Senior Devops Developer Java Python 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

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 ...

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 ...

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 ...

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 Backend Engineer, Guest & Host — Europe

Airbnb in Greater London is seeking a skilled Software Engineer with expertise in backend development, particularly in Java and Kotlin. The role involves driving critical projects, mentoring junior engineers, and collaborating with cross-functional partners to optimize performance across Airbnb's platforms. Cand ...

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 Backend Engineer, Guest & Host — Europe

Airbnb in Greater London is seeking a skilled Software Engineer with expertise in backend development, particularly in Java and Kotlin. The role involves driving critical projects, mentoring junior engineers, and collaborating with cross-functional partners to optimize performance across Airbnb's platforms. Cand ...

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 ...

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 ...

Staff Software Engineer, Identity & Access Platform

P2P is looking for a Staff Software Engineer to shape identity across their portfolio of products in the UK. This role involves steering the technical direction of the authentication platform, leading the design of a unified identity experience, and building secure platform services on Kubernetes. Required quali ...

Senior Insurance Tech Solution Architect – Hybrid (London)

Calibre Candidates is searching for an experienced Solution Architect specializing in Insurance Technology to join their London team. This hybrid role involves leading the design and delivery of enterprise-grade insurance platforms, ensuring high performance and scalability while engaging with stakeholders acros ...

Senior Software Engineer AI Driven FinTech Platform

Clearwater Analytics is looking for a skilled software engineer to join their Alternative Assets Engineering team. This role requires at least 6 years of professional Java programming experience and a strong understanding of financial markets. The engineer will work on developing solutions related to fund analyt ...

Backend Engineer Scalable Payments & Microservices

Wise is looking for a Backend Software Engineer to help build a new network for the world’s money. You will design and maintain scalable services, optimise relational databases, and collaborate with teams globally to enhance the payment platform. Ideal candidates will have strong experience with Java 8+ and the ...

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 ...

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 ...

Remote Blockchain Engineer Build Next Gen Platforms

A technology solutions provider is seeking a skilled Blockchain Engineer for a remote role based in the UK. The successful candidate will be responsible for developing and implementing blockchain solutions, collaborating with teams to identify and meet client needs. A strong background in blockchain technology, ...

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 ...

Senior Fullstack Engineer II — Server Driven UI

Wise is seeking a Full Stack Engineer to support the Dynamic Flow team in building high-quality cross-platform features. This role involves contributing to an in-house server driven UI framework and collaborating with product engineering teams. The ideal candidate will have hands-on experience with Jav ...

Elastic Stack Engineer for AI Driven Data Platform

Java Script Works is seeking an Elastic Stack Engineer to join their team in Greater London. In this role, you will engage with advanced technologies including artificial intelligence and machine learning, collaborating with multiple development teams to drive data projects. The position offers a competitive sal ...

FRTB Market Risk Quant – 1 Year Contract (London)

Quant Capital is looking for a FRTB Market Risk Quant Consultant in London, United Kingdom. This is a contract role focused on market risk with an emphasis on FRTB. The ideal candidate will possess excellent mathematical abilities and a solid understanding of critical mathematical concepts such as Stochastic Cal ...

Senior Fullstack Engineer II — Server Driven UI

Wise is seeking a Full Stack Engineer to support the Dynamic Flow team in building high-quality cross-platform features. This role involves contributing to an in-house server driven UI framework and collaborating with product engineering teams. The ideal candidate will have hands-on experience with Jav ...

Lead Backend Engineer – Trading Platforms & Systems

Marks and Spencer is seeking a Software Engineer to join their team in London. You will lead software development, provide technical leadership, and mentor fellow engineers. The position demands a strong engineering background with proven experience in back-end systems, cloud technologies, and agile practices. A ...

Remote AI Testing Lead: End to End QA for JVM Apps

LinuxRecruit in Greater London is looking for a Software Testing Engineer to join a forward-thinking organisation at the forefront of AI in software testing. In this role, you will lead testing projects and drive automation using JVM languages like Kotlin and Java. A strong foundation in software engineering and ...

Product Focused Full Stack Engineer (React/TypeScript)

Java Script Works is looking for a Full-Stack Product Engineer focused on frontend development in London, UK. The ideal candidate will have experience building projects from start to finish, with a strong proficiency in React, TypeScript, and Tailwind CSS. The role is full-time and pays up to £16 per hour. Candi ...

Staff Software Engineer, Identity & Access Platform

Ripple is looking for a Staff Software Engineer in Greater London to drive the technical direction of its Authentication and Authorization platform. The role includes leading the design of a unified identity experience, building services on Kubernetes, and collaborating with various teams. Ideal candidates will ...

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 ...

Senior React Frontend Engineer Payments Contract (London)

RevTech is seeking a Frontend (React) leaning full stack engineer for a contract role until the end of 2026, with a daily pay of up to £520 (Inside IR35 via Umbrella). The role will be 3 days per week onsite in London, focusing on integrating REST APIs and working with various Front End tools. Strong experience ...

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 ...

Remote Blockchain Engineer Build Next Gen Platforms

A technology solutions provider is seeking a skilled Blockchain Engineer for a remote role based in the UK. The successful candidate will be responsible for developing and implementing blockchain solutions, collaborating with teams to identify and meet client needs. A strong background in blockchain technology, ...

Lead Backend Engineer Cloud Native Microservices

A major global banking institution is seeking a Lead Software Engineer to develop cloud-native applications in a collaborative environment. The ideal candidate will possess strong Java programming skills and experience with cloud technologies, particularly AWS. Responsibilities include delivering end-to-end solu ...

Senior Google Cloud Engineer (DE III) in London Agile Lab

Agile Labs specialises in custom software, mobile, and web application development for startups and enterprises. Untangle complex problems with our painless development approach. Skills Management skills In-depth knowledge of Hadoop, Spark, and similar frameworks In-d ...

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. ...

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 ...

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 ...

VP of High Performance Trading Systems

A leading digital asset firm in Greater London is seeking a Trading Systems Engineer to design and build high-performance trading systems. The ideal candidate will have excellent Java skills, extensive experience in low latency systems, and a solid understanding of networking fundamentals. Responsibilities inclu ...

Software Engineer I — Build Next Gen Payments Systems

Checkout.com in Greater London is seeking Software Engineers who are versatile and passionate about building technologies to support global payments. Candidates should hold a Bachelor's or Master’s degree in Computer Science or similar and have proficiency in C# .NET, Java, or Go. Roles involve collaborating wit ...

Software Engineer – FinTech Payments, Cloud Native

A growing UK bank is seeking software developers to engineer state-of-the-art financial systems. The role involves designing and implementing scalable solutions, contributing to architectural discussions, and collaborating within a software engineering team. Ideal candidates will have over 3 years of experience ...

Remote AI Testing Lead: End to End QA for JVM Apps

LinuxRecruit in Greater London is looking for a Software Testing Engineer to join a forward-thinking organisation at the forefront of AI in software testing. In this role, you will lead testing projects and drive automation using JVM languages like Kotlin and Java. A strong foundation in software engineering and ...

Principal Platform Engineer Cloud Native & Reliability

A leading fintech scaleup based in City Of London is looking for a Principal Software Engineer to provide technical leadership while remaining hands-on in a platform team. This role involves architecting multi-region infrastructure services and establishing best practices. The ideal candidate will have strong ba ...

Lead FX Pricing & Trading Systems Engineer

Citibank (Switzerland) AG is seeking a highly skilled Java Engineer to lead technology initiatives in Foreign Exchange (FX) systems. This full-time role based in Greater London involves hands-on coding, team management, and collaboration across FX Technology to implement innovative solutions. Key skills include ...

Senior Android Engineer Global Health Tech, Hybrid Work

Flo is looking for an experienced Android Engineer to enhance the mobile experience for millions, particularly in women's health. You will develop features for a large-scale application, ensuring intuitive user experiences and efficient delivery processes. Ideally, you possess over 7 years of Android development ...

Senior Android Engineer — Global Health App, Scale & Impact

Femtech Insider Ltd. in Greater London seeks an Android Engineer to enhance their health & fitness app, trusted by millions. The ideal candidate will have over 7 years of Android development experience, proficiency in Java, and a passion for building intuitive user interfaces. The position offers a competitive s ...

Lead AI Platform Engineer – Backend & AI Apps

London Stock Exchange Group is seeking a Lead Engineer to drive development of secure, scalable digital products. The role entails backend and frontend system management, guiding teams, and implementing engineering best practices. Candidates should have over 5 years of experience, knowledge in Java/Kotlin, Sprin ...

VP Backend Engineer High Touch Trading

A leading technology firm in London is seeking talented software engineers to join their front office trading technology team. The role involves building server-side systems that drive trading workflows used by internal traders and external counterparties. The ideal candidate will have over 10 years of software ...

Senior Backend Engineer — Scale Node.js Systems

A dynamic startup in Greater London is looking for a Backend Engineer with strong Node.js expertise to help transition from Java to Node.js and build scalable backend services. The ideal candidate will have a Bachelor's degree in Computer Science and solid experience with PostgreSQL and RESTful APIs. Responsibil ...

🚀 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

    Senior Devops Developer Java Python Jobs in London Job Search Guide, Trends and Insights