marketing agency, with key specialism in marketing automation and customer acquisition. We are looking for a senior web developer to join our small agile team. You will be responsible for 6 websites and leading the development of our overall technology archi ...

Senior Web Developer Tottenham Court Road, London

About UsWe are a global, data-driven digital marketing agency, with key specialism in marketing automation and customer acquisition. We are looking for a senior web developer to join our small agile team. You will be responsible for 6 websites and leading the development of our overall technology archi ...

Senior DevOps Engineer

Your newpany This is a prestigious financial services client with an office in central London.Your new role The client is looking for someone who has a strong AWS background to work in a team dealing with cloud onboarding, cloud security and vulnerabilities.What you'll ...

Senior DevOps Engineer

Your newpany This is a prestigious financial services client with an office in central London.Your new role The client is looking for someone who has a strong AWS background to work in a team dealing with cloud onboarding, cloud security and vulnerabilities.What you'll ...

Tech Services Team Lead — Lead Innovative Tech Support

A leading SaaS company in Greater London is seeking a Tech Services Team Lead to manage and innovate within their technical delivery team. You will oversee a multidisciplinary group, ensuring the implementation of complex projects while harnessing AI to enhance efficiencies. The ideal candidate has over 7 years ...

Senior Solution Architect/Developer to writes production code with end to end ownership from architecture through implementation

S.i. Systems client is looking for a Senior Solution Architect/Developer to writes production code with end to end ownership from architecture through implementation.Remote contract across Canada - 37.5 hours/week - must have own laptop to work off of MUST HAVES:Solution architect ...

Senior Solution Architect/Developer to writes production code with end to end ownership from architecture through implementation

S.i. Systems client is looking for a Senior Solution Architect/Developer to writes production code with end to end ownership from architecture through implementation.Remote contract across Canada - 37.5 hours/week - must have own laptop to work off of MUST HAVES:Solution architect ...

Graduate Tech Consultant: Fast Track Training & Equity

A financial software company in Greater London is seeking a recent graduate for an entry-level role focusing on software development and client interaction. The ideal candidate will help configure and deliver solutions using modern technologies like Java and TypeScript, all while receiving training and support. ...

QA Engineer

Job Description As a QA engineer, you will have the opportunity to work within a collaborative and cross functional team, where you will take ownership across QA and Release, implementing best practices and driving automation! Experience required: - 3+ years experience ...

QA Engineer

Job Description As a QA engineer, you will have the opportunity to work within a collaborative and cross functional team, where you will take ownership across QA and Release, implementing best practices and driving automation! Experience required: - 3+ years experience ...

Senior Software Engineer (Identity & Financial Crime)

Requirements We're looking for passionate and driven engineers to join our Customer Identity & Fincrime team We’re open-minded when it comes to hiring and we care more about aptitude and attitude than specific experience or qualifications For the most part we code in Jav ...

Application Architect (Application Automation)

**Introduction**At IBM Consulting UK FutureNow, you'll build a career at the forefront of hybrid cloud and AI, working with leading clients across the public and private sectors.You'll collaborate with top industry professionals, gain hands on experience with cutting edge technologies, and deliver so ...

Application Architect (Application Automation)

At IBM Consulting UK FutureNow, you’ll build a career at the forefront of hybrid cloud and AI, working with leading clients across the public and private sectors. You’ll collaborate with top industry professionals, gain hands‑on experience with cutting‑edge technologies, and deliver solutions that create r ...

Graduate Software/Quantitative Developer

Role: Graduate Software Developer / Quantitative Developer / Quantitative ResearcherClient: Prestigious Buy-Side FirmCompensation: Up to £180,000 + Bonus + BenefitsLocation: London (Hybrid) Overview Just graduated and ready to launch your car ...

Technical Lead Application Security (UK Nationals Only)

About CENSUSCENSUS is an internationally acclaimed Cybersecurity services provider. We support the needs of multiple industries, providing IT and OT security services to public and private organizations around the world, ranging from financial institutions and critical infrastructure to au ...

Technical Lead Application Security (UK Nationals Only)

About CENSUSCENSUS is an internationally acclaimed Cybersecurity services provider. We support the needs of multiple industries, providing IT and OT security services to public and private organizations around the world, ranging from financial institutions and critical infrastructure to au ...

Software Development Engineer, Web & Emerging Modalities, Prime Video

DescriptionCome build the future of entertainment with us. Are you interested in shaping the future of movies and television? Do you want to define the next generation of how and what Amazon customers are watching? Prime Video is a first-stop entertainment destination offering customers a vast colle ...

Software Development Engineer, Web & Emerging Modalities, Prime Video

DescriptionCome build the future of entertainment with us. Are you interested in shaping the future of movies and television? Do you want to define the next generation of how and what Amazon customers are watching? Prime Video is a first-stop entertainment destination offering customers a vast colle ...

Software Developer | Broadcast | Media Workflows | News

What you will love about Dalet and why you should be working here Dalet empowers media-rich organizations to transform their production and distribution workflows – accelerating media operations, maximizing collaboration and creating higher value from content. As a leading media tec ...

Software Developer | Broadcast | Media Workflows | News

What you will love about Dalet and why you should be working here Dalet empowers media-rich organizations to transform their production and distribution workflows – accelerating media operations, maximizing collaboration and creating higher value from content. As a leading media tec ...

Senior Application Security Engineer

Overview Senior Application Security Engineer role at Fortinet. This is a highly technical role within the Corporate Information Security team, with responsibilities including conducting security reviews on Fortinet applications, providing security education to engineers, and handling externally r ...

Senior Software Engineer

We’re seeking someone to join our FID eTrading team in FICFX as a Senior Software Engineer — a highly experienced hands‑on Java developer and technical architect with deep expertise in real‑time third‑party payments, high‑throughput zero‑downtime systems, and highly available, global‑scale internet‑facing ...

Server Engineer (NodeJS) in London Playwind Games

Job Description We are seeking an experienced and passionate Game Server Developer proficient in Node.js to support and optimize platform-related systems and interfaces. You will collaborate with the team to design and implement game feature logic, streamline development... Skills & Experi ...

Senior Software Engineer

We’re seeking someone to join our FID eTrading team in FICFX as a Senior Software Engineer — a highly experienced hands‑on Java developer and technical architect with deep expertise in real‑time third‑party payments, high‑throughput zero‑downtime systems, and highly available, global‑scale internet‑facin ...

Full Stack Developer, ASR

Putting people first, every day BDO is a firm built on a foundation of positive relationships with our people and our clients. Each day, our professionals provide exceptional service, helping clients with advice and insight they can trust. In turn, we offer an award-winning environment that ...

Full Stack Developer, ASR

Putting people first, every day BDO is a firm built on a foundation of positive relationships with our people and our clients. Each day, our professionals provide exceptional service, helping clients with advice and insight they can trust. In turn, we offer an award-winning environment that ...

Senior C++ Software Engineer Linux

This range is provided by Client Server. 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 Client Server Senior C++ Software Engineer / Developer (Linux SQL C++17) London / W ...

Senior Software Engineer in London Edgefolio

Senior Software EngineerLondon, United KingdomPosted 10 months agoThis is a job posted by our partner JoobleTech stackwebPythonSoftware EngineerDjangoResponsibilities< ...

Principal Software Engineer

This job is with BBC, an inclusive employer and a member of myGwork – the largest global platform for the LGBTQ+ business community. Please do not contact the recruiter directly.JOB DETAILSJOB BAND: DCONTRACT TYPE: Permanent DEPARTMENT: BBC Product Group - Data Platfor ...

Integration Architect

Key Responsibilities Define and own target‑state integration architecture aligned with enterprise standards Lead end‑to‑end integration delivery across multiple systems and teams Design event‑driven, API‑first, cloud‑native solutions (NATS, REST, async messaging) < ...

Graduate .NET Developer

Graduate .NET Developer – Investment Bank – London (Tech stack: Graduate .NET Developer, .NET 10.0, ASP.NET Core, C# 14, Blazor, JavaScript, React, Microservices, Azure, ASP.NET Core Web API, Agile, Azure SQL, Programmer, Full Stack Engineer, Architect, Graduate .NET Developer) Our client ...

Technology Project Manager Financial Services

Technology Project Manager - Financial ServicesLondon Our client, a leading financial services company, is looking for a proven Tech Project Manager to join their growing team. The role will require someone to liaise between the external development team, internal stakeholders and vendors ...

Technology Project Manager Financial Services

Technology Project Manager - Financial ServicesLondon Our client, a leading financial services company, is looking for a proven Tech Project Manager to join their growing team. The role will require someone to liaise between the external development team, internal stakeholders and vendors ...

Junior Quant Developer Multi Strat Systematic Trading Fund

Direct message the job poster from Radley James FinTech Headhunter | Connecting Top Software Developers & Quant Traders with Leading Financial Institutions | Specialist @ Radley James Junior Quant Developer – Multi-Strategy Systematic Trading Location - London (or NYC) ...

Native Mobile Application (iOS/Android) Developer PerfectDraft

Brewing the world’s most loved beers and building brands consumers love, AB InBev is where ownership, ambition, and action thrive. Our portfolio of iconic brands includes global classics like Stella Artois, Budweiser, and Corona, and well‑known favorites such as Camden Hells, Beck’s, and Leffe. We empower ...

Senior low code Developer Mendix

Opportunity for an experienced Mendix developer to join a Science project in the Life Sciences/Pharma industry. Working for a modern digital transformation agency you will deliver a backlog of digital solutions such as low code apps which aim to revolutionise the scientists are able to work. Most ...

Senior low code Developer Mendix

Opportunity for an experienced Mendix developer to join a Science project in the Life Sciences/Pharma industry. Working for a modern digital transformation agency you will deliver a backlog of digital solutions such as low code apps which aim to revolutionise the scientists are able to work. Most ...

Java Data Engineer (6 month Contract/Hybrid London/Inside IR35)

Java Data Engineer 6-Month Contract (Possible Extension) Inside IR35 Hybrid London (3 days) I have been engaged my client to bring in a Java Data engineer to work on a Big Data Project in the finance sector.Required Experience:JavaBig Data experienceOn-premises cluster experience< ...

Senior Full Stack Developer UK Security Clearance Eligibility required

Senior Full Stack Developer - UK Security Clearance eligibility requiredInternal Title: Senior Full Stack DeveloperLocation: London, UK (Hybrid - typically 1-2 days per month in office)Contract: Permanent, Full-time Packa ...

Senior Full Stack Developer UK Security Clearance Eligibility required

Senior Full Stack Developer - UK Security Clearance eligibility requiredInternal Title: Senior Full Stack DeveloperLocation: London, UK (Hybrid - typically 1-2 days per month in office)Contract: Permanent, Full-time Packa ...

adoption software engineer. in London Randstad

Adoption Software Engineer London, United Kingdom Posted 10 months ago Below is a snippet of the job description. Tech Stack Java Essential Skills & Experience Proven hands‑on experience building and supporting high‑scale app ...

Staff Security Engineer, Product Security

Location United Kingdom; London Employment Type Full time Location Type Remote Department R&D InfoSec About Chainalysis Blockchain technology is powering a growing wave of innovation. Businesses and governments around ...

Manager, Software Development (Node/Java, React) to lead product development for our payments industry client

Manager, Software Development (Node/Java, React) to lead product development for our payments industry clientDuration: 6 Months (Extensions likely)Location: Hybrid (Toronto)Overview: Reporting to the Director, Technology Platform Design and Management, you wil ...

Manager, Software Development (Node/Java, React) to lead product development for our payments industry client

Manager, Software Development (Node/Java, React) to lead product development for our payments industry clientDuration: 6 Months (Extensions likely)Location: Hybrid (Toronto)Overview: Reporting to the Director, Technology Platform Design and Management, you wil ...

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