7,457+ Java Python Developer 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

Cosmology Specialist Fully Remote | Upto $100/hr

About the job Mercor connects elite creative and technical talent with leading AI research labs. Headquartered in San Francisco, our investors include Benchmark, General Catalyst, Peter Thiel, Adam D'Angelo</st ...

Associate, Compliance Analyst

Responsibilities: Support compliance monitoring and reporting activities.Help maintain and enhance compliance dashboards, reports, data checks and workflow tools using technologies such as Phyton, SQL, Power BI and Excel.Support the broader Legal & ...

Computational Biologist Fully Remote | Upto $100/hr

About the job Mercor connects elite creative and technical talent with leading AI research labs. Headquartered in San Francisco, our investors include Benchmark, General Catalyst, Peter Thiel, Adam D'Angelo</st ...

Senior Network Engineer

Senior Network EngineerLocation: NorwichSalary: Up to £70,000The OpportunityThis is a fantastic opportunity for a Senior Network Engineer who thrives on solving complex technical challenges and wants to be at ...

Controllable Video Generation Researcher

Business UnitLIGHTSPEED STUDIOS is made up of passionate players who advance the art & science of game development through great stories, great gameplay, and advanced technology. We are focused on bringing next generation experiences to gamers who want to enjoy them anywhere, anytime, ...

Client Services Trading Consultant

Murex is a global fintech leader in trading, risk management and processing solutions for capital markets.Operating from our 19 offices, 3 400 Murexians from over 65 different nationalities ensure the development, implementation and support of our platform which is used by banks, asset managers, corpor ...

Senior Catastrophe Risk Analyst

Tokio Marine Kiln (TMK) are looking for a Senior Catastrophe Risk Analyst to join our Exposure Management team, supporting global catastrophe portfolios across non-natural risks, with a particular focus on Cyber.Reporting to the Senior Catastrophe Risk Manager, you’ll deliver high-impact analyti ...

Lead Data Engineer

Working EnvironmentData engineering work is grounded in real operational needs, often involving imperfect data, technical constraints and organisational complexity. Engineers work closely with delivery teams and stakeholders to understand problems end to end and deliver robust, production-grade ...

Asset Management, Institutional Strategy & Analytics, Quant, Associate, London

Introductory Marketing LanguageJoin a front office team at JPMorgan Chase and help shape the future of institutional investment management. As an Institutional Strategy and Analytics Analyst, you’ll collaborate with professionals across asset allocation, optimization, and actuarial science to deliver innovati ...

Senior Data Engineer London

Description Senior Data Engineer | LondonLocation: London (Hybrid 4 days in office: Monday, Tuesday, Wednesday)Salary:** £55,000 £75,000 (DOE)Ref:** J13073A fast-growing AI SaaS company is building the data bac ...

Senior Applied Diffusion Engineer

Job DescriptionThe Senior Applied Diffusion Engineer will lead the development of controllable image generation systems focused on fashion, styling, and visual consistency. This role will design and productionise LoRA pipelines, outfit generation systems, virtual styling workflows, and ad ...

Actuarial Intern Capital Modelling

Capital modelling involves quantifying the risks faced by SCOR. The process of understanding and quantifying these risks allows exposure to various teams and lines of business.The successful candidate thrives in a collaborative environment and is eager to develop their actuarial expertise within a spec ...

Business Automation Associate

Job DescriptionAs a Business Automation Associate, you will play a critical role in transforming ASOS product operations, enabling smarter, faster and more efficient ways of working. You’ll join our existing Business Operations team, focusing on driving efficiencies through automation and ...

Video Generation Content Understanding and Feedback Researcher

Business UnitLIGHTSPEED STUDIOS is made up of passionate players who advance the art & science of game development through great stories, great gameplay, and advanced technology. We are focused on bringing next generation experiences to gamers who want to enjoy them anywhere, anytime, ...

Settlements Analyst – PPA’s, Gas & LNG

Our client is a global energy & commodity trading group and one of the most exciting and commercially driven Commodity Trading houses in the industry! As a member of the wider EMEA Financial Operations team, the successful candidate will be responsible for the accurate reconciliation and settle ...

Trade Flow Support Trading Infrastructure Support

Position Overview:The Trading Infrastructure Support Engineer will be part of a highly talented team of support engineers responsible for ensuring high availability of Squarepoint’s mission critical services such Infrastructure as a Service (IaaS), Build & Deploy, Research and Trading. The candi ...

Quantitative Trading & Research Global Credit & Syndicate Electronic Risk Manager Associate

Join our Global Credit Automated Trading Strategies desk in London as an Electronic Risk Manager. This role is ideal for individuals passionate about finance and eager to set and achieve challenging goals within a trading floor environment.As an Associate in the front office team, you will be instrumen ...

Financial Analyst, Operations Finance

You’ll will be supporting our Fulfillment Center network in the UK. These facilities are at the heart of Amazon’s rapidly growing business: they’re where we manage our fast-moving inventory. Our associate teams stow deliveries, pick products, package them up and ship them out: each of these groups have played th ...

Quantitative Researcher

About the PositionWe are looking for Quantitative Researchers to help us build models, strategies, and systems that price and trade financial instruments. You’ll work side by side with experienced researchers who are committed to teaching, guiding, and supporting our newest hires, learning h ...

Low Latency Market Data Engineer

What you ’ll doIn this role, you will work as part of a team responsible for the design, engineering, implementation, and 3rd level support of the Linux and Market Data systems. Specifically, you will:Manage, communicate, and implement infrastructure changes, upgrades, and migrations on Linux co-locat ...

Business Automation Associate

Job DescriptionAs a Business Automation Associate, you will play a critical role in transforming ASOS product operations, enabling smarter, faster and more efficient ways of working. You’ll join our existing Business Operations team, focusing on driving efficiencies through automation and ...

Senior Settlements Analyst

Our client is a global energy & commodity trading group and one of the most exciting and commercially driven Commodity Trading houses in the industry! The successful candidate will be responsible for the accurate reconciliation and settlement of trades across a global portfolio, with a particul ...

Actuarial Intern Capital Modelling

Capital modelling involves quantifying the risks faced by SCOR. The process of understanding and quantifying these risks allows exposure to various teams and lines of business.The successful candidate thrives in a collaborative environment and is eager to develop their actuarial expertise within a spec ...

Shift Trader

Working Hours: This role requires working on shifts to support 24/7 coverage across regionsRole OverviewSquarepoint is building a Central Trading & Monitoring team to ensure around-the-clock supervision of trading activities and operational processes. As a Shift Trader, you wil ...

Trade Flow Support Trading Application Support

Position Overview:Manage global trading platform readiness: pre-trading & post-tradingProvide monitoring and support for end to end transaction flow across the trading platformQuickly identify, analyze and correct alerts & issues and/or escalate to minimize trade f ...

Applied Mathematics Specialist Fully Remote | Upto $100/hr

About the job Mercor connects elite creative and technical talent with leading AI research labs. Headquartered in San Francisco, our investors include Benchmark, General Catalyst, Peter Thiel, Adam D'Angelo</st ...

Data Analyst

Principal responsibilities will involve:Turn large quantities of complex client data into insights which can be used to inform decision making and drive business benefitAre quick to identify incomplete and diverse data sets, pin pointing data issues which may affect the accurac ...

Business Resiliency Associate

Join the ICB business resiliency governance team to turn complex resiliency, risk, and control data into clear, audit-ready insights that demonstrate preparedness across critical services. As a Business Resiliency Associate within the ICB’s business resiliency governance team, you support and enhance t ...

Cosmology Specialist Fully Remote | Upto $100/hr

About the job Mercor connects elite creative and technical talent with leading AI research labs. Headquartered in San Francisco, our investors include Benchmark, General Catalyst, Peter Thiel, Adam D'Angelo</st ...

Trade Flow Support Trading Infrastructure Support

Position Overview:The Trading Infrastructure Support Engineer will be part of a highly talented team of support engineers responsible for ensuring high availability of Squarepoint’s mission critical services such Infrastructure as a Service (IaaS), Build & Deploy, Research and Trading. The candi ...

Founding Engineer

Job Description We're building the future of Revenue Management. AI agents that give short-term rental operators and independent hotels more money for less effort. We integrate directly with Booking.com, Airbnb, and PMS platforms via deep private API connections.The role ...

Commodities Quantitative Researcher – Systematic Global Macro

Commodities Quantitative Researcher – Systematic Global MacroLocation: Flexible (Preference for Zug, Switzerland)Salary Range: In region of $150,000 to $250,000 OTE (Dependant on performance)About the Role: An exciting opportunity has arisen for a talented Commoditi ...

Quantitative Trading & Research Global Credit & Syndicate Electronic Risk Manager Associate

Join our Global Credit Automated Trading Strategies desk in London as an Electronic Risk Manager. This role is ideal for individuals passionate about finance and eager to set and achieve challenging goals within a trading floor environment.As an Associate in the front office team, you will be instrumen ...

Senior Energy Analyst

Sovereign AI is a UK-based AI infrastructure and solutions provider building the next generation of sovereign-grade AI data centres across EMEA. Designed for resilience, security, and scale, Sovereign AI enables commercial and government customers to deploy advanced AI with confidence in environments wh ...

Asset Management, Institutional Strategy & Analytics, Quant, Associate, London

Introductory Marketing LanguageJoin a front office team at JPMorgan Chase and help shape the future of institutional investment management. As an Institutional Strategy and Analytics Analyst, you’ll collaborate with professionals across asset allocation, optimization, and actuarial science to deliver innovati ...

Lead AI Enabled Software/DevOps Engineer

What You'll Be Doing- Provide technical leadership across AI-enabled software and DevOps engineering teams- Set architectural direction for API-first design, system integration, and platform enablement for AI- Lead the evolution of legacy or existing applications towards modern, service-b ...

Associate, Compliance Analyst

Responsibilities: Support compliance monitoring and reporting activities.Help maintain and enhance compliance dashboards, reports, data checks and workflow tools using technologies such as Phyton, SQL, Power BI and Excel.Support the broader Legal & ...

Client Services Trading Consultant

Murex is a global fintech leader in trading, risk management and processing solutions for capital markets.Operating from our 19 offices, 3 400 Murexians from over 65 different nationalities ensure the development, implementation and support of our platform which is used by banks, asset managers, corpor ...

Cloud Analyst

Cloud Analyst- Platform EngineeringWe are currently recruiting for a Cloud Analyst with AI experience to join one of our Insurance clients on a 6-month contract.Inside IR35HybridKey ResponsibilitiesDevelop, implement, and maintain Azure, AWS and ...

Network & Automation Engineer / Architect (m/w/d)

Network & Automation Engineer / Architect (m/w/d) Start: 01.09.2026 Laufzeit: bis 30.06.2027 Pensum: 100 % Arbeitsort: Bern und Zürich / Hybrid Präsenz: ca. 1 Tag pro Woche in Bern und 1 Tag pro Woche in Zürich; bei Bedarf teilweise ...

Asset Management EMD Support Portfolio Manager Associate

Emerging Markets Debt (EMD) – Quantitative Solutions & Portfolio Construction (Associate)Executive SummaryThis Associate role sits within the Emerging Markets Debt platform, supporting portfolio managers across Local, External, Corporate, and Blended< ...

Computational Biologist Fully Remote | Upto $100/hr

About the job Mercor connects elite creative and technical talent with leading AI research labs. Headquartered in San Francisco, our investors include Benchmark, General Catalyst, Peter Thiel, Adam D'Angelo</st ...

Senior Research Engineer

Job DescriptionOverviewAs a Senior Research Engineer, you are expected to lead engineering efforts on complex research projects that advance both applied and theoretical aspects of AI. This role is ideal for individuals who excel at optimizing algorithms, ensuring scalability, and aligning engineering ...

Securities Financing Specialist

About the PositionWe are looking for a financing professional to support and develop Jane Street's EMEA financing capabilities across multiple asset classes. To thrive in this role, you’ll need prior experience developing financing solutions at a bank or buy-side firm and strong relationship ...

ASIC Physical Design Engineer

About the PositionWe are looking to hire an ASIC Physical Design Engineer to help us design, test and deploy advanced hardware. 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 i ...

Technical Assistant ILM London

Résumé du poste: Job DescriptionPosition SummaryThe Technical Assistant position is an exciting opportunity for a technical individual who enjoys problem solving and a passion for cutting edge technology to contribute across all aspects of production at ILM.</p ...

Senior Machine Learning Engineer

Working EnvironmentYou will operate with a high degree of autonomy, owning work end-to-end and engaging closely with both technical and non-technical stakeholders. Delivery is supported by a strong technical assurance and review culture, encouraging challenge, learning and high standards. ...

Pharmacokinetics Systems Biology Expert

About the job Mercor connects elite creative and technical talent with leading AI research labs. Headquartered in San Francisco, our investors include Benchmark, General Catalyst, Peter Thiel, Adam D'Angelo</st ...

Bayesian Statistics Expert Problem Designer

About the job Mercor connects elite creative and technical talent with leading AI research labs. Headquartered in San Francisco, our investors include Benchmark, General Catalyst, Peter Thiel, Adam D'Angelo</st ...

Data Engineer

Profile: Join us at a pivotal stage in our data transformation journey as we bring multiple systems together into a unified enterprise data platform. Working with T-SQL, SSIS, and modern data engineering practices, you'll help solve complex integration challenges, build trusted data assets, and sh ...

🚀 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 Python Developer Jobs in London Job Search Guide, Trends and Insights