159,837+ Lead Java Application Developer Java Web Tech Jobs in London, UK — Local Employers Hiring June 2026

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IT Service Delivery Manager

Overview At Moore Kingston Smith, we believe outstanding client service starts with brilliant people. We’re a leading professional services firm, and we’re looking for a Service Delivery Manager to lead the delivery and continuous improvement of IT services across our growing business. </p ...

Senior D365 Business Analyst

As the Senior D365 Business Analyst, you will lead the analysis and design of business processes and systems that support our strategic objectives. This role will act as a key liaison between stakeholders and technical teams, ensuring requirements are clearly defined, documented, and delivered effectively. ...

Senior D365 Business Analyst

As the Senior D365 Business Analyst, you will lead the analysis and design of business processes and systems that support our strategic objectives. This role will act as a key liaison between stakeholders and technical teams, ensuring requirements are clearly defined, documented, and delivered effectively. ...

Senior D365 Business Analyst

As the Senior D365 Business Analyst, you will lead the analysis and design of business processes and systems that support our strategic objectives. This role will act as a key liaison between stakeholders and technical teams, ensuring requirements are clearly defined, documented, and delivered effectively. ...

Global Data Strategy Lead

WPP is the trusted growth partner for the world’s leading brands. We unitecutting-edge media intelligence and data solutions, world-class creativity, next-generation production, transformative enterprise solutions and expert strategic counselin a single company –powered by exceptional talent and our agenti ...

Head of Backstage Marketing

The Platform team creates the technology that enables Spotify to learn quickly and scale easily, enabling rapid growth in our users and our business around the globe. Spanning many disciplines, we work to make the business work; creating the infrastructure, tooling, frameworks, and capabilities needed to w ...

Head of Backstage Marketing

The Platform team creates the technology that enables Spotify to learn quickly and scale easily, enabling rapid growth in our users and our business around the globe. Spanning many disciplines, we work to make the business work; creating the infrastructure, tooling, frameworks, and capabilities needed to w ...

Staff iOS Engineer

Company Description Depop is the community-powered circular fashion marketplace where anyone can buy, sell and discover desirable secondhand fashion. With a community of over 35 million users, Depop is on a mission to make fashion circular, redefining fashion consumption. Founded i ...

Remote Senior Platform Engineer – Cloud & DevEx

Are you one of that rare breed who combines agile product engineering skills with a love of infrastructure as code and slick deployment engineering? Do you enjoy working closely with agile product teams to improve their lives while making state-of-the-art delivery practices an out-of-the-box default? A ...

Senior Platform Engineer

Are you one of that rare breed who combines agile product engineering skills with a love of infrastructure as code and slick deployment engineering? Do you enjoy working closely with agile product teams to improve their lives while making state-of-the-art delivery practices an out-of-the-box default? A ...

Beginner AI Developer Online Bootcamp (Hounslow)

Junior AI Developer Programme Job Support Included Complete online training designed to help you enter junior AI and developer roles. Study part-time, build coding and AI fundamentals, and receive structured job support to help you secure your first role. The Programme This 10 14 week online programme c ...

Junior AI Developer Training Course (Croydon)

Junior AI Developer Programme Job Support Included Complete online training designed to help you enter junior AI and developer roles. Study part-time, build coding and AI fundamentals, and receive structured job support to help you secure your first role. The Programme This 10 14 week online programme c ...

Junior AI Developer Training Course (Merton)

Junior AI Developer Programme Job Support Included Complete online training designed to help you enter junior AI and developer roles. Study part-time, build coding and AI fundamentals, and receive structured job support to help you secure your first role. The Programme This 10 14 week online programme c ...

AI Security Architect

The AI Security & Governance Architect is a senior individual contributor role within IQVIA’s Security Architecture team. Artificial intelligence and generative AI are transforming how IQVIA operates — from developer productivity and business workflows to data analytics and clinical innovation. As adoption accel ...

Head of Sales, UK

About EatClub At EatClub, we believe restaurants and bars are the beating heart of every city’s culture. Whether it's discovering a hidden gem, grabbing a late-night takeaway, or meeting friends for a drink, our mission is simple: help the hospitality industry thrive through smart, powerful tech.< ...

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 ...

Volunteer iOS Developer (SwiftUI) — Climate Action

The Climate App is looking for a Volunteer iOS Developer to help build the world's greatest sustainability platform, aimed at connecting communities and tracking impact against climate change. You will be involved in developing meaningful features using SwiftUI. If you're passionate about making a diff ...

Servicenow Developer (SC Cleared) INSIDE IR35

Senior ServiceNow Developer (x2) Location: London, UKWorking Model: HybridSecurity Clearance: Active SC Clearance required (must already hold valid SC Clearance)Experience: 6‑10 years Role Overview We are seeking two experienced Sen ...

Python Developer & AI Engineer (Forward Deployed)

London, UK | Hybrid – 3 days in office Rate: Inside IR35 We are seeking a Python Developer & AI Engineer (Forward Deployed) to join a fast-moving team working across AI platform engineering and direct collaboration with the Investment Team. The role is split approximately 60/40 between ...

PowerApps Developer, Hybrid, Central London, 70k,

Power Apps Developer Power Apps Developer is required for an architectural firm near Charing Cross, London, with a salary of up to £70,000. Hybrid, 1 day remote. The role involves developing PowerApps and Power Automate solutions to improve internal processes and client‑facing activities. The com ...

Senior Fabric & Product Developer – Luxury Womenswear

SALONI in Clerkenwell, Central London seeks a Senior Product & Fabric Developer to enhance product and fabric development across collections. This dynamic role requires attention to detail and effective communication with suppliers to ensure timely delivery of high-quality fabrics. The ideal candidate ...

Senior IDMC/IICS Developer — Hybrid London

Randstad Technologies Recruitment is seeking a Senior IDMC/IICS Developer for a hybrid position in London. The role involves designing and optimizing cloud-based data integration solutions using Informatica IDMC/IICS services. The ideal candidate should have 6-8 years of experience in ETL/Data Integrat ...

Graduate Software Developer (C++) — Mentorship & Placements

mthree is seeking a Junior Software Developer to join their Graduate Program in Greater London. The role offers training tailored to industry needs, ongoing support, and the chance to work with leading global employers. Successful candidates will analyze specifications, design technical solutions, and ...

iOS developer | dev | for climate change!

Volunteer iOS Developer We’re building the world's greatest sustainability platform that helps people take real action against climate change – connecting communities, tracking impact, and making sustainability simple and accessible for everyone. We’re looking for volunteer iOS developers ...

Remote Power Platform Copilot Studio Developer

Huxley is seeking a fully remote Power Platform Developer with expertise in Microsoft Copilot Studio. This role involves designing intelligent solutions to enhance user experiences and streamline processes, requiring strong Power Platform skills including Power Automate and Dataverse, along with understanding ...

Senior ServiceNow Developer | Hybrid | SC Clearance

Intuition IT Solutions Ltd is looking for two experienced Senior ServiceNow Developers for a significant project in London. The role requires a strong track record in delivering ServiceNow solutions, specifically in ITSM, ITOM, and CMDB environments. You will work closely with technical teams and stakeholders ...

Senior Back End Developer (Python/Azure)

Senior Backend Developer (Python / Azure) 550 per day INSIDE IR35 6 months UK-based - once a week in London Role Hands‑on backend developer building and integrating Python-based services within a secure, enterprise environment. Focus on API development, system inte ...

VALRHONA V.I.E Junior Business Developer UK

Reporting to the Sales Manager, you will support the commercial development of several premium brands across the UK market through close collaboration with our distribution partners and clients. You will play a key role in developing brand visibility, supporting distributors performance and driving ...

Fintech Quant Developer: Production Data Tools

A fintech startup is looking for a quantitative developer passionate about financial data. This full-time role involves collaborating on product features, building data processing pipelines, and deploying production-grade code. Ideal candidates should have strong Python skills, SQL experience, and a background i ...

Salesforce Admin/Developer Financial Services Cloud

Rothstein Recruitment Ltd is looking for a Salesforce Administrator/Developer to support a major UK bank's Salesforce platform. The successful candidate will work closely with technical leads to manage BAU requests and enhance platform functionalities, specifically focusing on the Financial Services Cloud and ...

Tagetik & ETL Developer for Finance Systems

Capgemini in London is looking for an experienced CCH Tagetik + ETL Developer to oversee the planning and execution of projects in the insurance domain. You will develop applications, provide system administration support, and enhance reporting processes. Your role will involve working closely with fin ...

Quantitative Developer & Model Validator (C++/Python)

Marex Group in Greater London is seeking a Quantitative Developer / Model Validator to support the validation of algorithmic trading models and quantitative tools. The role involves reviewing C++ implementations, validating statistical trading strategies, and producing clear documentation. The ideal ca ...

Salesforce Marketing Cloud/Data Cloud Developer

Role – Salesforce Marketing/Data Cloud Developer Location – London, UK (You must hold active UK SC Clearance (or be able to transfer an active clearance) About the role: You’ll be a hands‑on SFMC practitioner designing and building personalised, multi‑channel ...

Developer Experience Engineer — Build Demos & Docs

Cast AI in Greater London is seeking a Developer Advocate to build tutorials and engage with the developer community around their open-source AI inference platform, Kimchi. The role involves creating technical content, participating in discussions, and representing the company at events. Ideal candidat ...

VP, Algo / Smart Order Router Developer

VP, Algo / Smart Order Router Developer | London I'm working with a leading electronic trading business seeking an experienced Algo Developer to help build the next generation of execution and routing technology. This is a genuinely greenfield opportunity where you'll play a key role design ...

Quant Developer: AI Driven Trading Systems

Hunter Bond is seeking a Quant Developer to join an ambitious investment firm focused on building high-performance trading systems across multiple asset classes. The role involves designing, building, and optimizing trading systems that directly impact profitability from day one. Candidates should poss ...

VP Quantitative Developer — Hybrid London, HPC

Citibank (Switzerland) AG is seeking an experienced Quantitative Developer in London to join the Numerical Performance Group. This team is critical in designing, developing, and deploying Citi's core high-performance C++ numerical library, enhancing pricing and risk management capabilities. The ideal c ...

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 Business Developer Gift Card UK

Senior Business Developer Gift Card - UK London, England Join our Movement and Champion Restaurant Culture! At TheFork we believe that the best things in life happen around the table, and we are on a mission to connect the world’s favorite restaurants and the broadest commu ...

UK Renewable Energy Growth & Project Developer

A leading renewable energy firm in the UK is seeking a Business Developer to nurture and expand relationships within the renewable sector. The ideal candidate will have over 3 years of experience in the UK renewable sector, a relevant degree, and strong analytical and organisational skills. Key responsibilities ...

Frontend Developer: Experimentation & UX for News

NewsUK is seeking a Front End Developer to join their Customer Optimisation team in London. This role involves enhancing the front‑end of The Times and Sunday Times digital products while collaborating with internal marketing and subscription stakeholders. Key requirements include proficiency in Javasc ...

AI Powered People & Finance Systems Developer

Kaluza, located in London, seeks a People & Finance Systems Developer to transform operations through AI. The role is designed for individuals with a Computer Science degree and 1-2 years of experience, focusing on integrating AI tools with internal systems like Workday and Slack. You'll collaborate wi ...

Knitwear Product Developer: Concept to Production

Burberry is seeking a Product Developer to shape its Knitwear collections from concept to production in London. This role collaborates closely with Design and Product Engineering to translate creative visions into high-quality products while managing timelines, quality, and cost. The ideal candidate wi ...

Developer Experience Engineer for AI Hardware

Fractile is striving to redefine computing for AI, seeking Developer Experience Engineers who will design tools for running and optimising large language models. You will collaborate with various engineering teams and create documentation for developers engaging with our platform. The ideal candidate h ...

Senior Platform Architect: Internal Developer Platform

Factset is seeking a Platform Architect to unify its developer infrastructure, delivering a Platform as a Service. Responsibilities include leading architecture decisions, evaluating technologies, and collaborating with various teams to improve platform capabilities. The ideal candidate should have ext ...

Quantitative Investment Strategies(QIS) Platform Developer

Overview Quantitative Investment Strategies(QIS) Platform Developer Join Barclays’ QA Equity & Hybrid Products team as a QIS Platform Developer to support the next-generation Quantitative Investment Strategies (QIS) platform. Partnering with Trading, Structuring, Strats, and Technol ...

Quant Developer: Build Scalable Trading Tools

A global technology-driven investment firm seeks a Quant Developer to bridge quantitative research and engineering. This role involves developing scalable software for data analysis, backtesting, and trading systems. Candidates should have a degree in a relevant field and 2+ years of experience with Python, C++, ...

Applied Machine Learning Engineer Developer Publications

Summary Posted: 07 May 2026 Weekly Hours: 35 Role Number: Apple is where individual imaginations gather together, committing to the values that lead to great work. Every new product we build is the result of us making each other’s ideas stronger. That happens because eve ...

Impactful React Native Developer – FinTech (London)

A well-established trading brokerage in London is looking for a talented React Native Developer to join their growing technology team. You will play a key role in building innovative trading applications, taking ownership of the project and utilizing your expertise in mobile app development. This is a full-time ...

Python Developer: AI & Automation | Hybrid London

A leading legal consulting firm in London seeks a Python Developer specializing in AI and automation. The role requires extensive experience in Python and API development, as well as familiarity with Azure technologies. Candidates should be skilled in designing automation workflows and integrating AI solutions i ...

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