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

Java Engineer – Core Trading (Low Latency)

A leading FinTech company seeks a Software Engineer for their Core Trading team. In this role, you will design and develop low-latency systems that enable a world-class trading experience. Ideal candidates have 4+ years of Java development experience, problem-solving abilities, and knowledge of financial systems ...

Java Full Stack Engineer | Flexible & Impactful

A leading consultancy firm based in Greater London is seeking a Full Stack Engineer to join its Software Engineering Practice. You will work across the full lifecycle of project development, engaging with clients, and contributing to engineering best practices. This role requires hands-on experience in Java, fro ...

Contract Tech Lead Fullstack (Java/React)

Role: Technical Lead - Fullstack Rate: £500 Duration: 6 months Start Date: Early April Location: London On site requirement: 2dpw in London - City of London Office Who We Are: AND Digital are a tech co ...

Senior Solution Architect | Java based ecosystem

Senior Solution Architect | Java-based ecosystem Location: London Salary: £95,000 - £120,000 This is a high-impact architecture role within a fast-moving SaaS environment, where you will help design and evolve scalable, se ...

Software Engineer III (Java/ Databricks /API)

Software Engineer III- (Java/ Databricks /API) About the team The SciVal Development Team is a cross-functional group comprising Frontend, Backend, and Quality Engineers who work closely together. The team collaborates closely with UX and Product to design, build, and deliver high-quali ...

Lead Java Architect PACE Analytics Platform

A financial services firm in Greater London seeks a Technical Lead for its Private Asset Calculation Engine (PACE). The role involves leading the architecture and operational excellence of the platform, mentoring a team of engineers, and driving technical strategies. Candidates should have over 5 years of Java s ...

Senior DevOps Engineer (Java/Python) Remote

Integrity360 is looking for a Senior Developer to lead innovative software solutions. You'll collaborate with engineers and cybersecurity experts, focusing on automation and infrastructure. Candidates should have over 5 years of DevOps experience, strong programming skills, and familiarity with cloud platforms. ...

Senior Java Engineer Data Platform Framework

Senior Java Engineer – Data Platform Framework Salary Banding: £59,990 - £81,800 per annum Contract: Full-Time, Permanent Working Location: Hybrid, 2 Days a week in the office, minimum Office Locations: Basingstoke, London, Bristol Overview Join Our Team ...

VP, Java E Trading Low Latency

What We're Looking For Significant commercial experience building and supporting complex software systems (typically 10+ years) Strong expertise in core Java Deep understanding of concurrent programming and parallel execution Background in developing high‑performanc ...

Senior Lead Software Engineer Python / Java

We have an exciting and rewarding opportunity for you to take your software engineering career to the next level. Be an integral part of an agile team that's constantly pushing the envelope to enhance, build, and deliver top‑notch technology products.As a Senior Python Engineer at JPMorgan Cha ...

Senior Java & DevOps Engineer: Cloud Migrations

HCLTech seeks a Migration-focused Java + DevOps engineer in Greater London. The role involves working on lift-and-shift migrations, CI/CD automation, and collaborating with infrastructure teams on hybrid cloud platforms. Applicants should have strong experience with monitoring tools like Geneos and Grafana, and ...

Senior/Principal Java Engineer Low Latency

We're looking for Senior and Principal Java Developers with a strong background in low-latency systems to join us on a high-performance trading and real-time data project, for a major financial institution. You’ll be joining an environment where good software engineering truly matters, where clean ...

Software Engineer, Streaming Platforms (Java/AWS)

BBC Group and Public Services in London is seeking a Software Engineer to join their Media Services team. You will design, develop, and maintain high-quality systems that power audio and video experiences for millions worldwide. The role requires proficiency in Java and an understanding of modern technologies li ...

Senior AWS/Java Engineer — Hybrid, London

A leading tech recruitment firm in London is looking for a Senior Engineer specializing in AWS and Java. You will design and build serverless features, mentor junior engineers, and lead code reviews. The ideal candidate has experience with distributed systems and a collaborative mindset. This role offers a compe ...

VP Java Engineer – Trading & Securities Lending

A global financial institution is seeking a highly motivated software engineer for their Equities Technology team in London. The role requires 6-10 years of experience in application development with strong Java skills. Responsibilities include resolving complex problems, providing expert guidance in application ...

FX Payments Tech Lead — Java & Microservices

A global financial services firm is looking for a Lead Software Engineer in Wholesale Payments to design and deliver secure, scalable technology products. This role involves executing software solutions, leading technical initiatives, and working collaboratively with cross-functional teams. The ideal candidate w ...

Senior Software Engineer II Investments Java

Company Description Wise is a global technology company, building the best way to move and manage the world’s money. Min fees. Max ease. Full speed. Whether people and businesses are sending money to another country, spending abroad, or making and receiving international payment ...

Mission Control Software Engineer (Java/Python)

A leading space engineering firm in Greater London is seeking a Ground Segment DevOps Engineer to join their innovative team. This role involves designing and maintaining the Mission Control System, implementing software modules in Java and Python, and supporting mission operations subsystems. Ideal candidates w ...

Contract Tech Lead Fullstack (Java/React)

Role: Technical Lead - Fullstack Rate: £500 Duration: 6 months Start Date: Early April Location: London On site requirement: 2dpw in London - City of London Office Who We Are: AND Digital are a tech co ...

Senior Backend Engineer Contacts Platform (Java)

A global technology company is seeking a Senior Software Engineer II for the Contacts Team in Greater London. The role involves driving technical solutions for recipient management in a collaborative agile environment. Candidates should possess strong Java experience and a proven record with distributed systems. ...

Senior Backend Engineer—Java, Cloud Microservices

JPMorgan Chase is looking for a Software Engineer III to join their International Consumer Bank team in London. This role involves developing cutting-edge cloud-native applications while ensuring reliable and secure systems. Candidates should have a solid background in Java, cloud technologies, and a passion for ...

Senior Java Engineer Global KYC & Onboarding

A global technology company is seeking a Senior Software Engineer to join its Global KYC and Onboarding squad. You will own the technical roadmap for significant projects, ensuring compliance while providing clean APIs and solutions. The ideal candidate has over 4 years of experience with Java, a strong product ...

Senior Software Engineer Java & Cloud (London)

Hong Kong Exchanges is looking for a Senior Engineer based in Greater London. This role focuses on engineering Inter-Office integrations for the LMEsmart trading platform. The ideal candidate will have over 5 years of software development experience, particularly in Java, alongside a strong understanding of clou ...

Lead Java Engineer – FinTech Platform Innovator

JPMorgan Chase & Co. is looking for a Lead Software Engineer in Post Trade Technology to enhance and deliver secure, scalable solutions. You will drive technology solutions to support business objectives while fostering a culture of innovation and inclusion. Key responsibilities include software development, tro ...

Java Electronic Trading Engineer – Front office

Java Electronic Trading Engineer – Front office London – Hybrid Java, Low Latency, FIX, SBE, Aeron, Linux, Docker, Kubernetes, AWS The company This is an unmissable opportunity for an experienced Java Electronic Trading Engineer to join one of the leading institutional d ...

Engineering Manager: Java Microservices on AWS

A leading UK financial services group is seeking an Engineering Manager to oversee a team developing scalable backend platforms on Java and AWS. The appointed candidate will ensure technical leadership and drive high engineering standards. Responsibilities include guiding a cross-functional team, managing the so ...

Senior Java Engineer – FinTech Microservices & Cloud

A leading global financial services firm is seeking an Engineer to join their team in Greater London. The role involves collaborating with the Product team to develop and enhance investment applications using a Java/Springboot stack. The ideal candidate will have experience in delivering high-quality software an ...

Senior Java Engineer Data Platform Framework

Senior Java Engineer – Data Platform Framework Salary Banding: £59,990 - £81,800 per annum Contract: Full-Time, Permanent Working Location: Hybrid, 2 Days a week in the office, minimum Office Locations: Basingstoke, London, Bristol Overview Join Our Team ...

Senior Java Backend Engineer Banking SaaS

Starling is looking for a Backend Software Engineer to work on its Engine platform. Located in Greater London, the role involves building new features for banks globally. You will lead projects within an engineering-led team and contribute to an award-winning SaaS platform. A hybrid working model allows for coll ...

Senior Solutions Architect: Enterprise Java & Camunda

Sanderson is seeking a seasoned Solution Architect in Greater London to lead the design of complex, enterprise-grade solutions for the Insurance market. The ideal candidate will possess expertise in Kafka, enterprise software engineering, and OO design with UML. You will be responsible for owning solution design ...

Senior Java Engineer: Microservices, Cloud & Kafka

JPMorgan Chase & Co. is looking for a Product Engineer in Greater London. You will collaborate with the Product team to develop and deliver software features using Java/Springboot and other technologies. Responsibilities include taking ownership of tasks, ensuring high-quality code, and participating in code rev ...

Senior Backend Engineer, Contacts Platform (Java)

A global technology company is looking for a dedicated backend engineer to join their team in London. You will drive the technical vision for the backend solution powering the recipient management product, collaborating with an agile team focused on delivering top-notch customer experiences. The ideal candidate ...

Senior Software Engineer I Investments Java

Senior Software Engineer I - Investments - Java Full-time Compensation: GBP 85,000 - GBP 105,000 - yearly Wise is a global technology company, building the best way to move and manage the world’s money.Min fees. Max ease. Full speed. Whether pe ...

Senior Software Engineer I Investments Java

Company Description Wise is a global technology company, building the best way to move and manage the world’s money. Whether people and businesses are sending money or making international payments, we aim to make lives easier and save them money. We build an entirely new network for the world’s ...

Java Engineer: Secure Backend & Intelligence Analytics

A leading technology company is seeking a Java Engineer to join their Security and Intelligence consulting team based in Greater London. The successful candidate will design, develop, and maintain secure, high-performance backend systems, including microservices and APIs. This role demands strong Java skills and ...

Senior Solution Architect | Java based ecosystem

Senior Solution Architect | Java-based ecosystem Location: London Salary: £95,000 - £120,000 This is a high-impact architecture role within a fast-moving SaaS environment, where you will help design and evolve scalable, se ...

Senior Java Engineer: Microservices, Cloud & Kafka

JPMorgan Chase & Co. is looking for a Product Engineer in Greater London. You will collaborate with the Product team to develop and deliver software features using Java/Springboot and other technologies. Responsibilities include taking ownership of tasks, ensuring high-quality code, and participating in code rev ...

Senior Java Engineer Global Liquidity Platform

NaSPA, Inc. is seeking talented technologists to join their Global Liquidity Technology team in Greater London. Successful candidates will possess excellent skills in core Java and apply TDD and BDD practices. The role emphasizes direct collaboration with traders and portfolio managers without the need for busin ...

Senior Java Engineer – FinTech Microservices & Cloud

A leading global financial services firm is seeking an Engineer to join their team in Greater London. The role involves collaborating with the Product team to develop and enhance investment applications using a Java/Springboot stack. The ideal candidate will have experience in delivering high-quality software an ...

Senior Java Backend Engineer Banking SaaS

Starling is looking for a Backend Software Engineer to work on its Engine platform. Located in Greater London, the role involves building new features for banks globally. You will lead projects within an engineering-led team and contribute to an award-winning SaaS platform. A hybrid working model allows for coll ...

Java Electronic Trading Engineer – Front office

Java Electronic Trading Engineer – Front office London – Hybrid Java, Low Latency, FIX, SBE, Aeron, Linux, Docker, Kubernetes, AWS The company This is an unmissable opportunity for an experienced Java Electronic Trading Engineer to join one of the leading institutional d ...

Engineering Manager: Java Microservices on AWS

A leading UK financial services group is seeking an Engineering Manager to oversee a team developing scalable backend platforms on Java and AWS. The appointed candidate will ensure technical leadership and drive high engineering standards. Responsibilities include guiding a cross-functional team, managing the so ...

Java L3 Production Support Engineer Banking

Job Title: L3 Java Support Engineer (Banking / Financial Services)Location: LondonEmployment Type: ContractRole OverviewWe are seeking an experienced L3 Java Support Engineer with a strong background in <stro ...

Principal Backend Engineer – Java, Hybrid London

A leading Fintech disruptor in Greater London is seeking a Principal Backend Engineer to lead architectural design and hands-on development. This role is crucial for driving the technical roadmap and mentoring the engineering team. The ideal candidate will work on greenfield projects, building scalable microserv ...

Sr. Engineering Manager(Java with AWS)

**Job Description**Roles in the Manager PL path lead a team to deliver secure, scalable software and infrastructure. Scope includes people, delivery, and technical leadership within a team or product group. The impact is building an environment where engineers can grow, systems are well-designed, and outcomes m ...

Principal Java Engineer: Remote Lead Architecture

A technology consultancy firm in Greater London is seeking a Principal Engineer specializing in Java. You will drive innovation, lead technical teams and contribute to cutting-edge solutions. Candidates should exhibit technical leadership, software architecture, strong project management skills, and a collaborat ...

Senior Software Engineer: Backend & Microservices (Java)

A leading EdTech company based in London is seeking a Senior Software Engineer to design and build scalable systems. In this role, you'll work on backend architecture, APIs, and data systems while collaborating with a global engineering team. Ideal candidates should have strong experience with Java, Python, and ...

Senior Backend Engineer, Payments Platform (Java)

A global technology company in Greater London is seeking a backend developer for its Acquiring Platform team. The role involves building infrastructure for merchant payment systems and integrating various payment methods like Google Pay and Apple Pay. Candidates should have strong proficiency in backend programm ...

Enterprise Architect ( Java J2ee) BFSI domain

Enterprise Architect (Java J2ee) – BFSI Domain Kryptos Technologies UK Limited London – Contract – 12 months + Key Responsibilities Strategic Engagement & Transformation Leadership Drive architectural discussions with CXOs, busi ...

Senior Java Support Engineer (Level 3)

A consulting firm is looking for a JAVA L3 Support professional based in London, UK. The role requires strong skills in Core Java and SQL, as well as experience in support roles. Initially, the position is onsite for 5 days a week, with potential flexibility after building trust. This is a contract role expected ...

🚀 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