Back End Developer Java Spring Bootpython Jobs in London, UK

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

Senior Developer C# React Investment Banking

About Talan At Talan, we deliver technology solutions in partnership with leading global clients. We are currently supporting one of our long standing clients in building and enhancing a front office risk and valuation platform used in a fast paced, real time environment. The Role ...

Public Sector Salesforce Developer (SC Eligible)

NTT DATA is looking for a Salesforce Developer to join its Salesforce Delivery team in London, focusing on clients in the Public Sector Domain. The ideal candidate will have over 3 years of Salesforce development experience and knowledge of Public Sector Solutions and OmniStudio, along with a range of certificat ...

Dynamics 365 CRM & Power Platform Developer

EC Markets UK is seeking an experienced Microsoft Dynamics CRM Developer to enhance and customize the company's CRM system using Power Platform. The role involves designing solutions, developing plugins, and integrating with external systems to ensure performance and reliability. Candidates should have 3-6 years ...

Developer – Global Threat Intelligence (Senior Associate)

PwC is seeking a developer to join our Threat Intelligence practice, building the bespoke platforms and automation that underpin our global intelligence capability. Our Threat Intelligence team delivers research‑driven, actionable intelligence to public and private sector organisations worldwide. W ...

Risk Engine Developer Python, Data & Cloud

A financial services company in Greater London is seeking a Software Developer to join its Risk Engines team. The role entails enhancing key Risk Engines and integrating applications while utilizing full-stack Python development and cloud technologies such as AWS. Candidates should possess strong skills in numer ...

Python Quantitative Developer (Credit & Capital Management)

We are seeking a Python Quant Developer to support initiatives across Credit and Capital Management. The role focuses on building and enhancing analytics and tools used for risk measurement, capital calculations, and credit-related workflows within a quantitative environment. You will < ...

Quantitative Developer (Multi Strat Hedge Fund)

A leading multi-strategy hedge fund is looking to hire a Credit Strat Developer to join a high-performing team supporting credit-focused PMs across London and APAC. This is a front-office aligned role, working closely with a profitable desk to build and enhance tools across the full trading lifecyc ...

Senior Quant Developer – Structured Finance & MBS

Clearwater Analytics, Ltd is seeking a Senior Quantitative Developer to enhance and expand their structured finance product suite, specifically focusing on MBS, ABS, and CLOs. The role involves developing valuation models, integrating third-party data, and collaborating with cross-functional teams. Ideal candida ...

Senior Quantitative Developer Hybrid, Bonus & Growth

hackajob is seeking a Senior Quantitative Developer (VP) in Greater London to design and validate pricing models. This role involves creating financial pricing libraries and risk algorithms while utilizing data analysis techniques. The ideal candidate will have strong financial markets experience, proficiency in ...

Senior Python Developer – Equities, Hybrid London

emagine is seeking a skilled Python Developer for a hybrid role in London. The ideal candidate will design and enhance systems supporting derivatives, with a strong background in Python, React, and web frameworks like FastAPI or Django. Responsibilities include full-stack feature delivery and collaboration with ...

Senior Python Developer AI Platform & Microservices

Prolo is looking for a Python Developer to help build an AI-powered procurement platform for the construction industry. This role involves working across the entire technology stack, from backend services to infrastructure. The ideal candidate will have over 5 years of experience in software engineering, strong ...

Lead Developer AI First Frontend & Platform

Trinity College London is seeking a Lead Developer for a small innovation team focusing on AI-driven music and language teaching products. This role involves enhancing a pilot codebase and collaborating with AI, DevOps, and Data specialists. Applicants should have expert knowledge in ReactJS and Next.js, strong ...

Sr Python Developer – Trading / Risk Platforms

We are looking for a Python Developer with strong experience in trading and risk management systems within investment banking. The role involves building backend applications and data processing logic supporting risk calculations, trade workflows and reporting. Key Responsibilities <ul ...

Hybrid C# .NET Developer — Banking Projects

Adecco is seeking a C# .Net Developer to join their banking client in Canary Wharf. This hybrid role involves designing robust applications using C# and .Net frameworks, collaborating with teams, troubleshooting existing applications, and participating in code reviews. Candidates must have proven experience in C ...

XR Software Developer: Immersive Architecture Visualization

Foster + Partners is seeking a Software Developer – XR to create immersive applications that enhance architectural design and collaboration. Candidates should possess strong experience in interactive XR development, advanced knowledge of Unreal and/or Unity, and solid programming skills in C++ and/or C#. The rol ...

Senior Earnix Developer Insurance Pricing Architect

EXL is seeking a Data Management and Analytics Developer to lead Earnix pricing solutions implementation in their Insurance business. The ideal candidate will have over 5 years of experience in insurance technology, with a strong background in Earnix systems, cloud technologies, and APIs. The position offers a c ...

SwiftUI iOS Developer — Performance, Testing & Accessibility

Technical Skills Programming Languages: Swift, SwiftUI, Obj-C Familiarity with Restful APIs to connect iOS applications to back-end services. Experience with Performance and Memory Tuning with tools such as instruments Experience with threading and performance tunin ...

Senior SharePoint Administrator & SPFx Developer – Hybrid

Eutopia Solutions is seeking a Senior SharePoint Administrator in London for a hybrid position. The role involves designing and developing SharePoint environments, leading migrations from SharePoint 2016 to modern platforms, and managing system administration tasks. Strong hands-on experience with SharePoint SE, ...

Software Developer Graduate: September 2026 London

Overview Susquehanna is seeking talented graduates to join their growing London office in September 2026. As a Software Development Graduate at Susquehanna, you will be working with senior technologists from the beginning of your programme who will act as your mentors throughout. Your role ...

Senior C++ Developer (Hybrid, UK Based)

Senior C++ Developer (Hybrid, UK-Based) Location: London Salary: £80,000 - £100,000 + EMI Share Options + Private Medical Insurance Vacancy Type: Full-time, Permanent We take care of time, so our customers don’t have to. At Hoptroff, ...

Product Developer: Accessories & Clothing (Rapid Launch)

Y2K Vintage, a fast-growing vintage retail company in Greater London, is seeking a Product Developer for Accessories & Clothing. In this hands-on role, you will lead the development of small-scale product categories, managing the entire production process from concept to launch. Ideal candidates will have at lea ...

Quantitative Risk Developer – Derivatives Portfolio risk

Talensa are partnered with a fast growing and innovative International Financial Services Markets Infrastructure and Consulting firm. Permanent, Associate Director Level. London, UK. This is a great and versatile role, looking for a Quantitative Developer to join the team responsibl ...

Salesforce Developer: Build Scalable CRM Solutions

X4 Technology is seeking a Salesforce Developer in Greater London, United Kingdom. The role focuses on designing and developing scalable Salesforce solutions and delivering business change initiatives. The ideal candidate has less than 5 years of experience in Salesforce development, strong skills in Apex and Li ...

Remote Salesforce Developer for Education Nonprofit

Ignite Hubs is seeking an experienced Salesforce Developer to enhance their Salesforce for Nonprofits solution. The role involves maintaining customisations, integrating APIs, and ensuring quality standards in development. Ideal candidates will have over three years of Salesforce experience and the ability to wo ...

Senior Salesforce Developer & Technical Lead (Remote)

An established industry player in consulting seeks a Senior Salesforce Developer and Technical Lead to join their dynamic team. This role offers the opportunity to work on transformative projects within the fintech and insurance sectors, leveraging your expertise in Salesforce technologies such as Apex, LWC, and ...

Python AI Full Stack Developer (LangChain)

An innovative engineering consultancy in Greater London is seeking an experienced Python AI Developer. The ideal candidate should possess strong Python development skills and proven experience with AI agents and microservices. Responsibilities include building AI solutions, mentoring team members, and ensuring h ...

Senior Rates Real Time Risk Developer

Engineer the future of global finance. At Citi, our Tech team doesn’t just support finance – we are helping to redefine it. Every day, $5 trillion crosses through our network. We do business in 180+ countries operating at a scale few can match. From deploying advanced AI to helping shape global markets, ...

Hybrid Python Developer for Enterprise Apps

Tata Consultancy Services is seeking a Python Developer in the UK to design, develop, and maintain in-house applications. The role requires proficiency in Python, experience with Agile methodologies, and familiarity with database systems, especially Oracle. Ideal candidates will collaborate across teams and deve ...

Salesforce Developer / Technical Lead (Service Cloud)

Salesforce Developer / Technical Lead (Service Cloud) Location: London Bridge, Hybrid (2 days office-based, 3 days remote working) Salary: Up to £85,000 (dependent on experience) About the Role We are seeking a skilled and motivated Salesforce Developer / ...

Senior Quant Developer: Derivatives Risk & IMM

Talensa Partners is looking for a Quantitative Developer in London. This role is key for maintaining and enhancing Derivatives risk - Initial Margin Model (IMM) and analytics infrastructure. Candidates should have strong programming skills in Python, knowledge of risk modeling, and a Master's in a quantitative d ...

Quantitative C++ Developer – Rates & Credit Derivatives

HSBC is seeking a C++ Developer to join their Fixed Income Currencies and Commodities (FICC) Quants team in London. The candidate will assist in designing and implementing pricing and risk infrastructure, supporting quantitative modellers, and developing necessary tooling. Required qualifications include 3-7 yea ...

Lead Site Reliability Developer CSRE Consulting

Job Summary Lead Site Reliability Engineer – CSRE Consulting Location: London, United Kingdom Division: Ticketmaster UK Limited Line Manager: Engagement Lead, CSRE Consulting Contract Terms: Permanent, 40 hours per week Role Overview As a Lead Sit ...

Regional AI & Developer Platform Solutions Architect

Cloudflare is seeking a Solution Architect for its AI/Developer Platform. You will lead sales initiatives and collaborate with cross-functional teams to enhance customer adoption of Cloudflare's solutions. Ideal candidates have 3+ years' experience in technical sales, strong expertise in cloud technologies, and ...

Senior Salesforce Developer — Lightning, Apex & DevOps

Falcon Smart IT (FalconSmartIT) is seeking a skilled Salesforce Developer in Greater London, UK. This role requires extensive experience with Salesforce implementations, particularly in customization and technical solutions using Salesforce Lightning and associated tools. The ideal candidate will have a solid un ...

Lead Developer – Revenue Apps & Azure (Hybrid)

Transport for London is seeking a Lead Developer for a permanent position to design and develop high-complexity software across Revenue Applications. The ideal candidate will provide technical guidance in an Agile team and develop components for the Contactless platform. Salary ranges from £80,000 to £87,000 wit ...

Senior C++ Developer Linux SQL FinTech

Senior C++ Developer / Backend Software Engineer (C++ Linux SQL) London / WFH to £120k Are you a backend focused Senior C++ Developer looking for an opportunity to progress your career, working on complex and interesting systems where you can see the impact of your work? You could be join ...

SwiftUI iOS Developer for Migration & TDD

Avensys Consulting UK is seeking a skilled developer with strong expertise in SwiftUI. The ideal candidate should have at least eight years of iOS experience and be proficient in debugging SwiftUI code. Responsibilities include producing high quality software, collaborating within permanent teams, and managing t ...

C# Developer .Net AWS AI Finance

C# Developer / Software Engineer (.Net AWS AI) London / WFH to £80k Are you a C# Developer with finance experience? You could be progressing your career at a boutique Asset Manager that specialise in Fixed Income markets and have multi‑billion dollars under management. What's in ...

Product Developer (Powder Blends or Beverages)

Job Title: Product Developer (Powder Blends or Beverages) Reports to: Technical & Product Manager Works With: NPD, Operations, Marketing, Commercial, Supply Chain & Manufacturing Partners Employment Eligibility: Must have full right to work in the UK - No VISA sponsorship R ...

Frontend Developer – Trading Analytics UI (Contract)

X4 Technology is seeking a Contract UI Software Developer for a leading energy trading firm in Greater London. This role involves designing and building web applications using React, Svelte, and TypeScript as part of an ETRM transformation program. Candidates should have experience with UI-heavy applications and ...

Senior Salesforce Developer: Lightning & API (Hybrid)

Intuition IT Solutions Ltd is seeking a Salesforce Developer to design technical solutions and customize Salesforce Lightning applications. The ideal candidate will have extensive experience in Salesforce development, including Apex, SOQL, and Lightning Web Components. Responsibilities include managing Salesforc ...

Senior .NET Developer: Risk & Trading Platforms

Hyra is seeking a Senior Software Developer in Greater London to design and maintain robust platforms for complex risk calculations and high-throughput financial data processing. The role demands expertise in C#, .NET, and SQL Server, contributing to high-impact systems in a collaborative Agile environment. Succ ...

Android Developer Hybrid (Glasgow) + Share Scheme

Onyx-Conseil is seeking an Android Developer to join their mobile engineering team in the Greater London area. You will be responsible for designing and developing high-performance Android applications using modern technologies and Agile practices. This hybrid position requires one day per week on-site in Glasgo ...

Senior Ruby Developer Remote, Performance & Scalability

Opus Recruitment Solutions is seeking a Senior Ruby Developer for a remote role to optimize a Ruby on Rails application. The position lasts for an initial 3-month contract with a high likelihood of extension. Responsibilities include identifying performance bottlenecks, improving application scalability, and del ...

Senior Python Developer in London GroupM

Qualifications Proven experience and a passion for developing and operating data-oriented solutions Experience in AdTech technology highly desired Tools and Technologies The ideal candidate should have experience with the following tools and technologies: ...

Senior UI Developer £165k + Bonus London

Our client is a rapidly growing fintech start-up building next-generation technology for the FX and cryptocurrency trading markets . Their platform powers modern, high-performance trading infrastructure used by participants operating in fast-paced global financial markets. You’ll be joining a ...

Senior Python Developer – eTrading & FIX Connectivity

DXC Luxoft is partnering with a major commodity trader to build out their eTrading capability . Our client plans to trade against a bespoke risk‑neutral model that identifies key risk factors within specific portfolios. We are seeking a Python specialist with expertise in eTrading ...

Lead Python Developer eTrading & FIX Systems

Luxoft is seeking a Python specialist with expertise in eTrading and FIX connectivity to build systems for a major commodity trader. Responsibilities include automating order execution, developing integration applications, and integrating with trading technologies. The ideal candidate has over 10 years of experi ...

Frontend UI Angular Developer Investment Banking

We are currently recruiting an experienced TypeScript/Angular Developer to join a trading Technology team at a leading investment bank in London. This role will involve working on a greenfield initiative focused on re‑engineering legacy applications using a modern technology stack, enabling ...

Quantitative Developer Intern — Platform & Trading Tech

Qube Research & Technologies is offering an internship for a Quantitative Developer in Greater London. This program lasts from 5 to 6 months starting in 2026, aimed at penultimate or final-year students of Bachelor's or Master's programs. Interns will work on engineering solutions for quantitative research, deve ...

🚀 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

    Back End Developer Java Spring Bootpython Jobs in London Job Search Guide, Trends and Insights