Backend 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 Software Engineer Frontend

Location London - The River Building HQ Employment Type Full time Department Deliveroo Cost Center Hierarchy Technology Engineering What you'll do? As a Frontend Engineer at Deliveroo, your individual work contributes to achieving goals across ...

Engineering Manager Social Listening

We design Spotify’s consumer experience—end to end, moment to moment, across every screen, platform, and partner integration. Our mission is to make listening feel effortless, personal, and joyful for billions of users around the world. That means turning complexity into clarity across hundreds of touchpoi ...

Senior Python Software Engineer

Senior+ Software Engineer - Python/Blockchain £80,000 - £150,000 + bonus + Equity (circa 60-75% of salary) Python, Blockchain, FastAPI, AWS, Kubernetes Hybrid (Central London - 2-3 days a week) Profitable Gov/SecTech Blockchain Scale up High-trust work with ...

Full Stack GCP Engineer

Senior Full Stack Engineer (GCP) – AI-Powered Market Intelligence Platform Are you a Full Stack Engineer who thrives on building scalable, data-driven platforms that solve real-world problems? Our client is transforming a global supply chain through AI and real-time market intellige ...

Blockchain Developer Ethereum/ TypeScript/ JavaScript/ Web3 Blockchain & AI Start up £100k

Opus Recruitment Solutions provided pay range This range is provided by Opus Recruitment Solutions. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more. Base pay range Direct message the job poster from Opus Recruitment Solutions <h ...

Graduate / Junior Developer, Python, JavaScript, PHP London

Graduate / Junior Developer, Python, JavaScript, PHP – London (Tech stack: Graduate / Junior Developer, Python, JavaScript, PHP, Graduate / Junior Developer) In 2012 our client launched a social messaging platform that has been taking the US by storm. After an extremely successful period ...

Staff / Senior Engineer (IBM Sterling)

We are seeking an experienced engineer with strong expertise in IBM Sterling Order Management System (OMS) and Sterling Intelligent Promising (SIP) to join our crew! The role includes product configuration and extension work, testing and deployment automation and production operations.You will p ...

Staff / Senior Engineer (IBM Sterling)

We are seeking an experienced engineer with strong expertise in IBM Sterling Order Management System (OMS) and Sterling Intelligent Promising (SIP) to join our crew! The role includes product configuration and extension work, testing and deployment automation and production operations.You will partner ...

Staff / Senior Engineer (IBM Sterling)

We are seeking an experienced engineer with strong expertise in IBM Sterling Order Management System (OMS) and Sterling Intelligent Promising (SIP) to join our crew! The role includes product configuration and extension work, testing and deployment automation and production operations.You will p ...

Staff / Senior Engineer (IBM Sterling)

We are seeking an experienced engineer with strong expertise in IBM Sterling Order Management System (OMS) and Sterling Intelligent Promising (SIP) to join our crew! The role includes product configuration and extension work, testing and deployment automation and production operations.You will partner ...

Senior Automation Engineer

Hybrid (UK-based) Contract We’re supporting a leading, technology driven organisation in securing a Senior Automation Engineer on a contract basis to join a high-performing Agile team. This role is ideal for someone who thrives in fast paced environments, enjoys working clos ...

Senior Elasticsearch Engineer Scale Search Platform

9fin is seeking a Senior IC Engineer in Greater London. You will maintain and scale the Elasticsearch cluster, mentor junior developers, and contribute to backend services. The ideal candidate has a deep knowledge of Elasticsearch, strong Python skills, and experience in designing scalable systems. This position ...

Senior GenAI Engineer: Build Enterprise AI Features

Anaplan is seeking a Senior GenAI Engineer to develop innovative AI features and applications that enhance business planning. The role includes backend API development, model integration, and building user-friendly interfaces. Candidates should have strong Python skills, experience with LLMs, and a background in ...

Senior Full Stack Engineer — Build Scalable, Impactful Apps

A leading technology services provider is seeking a Senior Fullstack Engineer for a hybrid role based in London (Canary Wharf). The ideal candidate will have over 8 years of experience in fullstack development, working hands-on in production systems. Responsibilities include designing and operating applications ...

Full Stack AI Engineer — Hybrid, Impactful ML Solutions

A leading AI solutions company in London is seeking a Full Stack Software Engineer to build and scale AI-powered systems. You will create scalable architectures, lead cross-functional teams, and mentor junior engineers. Ideal candidates have extensive experience in TypeScript, strong backend skills in Python, an ...

Senior Fullstack Engineer: Build, Run & Scale (Hybrid)

A leading technology services provider is looking for a Senior Fullstack Engineer based in London, with a hybrid working model. The ideal candidate will have 8+ years of experience operating both frontend and backend systems and a deep understanding of the software lifecycle. Responsibilities include building sc ...

Senior Full Stack Engineer: Remote, Scalable & Secure

A leading technology firm in London is seeking an experienced software engineer specializing in both frontend and backend development to join their team. The ideal candidate will have a commitment to high standards in user experience, privacy, and security. This role offers flexible working options and a compreh ...

Machine Learning Software Engineer Full Stack (LLM) in London Aquent

Machine Learning Software Engineer - Full Stack (LLM) London, United Kingdom Bachelor’s degree in Computer Science, Computer Engineering, or a related technical background. Experience Backend software engineering experience in Python. Responsibilities and Requirement ...

Care Operations Specialist (Remote UK)

A health technology organization is seeking an Ezra Care Advisor to ensure efficient operational processes and enhance member experience. You will manage backend tasks, coordinate with clinical teams, and address operational challenges. The ideal candidate has a strong customer service background, exceptional or ...

Entry Level Site Reliability Engineer — Kubernetes Expert

A progressive AI company based in London is looking for an Entry Level Engineer to work on backend services. The ideal candidate will have expert knowledge of Kubernetes, continuous deployment systems, and monitoring technologies. This full-time role offers comprehensive benefits and opportunities for growth. Ca ...

Full Stack Engineer: Scale & Reliability on AWS

Une entreprise technologique recherche un ingénieur logiciel pour renforcer son équipe Production Engineering. Vous contribuerez au développement de services scalables sur AWS et collaborerez avec divers équipes pour optimiser l'application. Le candidat idéal devra avoir des compétences en conception de services ...

AI Native Full Stack Engineer — Equity & Impact

A technology company empowering the independent economy is seeking a Full-Stack Engineer in London. You will design and build core features for their agentic platform, working in a collaborative environment with autonomy. Ideal candidates will have experience in both frontend and backend technologies, particular ...

Senior Software Engineer — Full Stack Python & React

A leading investment management firm in London is seeking an expert Software Engineer to join their Data Products team. The ideal candidate will have proficiency in Python, TypeScript, and React, with 4+ years of software engineering experience. This full-time role involves developing scalable backend systems an ...

Technical Lead

If you're eDV Cleared then this could be one for you! I'm working with a high growth consultancy that delivers some of the UK's most complex defence and national security programmes. This will be a significant role as we grow the engineering team across current critical programmes. ...

Senior/Staff Engineer (Contract)

Overview Organisations rely on us to establish trust, through sharing their security maturity and visualising the risks posed by their supply chain ecosystem. And we’re already trusted by customers like ASOS, British Airways, BAE Systems and the NHS. We are putting together an amazin ...

Senior Technical Writer

API SDK technical writing developer experience documentation We are seeking a Senior Technical Writer to enhance the developer experience within our Engagement Docs Team. This role offers the flexibility to work from anywhere in Slovakia or the Czech Republic, with office spaces available in Bratisl ...

Senior C++ Developer/Software Engineer London/Hybrid

Senior C++ Developer/Software Engineer - London Based in the City of London (2 days in the office)/6 months rolling/£650 per day (Inside IR35) A global leading fintech solutions company and member of the Fortune 500, seeks an experienced Senior C++ Developer/Software Engineer, to be res ...

Technical Manager

Technical Manager – Residential DeveloperA well-established residential developer is looking to appoint a Technical Manager to take ownership of a live site in Richmond, delivering high-quality housing from pre-construction through to completion. The Technical Manager will be leading through delivery of ...

Senior Land Manager / Associate Land Director

Senior Land Manager / Associate Land Director Salary: £85,000 - £105,000 + package + bonus Location: London Region: London A Developer based in Central London urgently requires a Senior Land Manager / Associate Land Director. The developer i ...

Project Quantity Surveyor / Quantity Surveyor

Project Quantity Surveyor - Residential Developer - East London Salary: £65,000 £75,000 + package O'Neill and Brennan are currently working with a well-established residential developer with a strong pipeline of schemes across East/South East London. Due to continued growth and several new projects commencing ...

ServiceNow Associate Manager

ServiceNow Associate Manager £75000 GBP Onsite WORKING Location: Central London, Greater London - United Kingdom Type: Permanent ServiceNow Developer / Architect - Associate Manager London (Hybrid) Up to £70,000 + 10% Bonus + Full Package I'm partnered with a leading ServiceNow consultancy looking to hire an ...

Site Manager East Central London £50,000 – £60,000 plus Package

Site Manager East Central London £50,000 – £60,000 plus Package Site Manager urgently required for a high end, specialist Residential Developer working in London. Sites consist of a mixture of conversions, brownfield newbuilds and high end refurbishments, all sites are fully owned by the ...

Principal Software Engineer, Snyk Code (SAST)

Snyk is the leader in secure AI software development, helping millions of developers develop fast and stay secure as AI transforms how software is built. Our AI-native Developer Security Platform integrates seamlessly into development and security workflows, making it easy to find, fix, and prevent vulnera ...

React / Redux Front End Engineer

Front End Developer – 6-month Contract – £400-500 a day – LondonDo you have 3+ years experience as a Front End Developer who specialises in React / Redux frameworks? A large e-commerce company are looking for a skilled candidate on a contract basis for an initital 6 months in Central London. <p ...

React / Redux Front End Engineer

Front End Developer – 6-month Contract – £400-500 a day – LondonDo you have 3+ years experience as a Front End Developer who specialises in React / Redux frameworks? A large e-commerce company are looking for a skilled candidate on a contract basis for an initital 6 months in Central London. <p ...

Full Stack Product Engineer — AI, Robotics, Real Time Ops

twentyAI, based in Greater London, is seeking a skilled Software Engineer with over 3 years of full-stack experience. You will develop innovative features across the tech stack, from user interfaces to backend systems, while also integrating AI solutions. Benefits include a competitive salary, share options, gen ...

Full Stack Engineer AI Powered Workflows, London (Onsite)

A leading recruitment firm is seeking a Full Stack Engineer to join their product-focused team in London. This hands-on role involves designing software for complex workflows, utilizing TypeScript for frontend development and Python for backend services. The ideal candidate will have strong experience with moder ...

Hybrid VP: Full Stack Engineer (Kotlin & Python)

Citibank (Switzerland) AG is seeking a Full Stack Engineer (Kotlin and/or Python) in Greater London. This VP-level role involves designing and developing cutting-edge financial software solutions while collaborating closely with business stakeholders. Candidates should have strong backend experience along with k ...

Founding AI Platform Architect & Engineering Lead

A tech startup focused on AI-driven platforms is seeking a Head of Engineering AI Platform Architect. This founding engineering position involves co-architecting and building an innovative AI-driven operational-intelligence platform. Responsibilities include deploying LLMs, designing backend services, and leadin ...

Full Stack Software Intern (TypeScript/Python)

Consortium for Clinical Research and Innovation Singapore is offering a 1-year full-time internship in software development. The role involves frontend and backend development, specifically using Typescript (Angular) and Python (Django). Candidates should be pursuing a Computer Science degree and possess excelle ...

Principal Data Engineer & Systems Architect

A leading crypto media company in Greater London is seeking a Principal Engineer to develop and architect resilient data systems. The successful candidate must possess a minimum of 8+ years in backend development and have extensive experience with distributed systems. Responsibilities include mentoring teams, dr ...

Client‑Facing AI Engineer for Enterprise Deployments

A dynamic AI-first company in Greater London is looking for a Forward Deployed Engineer with over 5 years of backend or full-stack experience, particularly in Python and TypeScript. You will work directly with clients to build and deploy tailored solutions, integrating modern and legacy systems. This role offers ...

Camunda Architect Lead Enterprise Workflow Orchestration

A leading consulting firm in London is seeking a Camunda Architect to design and implement enterprise-grade workflow solutions. This role requires a balance of technical expertise in Camunda, BPMN, and strong leadership skills to guide engineering teams. The successful candidate must possess in-depth knowledge o ...

Remote Elixir Engineer – LiveView & Data Driven Growth

A leading marketing technology firm in the UK is seeking an Elixir Software Engineer to join their engineering team. The successful candidate will work in a fully remote role, utilizing a pragmatic Elixir + LiveView stack to solve marketing challenges for B2B clients. Candidates should have strong backend experi ...

Staff Engineer: Lead Scalable Recruiting Platform

A leading HR technology firm in London is looking for a talented Staff Engineer to lead an autonomous product team. In this hybrid role, you'll be responsible for shipping scalable and performant software, collaborating with product managers, and mentoring engineers. You will need strong experience with cloud-ba ...

Software Engineer: Build Scalable Travel Tech with Equity

A technology company in Greater London is looking for a Software Engineer to design, architect, and implement their innovative travel management platform. The ideal candidate will have extensive programming experience in any web programming language, with a focus on backend development, and will thrive in an Agi ...

Engineering Manager, Guest & Host Platforms

A global hospitality platform is seeking an Engineering Manager to lead a diverse team of software developers within Guest & Host Services. This role involves prototyping and improving hosting services while balancing business outcomes with technical quality. Candidates should have extensive engineering manageme ...

Full Stack Product Engineer — Build fast, delight users

A forward-thinking B2B support company in Greater London is seeking an individual contributor to build and enhance their customer support platform. This role involves developing both frontend and backend solutions while collaborating closely with customers to resolve issues. Ideal candidates are initiative-drive ...

Product Engineer: Fintech for Fertility Financing

A growing fintech company in London seeks a Product Engineer to join a mission-driven team focusing on insurance-backed financing for IVF. You will be responsible for designing and building scalable software for financial processes, working collaboratively across various teams to enhance product features using m ...

Senior Knowledge & Search Engineer — Shape AI Search

A pioneering AI firm is seeking a Software Engineer, Knowledge and Search, to join their team in London. The ideal candidate will have 7+ years of experience in backend software development and expertise in distributed search engine systems. Competitive salary, health insurance, and a supportive remote work poli ...

🚀 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

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