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

AI & High Performance Engineer for Quant Finance Platform

A leading financial technology firm in Greater London seeks an experienced engineer to focus on AI-driven solutions and distributed systems. This role involves working closely with the Trading, Operations, and Finance teams, contributing to innovative projects like a new margining platform and cash optimisation ...

Machine Learning Engineer AI Models & Systems

A leading AI technology company in Greater London is seeking a talented Machine Learning Engineer to develop and implement cutting-edge artificial intelligence products. The role requires designing sophisticated models and refining existing systems. Ideal candidates will have a strong background in programming l ...

Engineering Team Lead Build Scalable Microservices

A leading technology company in London is seeking an Engineering Team Lead to guide a team of software engineers. Responsibilities include driving sprint planning, managing team growth, and ensuring quality engineering practices. Ideal candidates have over 3 years’ experience in building scalable microservices a ...

Senior Risk Software Engineer — AI Driven CI/CD Leader

A leading technology consultancy in Greater London is seeking a senior hands-on software engineer to play a key role in designing and delivering enterprise-grade platforms. You will work on Risk technology, ensuring solutions are robust and scalable. Candidates should have strong skills in C#, Java, and .NET, al ...

Senior Security Engineer – Cloud & DevSecOps Leader

A financial consulting firm is seeking a Senior Security Engineer to lead security engineering initiatives that protect digital finance systems. This role involves designing and implementing security protocols for cloud and on-premise environments, collaborating with engineering teams, and driving the integratio ...

Software Engineer, Equity Index Options Low Latency

A leading trading firm in Greater London is seeking a Software Engineer to design and develop proprietary software for trading systems. This role requires an undergraduate degree in a relevant field and at least 2 years of experience in programming languages like Java, C++, and Python. The successful candidate w ...

Senior Backend & Platform Engineer, Cloud Infra

A leading technology company in London is seeking a Senior Software Engineer to design and build backend services that power its systems. In this hybrid role, you will collaborate with teams to develop production-grade services, maintain CI/CD systems, and manage AWS infrastructure. Candidates should have strong ...

Senior Backend Engineer (Go/AWS) – PM Free Autonomy + Equity

A dynamic AI marketing startup is seeking a Senior Product Engineer to build secure backend systems in a PM-free environment. The role involves designing architectures using Golang and AWS, leading API development, and making strategic decisions. Ideal candidates will have strong technical skills in languages li ...

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. ...

Senior Software Engineer — Scale Robust, Secure Systems (Hybrid)

A fintech startup in London is searching for a Senior Software Engineer to implement robust systems for their rapidly growing app. The ideal candidate will have extensive experience with high-volume applications and proficiency in various programming languages, including Python and Java. This role includes hybri ...

Senior Real Time Distributed Cloud Data Engineer

Zeta Global, based in London, is looking for a Senior Software Engineer to provide technical leadership in architecting and developing the Addressability part of the Zeta Marketing Platform. The role includes collaborating with teams to shape the roadmap for a state-of-the-art multichannel marketing solution. Ke ...

Senior Software Engineer — AI, Cloud & DevOps

Sabio is seeking a Senior Software Engineer within the AI Practice to design and operate secure, scalable software solutions. This role emphasizes a DevOps mindset and involves direct interaction with customers to shape technical solutions. Candidates should have strong experience across technology stacks, speci ...

Senior Test Automation Architect: Framework Lead & CI/CD

A leading technology firm in the UK is seeking an experienced test automation professional with over 15 years of hands-on experience in various automation technologies, including Java and Python. Your responsibilities will include managing the Test Automation framework, ensuring adherence to governance standards ...

Senior Automation QA Engineer

A tech corporation in Greater London is seeking a Senior Automation Test Engineer to deliver reliable automated testing solutions supporting public sector and defense clients. The role involves designing and developing test scripts and collaborating with developers to enhance product quality. Candidates should h ...

Fixed Income SRE: Real Time Data & Trading Systems

A leading financial consultancy in London is seeking a Consultant experienced in programming, specifically C++ or Java. The successful candidate will be responsible for developing and maintaining data services for fixed income trading. Key tasks include optimizing databases and creating APIs for researchers and ...

Cloud Native Software Engineer, Global Banking Platform

JPMorgan Chase & Co. is seeking a Software Engineer III in Greater London to enhance their Global Banking Platform. The role involves designing, implementing, and developing scalable microservices, utilizing programming languages like Go, Python, or Java. Candidates should have practical experience in system des ...

Backend / API Engineer, Payouts

As a Backend/API Engineer on Stripe's Payouts team, you'll build the systems that move money from Stripe to millions of business bank accounts worldwide. You'll design reliable payout APIs, improve speed and accuracy of fund transfers, and work on complex problems at the intersection of engineering and fin ...

AI & High Performance Engineer for Quant Finance Platform

A leading financial technology firm in Greater London seeks an experienced engineer to focus on AI-driven solutions and distributed systems. This role involves working closely with the Trading, Operations, and Finance teams, contributing to innovative projects like a new margining platform and cash optimisation ...

Senior Lead Backend Engineer – Services (Hybrid, London)

Capital One (Europe) plc is seeking a Senior Software Development Engineer in London, UK. This role involves leading a backend team in delivering complex projects and requires proven technical leadership and exceptional programming skills in modern OO languages, preferably Java. The position offers a hybrid work ...

VP Data Engineer, Lakehouse & AI Platform

A leading financial services firm is seeking a Data Engineer to design, build, and maintain data pipelines on its modern Lakehouse and AI data platform. The ideal candidate will have a strong programming background in Python or Java, knowledge of SQL, and experience with data processing frameworks such as Apache ...

Senior Penetration Tester — Hybrid, High Impact Security

FSP is seeking a skilled Senior Penetration Tester to join their Cyber Security practice in Greater London. The ideal candidate will have at least 2 years of experience in penetration testing or vulnerability research, and be proficient in programming languages like C/C++, C#, Java, and Python. This role involve ...

VP Data Platform Engineer: Lakehouse & AI Pipelines

Goldman Sachs is seeking a Data Engineer for their Lakehouse and AI Data Platform. In this role, you will design and support data pipelines, curate datasets, and ensure data quality to enable analytics and AI use cases. Applicants should have a relevant degree, solid programming experience in Python or Java, and ...

SVP, Equities Tech Lead – EMEA (Hybrid)

A leading global financial services company is seeking a Senior Vice President for Equities Cash EMEA High Touch Technology Lead in London. The successful candidate will oversee multi-year technology transformation for sales and trading platforms, emphasizing efficient platform delivery and collaboration with bu ...

VP Lead Software Engineer, Margin Tech — Hybrid

Citigroup Inc. is hiring a Lead Software Engineer to join their global technology team in London. You'll be working on complex problems with a focus on delivering robust software solutions. Candidates should have significant software development experience and proficiency in languages such as Java and Python. Th ...

Senior Android Engineer Digital Identity & Fintech Impact

A leading global financial services firm is seeking a Software Engineer III - Android to join their dynamic team in London. This role involves developing customer-centric products, collaborating with cross-functional teams, and ensuring high code quality. Ideal candidates will have a Bachelor's degree in Compute ...

Senior Real Time Systems Architect (Hybrid, London)

Zeta is looking for a Senior Software Engineer in London to lead the development of real-time systems for the Zeta Marketing Platform. The role involves collaborating with teams to design scalable solutions and mentoring developers. Candidates should have extensive experience in software engineering, particularl ...

VP Lead Software Engineer Margin Technology

Citi is seeking a Lead Software Engineer to join their global technology team in Greater London. In this role, you'll work with passionate engineers to build robust technical solutions, shaping the future of financial technology with minimal manual interventions. Key skills include experience in Java, Python, an ...

Lead AI & Markets Tech Engineer (Credit Pre Trade)

JPMorgan Chase & Co. is looking for a Lead Software Engineer to work within Credit Technology. This role involves building AI-native systems and enhancing trading capabilities through various technical solutions. Candidates should have over 5 years of hands-on experience with programming languages like Python, J ...

Senior Full Stack Engineer — Architecture, Delivery & Client

hackajob is seeking a Senior Full Stack Engineer to join our Gen AI Team in Greater London. You will design and deploy scalable systems while collaborating closely with clients and stakeholders. This role focuses on hands-on engineering rather than management and requires a solid background in full stack develop ...

DevOps Engineer: Cloud, CI/CD & Microservices

TP ICAP is seeking a DevOps Engineer to enhance software delivery by driving automation and optimizing deployment pipelines. This role aims to embed DevOps principles across teams, enhancing operational efficiency and reliability. The ideal candidate has a degree in a relevant field, solid experience in cloud pl ...

Senior Systems Architect – FinCrime Data & Automation

Deutsche Bank AG is seeking a Systems Architect/Engineer in London to lead software development within the Anti-Financial Crime Technology department. The role requires a proven track record in designing complex banking technology systems, proficiency in C++, Python, Java, and SQL, and experience with Big Data t ...

Software Engineer Generative AI for Shopping UX

Amazon is seeking a talented Software Development Engineer to develop innovative features for the Rufus AI shopping assistant. The role demands a strong technical background, along with experience in programming languages like Java, C++, or C#. The team values customer obsession and innovation in delivering s ...

Staff Frontend React Engineer | Lead & Shape UI

Java Script Works is seeking a Staff Frontend React Engineer to lead the design and implementation of frontend applications. You will collaborate with architects and cross-functional teams to define and ship new features. The ideal candidate has over 10 years of experience in software engineering with ...

CRO Frontend Engineer React/TypeScript

Java Script Works is looking for a skilled CRO Frontend Engineer specializing in React and TypeScript. This full-time position is based in London, United Kingdom, with a competitive salary range of £90,000 - £140,000 per annum. The ideal candidate will have extensive experience in frontend development and the ab ...

Staff Identity & Access Engineer Unified Auth Platform

Ripple is seeking a Staff Software Engineer specializing in Authentication & Authorization in London, UK. This role involves shaping identity across cryptocurrency solutions, leveraging AI tooling and Kubernetes for reliability and security. You will lead the design of unified identity experiences and mentor ...

Staff Software Engineer Commercial Trading & Systems

Marks and Spencer is looking for a Software Engineer to join their dynamic team in Greater London. This role focuses on developing robust backend systems, leading technical projects, and mentoring junior engineers. Ideal candidates possess expertise in Java and cloud infrastructure, paired with a passion for qua ...

Software Engineering Manager — WebView System Health

Google Inc. is seeking a Software Engineering Manager for the WebView System Health team in Greater London. The role involves leading engineers across multiple teams, optimizing code, and contributing to product strategy while overseeing large-scale project deployments. The ideal candidate should posse ...

London based Quant Engineering Lead – Derivatives

Quant Capital is looking for a Head of Quant Engineering to lead their engineering efforts. The role is based in London, United Kingdom, and offers a competitive salary of up to £250,000. Candidates should have a solid background in Quant Modelling and programming experience in C++, C#, or Java. An und ...

AI Agentic Engineer Deploying Proactive Workflows

Workato is seeking an experienced Forward Deployed Engineer to join their team in Greater London. The role involves designing, developing, and deploying advanced AI solutions, particularly using the Workato platform. Candidates should have a BTech/BE in a relevant field and at least 4 years of experience in AI e ...

Kotlin Backend Engineer — Payments & Distributed Systems

Katanox is seeking a Software Engineer to enhance backend systems that manage transactions in the hospitality sector. Your role will center on developing secure, high-availability services handling real payments and bookings. Ideal candidates will have strong Kotlin or Java backgrounds, delivery ownership, and a ...

Hybrid Ready Low Latency Electronic Trading Engineer

Citi is looking for a Software Engineer to join its Equities Electronic-Execution team in Greater London. You will design, develop, and maintain low-latency execution platforms, collaborating closely with traders and various teams to deliver innovative solutions. Strong expertise in low latency Java, C++, or Rus ...

Engineering Manager: Lead Scalable Web & Cloud Teams

Marks and Spencer is looking for a Software Engineering Manager in London to lead a passionate team of developers in creating and maintaining high-quality software solutions. You will be responsible for overseeing project delivery, establishing quality standards, and providing technical leadership. Candidates sh ...

Senior Platform Engineer – Trading & Analytics

Longshot Systems in Greater London is seeking a Senior Software Engineer to enhance our trading platform. The role requires experience in building distributed systems and proficiency in systems programming languages such as Go, C++, or Java. You will integrate trading venues, optimize performance, and define tec ...

Senior React Native Engineer — Lead Mobile & Web UX

Java Script Works is seeking a Senior Member to take charge of enhancing customer-facing experiences across our mobile app (React Native) and web platforms (React). This high-impact role requires a strong grasp of modern JavaScript/TypeScript and experience in developing React Native applications. The ...

Software Engineer — Build Scalable Systems

Pacific Asset Management, LLC is looking for a Software Engineer to join their team in Greater London. The role involves contributing to product development, collaborating closely with product managers, and embracing a DevOps approach to ensure high-quality outputs. The ideal candidate should be profic ...

Android QA Engineer — Kotlin UI Automation (Hybrid)

TEKsystems is hiring a Mobile Android QA Engineer based in London. This contract position involves executing functional tests, contributing to automated testing frameworks, and ensuring QA delivery. Responsibilities include hands-on mobile testing, automation of regression tests using Kotlin/Java, and integratio ...

Senior Software Engineer Finance Trading Platform (London)

SoCode Recruitment is seeking a Contract Senior Software Engineer to join a private equity firm in London for up to 6 months. The successful candidate will develop and support P&L and accounting applications, manage data exchanges, and collaborate with financial teams. You'll need 8+ years of experience in Pytho ...

Principal Software Engineer SC Eligible | Lead Architect

Appvia in London is seeking a Principal Software Engineer to provide technical leadership in modern software systems. The role involves collaboration with delivery managers and engineers to enhance engineering standards and practices. Candidates should have substantial experience in Domain Driven Design and micr ...

Principal ML Engineer: Build Global AI & Data Platforms

Apple is seeking a Principal Machine Learning Engineer in Greater London to lead the design, fine-tuning, and deployment of large language models. The ideal candidate should have extensive experience in machine learning engineering with a proven track record of shipping ML-powered products. Responsibilities incl ...

Machine Learning Engineer AI Models & Systems

A leading AI technology company in Greater London is seeking a talented Machine Learning Engineer to develop and implement cutting-edge artificial intelligence products. The role requires designing sophisticated models and refining existing systems. Ideal candidates will have a strong background in programming l ...

🚀 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