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

Platform DevOps Engineer Real Time, Low Latency Infra

A leading technology company in Greater London is seeking a talented DevOps Engineer to join their Infrastructure Team. This role focuses on platform capabilities, automating workflows, and building scalable microservices on AWS. Ideal candidates will have 2-4 years of experience, proficient in Linux systems and ...

Full Stack Engineer

Job Description Join as a visionary Full Stack Developer, leading transformative development with integrated solutions across front and back-end, bridging the technology-business gap and shaping the future with innovative user experiences. < ...

Senior DevOps Engineer — Kubernetes, Cloud Native & CI/CD Lead

A forward-thinking technology firm based in Greater London is seeking a Senior DevOps Engineer with over 10 years of experience and strong expertise in Kubernetes. This role involves shaping the DevOps culture, driving automation, and providing senior leadership across engineering teams. The ideal candidate will ...

Senior AWS DevOps Engineer — Infra as Code & Cloud Automation

A financial services company in London is seeking an experienced Senior AWS DevOps Engineer to build and maintain AWS Infrastructure using IAC tools. The ideal candidate will have extensive knowledge in AWS services and IAC tools, along with excellent communication skills. This role requires 5 days onsite at the ...

Senior DevOps Engineer AWS, Kubernetes, CI/CD (Public Sector)

A forward-thinking technology consultancy is seeking a Senior DevOps Engineer to join their innovative team. This role offers the chance to work on impactful public sector projects, leveraging cloud technologies like AWS and Kubernetes. You will design and manage scalable infrastructure, implement CI/CD pipeline ...

Senior DevOps Engineer Hybrid AWS/Azure & CI/CD Expert

A leading cybersecurity firm in Greater London is seeking a Senior DevOps Engineer to develop, manage, and automate systems across AWS and Azure. You'll collaborate with agile teams and utilize tools like Docker and Kubernetes. Candidates should have significant experience in CI/CD, cloud platforms, and programm ...

Senior DevOps Engineer — Real Time AI Platform (Hybrid, Equity)

Permutable.ai is looking for a Senior DevOps Engineer in London. In this full-time role, you will support customer-facing rollouts, ensure production reliability, and improve engineering processes. Ideal candidates have over 4 years’ experience in a DevOps role, are experts in AWS, and possess strong CI/CD, IaC, ...

DevOps/Site Reliability Engineer, Junior/Mid/Senior (m/f/*)

DevOps/Site Reliability Engineer, Junior/Mid/Senior (m/f/*) You are a DevOps/Site Reliability Engineer with experience managing complex infrastructure and deploying scalable, reliable systems. You are passionate about automation, cloud technologies, and continuous improvement. We are a Lo ...

Quant Developer Systematic Equities $500k+

Overview This range is provided by Paragon Alpha - Hedge Fund Talent Business. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more. Paragon are working with an elite systematic equity portfolio manager, within a $30BN AUM platform. We are sea ...

Senior Software Engineer

About the roleAs a Senior Software Engineer in our Defence business unit, you will lead backend and edge/IoT engineering for critical work streams, implementing robust, scalable patterns. You’ll bridge the gap between machine learning research and production-grade software, raising the te ...

Senior Software Engineer

About the roleAs a Senior Software Engineer in our Defence business unit, you will lead backend and edge/IoT engineering for critical work streams, implementing robust, scalable patterns. You’ll bridge the gap between machine learning research and production-grade software, raising the te ...

Senior Product Engineer (VC Scale Up)

Senior Product Engineer Central London - Kings Cross £90,000 to £140,000 + stock options Some roles give you a better salary. Some give you a better story. This one has the potential to do both. ...

Senior Python Engineer | Full Stack | Real time Data Platform

Senior Python Engineer | Full Stack | Real-time Data Platform 3 days onsite (nr Oxford) every 6 weeks This is a backend-led full stack role at an early stage technology company building a production grade SaaS platform for real-time data systems and analytics at sca ...

Senior Product Engineer (VC Scale Up)

Senior Product Engineer Central London - Kings Cross £90,000 to £140,000 + stock options Some roles give you a better salary. Some give you a better story. This one has the potential to do both. ...

Senior/Principal Software Engineer

Senior/Principal Software Engineer Application Deadline: 31 May 2026Department: Software EngineeringEmployment Type: PermanentLocation: London (Hybrid)Compensation: £70,000 - £100,000 / year Description Please note: This role requires applicants to ho ...

SVP Senior Full Stack Engineer Trading (Java/Angular/AI)

Job Description Please read the following job description thoroughly to ensure you are the right fit for this role before applying.Currently working on the build-out of a new engineering team focused on developing an in-house platform within a critical financial services domain. This initiative ...

Java Full Stack Engineer Senior Consultant Digital Excellence London

Java Full Stack Engineer-Senior Consultant-Digital Excellence - London Reference Code: -en_GBContract Type:PermanentProfessional Communities: Strategy & TransformationROLE DETAILS SBU - Invent <stron ...

Infrastructure and Platform Architect L2

Infrastructure and Platform Architect L2 Delivering advanced Google Cloud Platform (GCP) Cloud Engineering services specifically tailored for our Data, Database, and Storage Lab environments. Your expertise will drive the design, development, and deployment of scalable and secure cloud infrastruct ...

Senior Back end Software Engineer (Python and Rust) London

Validus is looking for a financial software engineer to join our back-end team. This team is responsible for designing, implementing and maintaining the systems and services powering the rapidly growing, award-winning technology offering at Validus. The back-end team is part of the broader technolog ...

Senior Python Engineer for Real Time Trading Tech (London)

Radley James is seeking a Senior Python Engineer to join their London team. In this role, you'll develop Python applications that enhance trading strategies and data analysis, work with quants and traders, and lead code reviews. A minimum of 5 years in Python development is required, along with deep knowledge of ...

Senior Python Engineer | Full Stack | Real time Data Platform

Senior Python Engineer | Full Stack | Real-time Data Platform 3 days onsite (nr Oxford) every 6 weeks This is a backend-led full stack role at an early stage technology company building a production grade SaaS platform for real-time data systems an ...

Senior Full Stack Engineer — Python & React, AI‑Driven Role

A technology-driven skincare startup in Greater London seeks a Senior Software Engineer to enhance its mission of personalized skincare. The role involves using advanced tools while optimizing mundane tasks to focus on key challenges like scale and architecture. Ideal candidates are experienced with Python, Type ...

Senior Python Data Engineer Greenfield ETL in Finance London

A market-leading trading firm in London is seeking a Software/Data Developer to join their data-focused team. You will develop a greenfield data ingestion platform using OO Python and design ETL pipelines. The ideal candidate has over 4 years of experience in OO Python development and finance, with a proven trac ...

Senior Full‑Stack Engineer (Python/React) — AI‑Driven, Hybrid

A personalized skincare technology startup is seeking a Senior Software Engineer to enhance their software stack and revolutionize skincare. This hybrid role involves leveraging agentic tools across a Python/React stack, leading engineering evolution in a fast-paced, autonomous environment. Candidates should hav ...

Senior Crypto Quant Trader | Python/C++ & Data Driven Edge

HWTS Global is seeking a skilled professional in the Greater London area with a minimum of 3 years of crypto trading experience. The ideal candidate should possess strong knowledge in crypto asset processing and coding skills in either Python or C++. Strong attention to detail and the ability to communicate effe ...

Senior Software Engineer — Lead Scale & Mentorship (Go/TS/Python)

Snyk is searching for a Software Engineer with at least 7 years of commercial experience. The role involves analyzing, designing, and implementing complex solutions while mentoring junior engineers. Proficiency in Go, TypeScript, or Python is required, along with a strong commitment to code quality and effective ...

Senior Product Engineer (Python/React) – Tech for Good Growth

Oliver Bernard is seeking a Senior Product Engineer (Python/React) to join their tech for good organization in London. You will be a key member of the software team, responsible for writing high-quality code and shaping engineering practices. This role requires hands-on experience in building fullstack applicati ...

Senior Python Lead Engineer — Shape Next Gen Hardware Design

Circuit Mind is hiring a Lead Software Engineer to create innovative software solutions for electronic circuit boards. The role involves collaboration with product and hardware teams, designing and developing backend systems using Python and other modern technologies. Candidates should possess extensive software ...

Senior Backend Python Engineer for AI Powered Credit Risk

Citigroup Inc. is seeking a Senior Python Software Engineer in Greater London to develop scalable backend systems for AI tools. The ideal candidate will have proficiency in Python and FastAPI, experience with design patterns, and the ability to work on enterprise software solutions. Alongside competitive salary ...

London Senior Data Feed Analyst — Python Driven Data Ops

Fitch Solutions is looking for a Senior Data Feed Analyst to join their London office. This role involves managing data feed processes and ensuring data quality across financial sectors. Candidates should have strong skills in data handling, Python, and Excel, with a focus on automation of workflows. This positi ...

Senior Software Developers/Engineers with Python, Terraform and Go

Senior Software Developers/Engineers with Python, Terraform and Go Our Client is looking to recruit brilliant Software Developers/Engineers with upwards of 7 to 10 years solid proven track record of developing complex applications with Python coupled with Machine Learning and ideally Go. We ...

Solutions Architect with Pre Sales Experience

Senior Solutions Architect with Pre Sales Experience Our Client is an international consultancy with over 3000 employees. They are now looking to recruit a Senior Solutions Architect with some Pre-Sales experience to be based at the Company’s Central London Offices. You will exten ...

Senior Solutions Architect

Senior Solutions Architect Our Client is an international consultancy with over 3000 employees. They are looking to recruit a Senior Solutions Architect to be based at the Company's Central London Offices. Technical Expertise Requirements Expertise in application a ...

Member of Technical Staff (Software Engineer, Infrastructure)

Perplexity is looking for experienced Infrastructure Engineers to join our small team revolutionizing the way people search and interact with the internet. You will be responsible for leading the design, implementation, and scaling of tools, systems, and platforms that empower web, mobile, and browser engi ...

Salesforce Lead Developer

Salesforce Technical Lead / Salesforce Lead Developer Location: London (On-site – minimum 40% of time, non‑negotiable) Engagement Type: Full-time contract Negotiable rate 1. Job Summary We are seeking a hands‑on Salesforce Technical Lead / Lead Developer to provide ...

VP of Low Latency EMS/SOR Trading Architecture

A leading digital assets firm in Greater London is seeking an experienced EMS / SOR Developer to design and implement a low-latency trading system. The role demands strong Java programming skills, extensive experience developing routing strategies, and a solid understanding of algorithmic trading environments. R ...

Crypto Quant Developer: High‑Speed Market Making & AI

A leading tech firm is seeking a Quantitative Developer to join their digital asset trading desk in Greater London. This hybrid opportunity combines in-office and remote work, focusing on developing low-latency trading algorithms and enhancing trading infrastructures in crypto markets. The ideal candidate has de ...

Crypto Quant Developer: High Frequency Trading & AI

A global leader in digital assets is looking for a highly skilled Quantitative Developer for their Crypto trading desk. In this role, you will work closely with traders and quantitative analysts to design and optimize trading algorithms and models. The ideal candidate will have strong programming skills in Java ...

Co Founder Full Stack Engineer (Java/React/AWS) – Equity & Remote

A leading tech startup in London seeks a Full Stack Developer to join its founding team. This role offers up to 1,000,000 shares in equity-based compensation and involves significant influence over product and technology direction. You will build secure, scalable applications using React and Java, work on API in ...

Lead Java Backend Architect for AI Driven E commerce

A leading e-commerce personalization platform in the UK seeks a top-notch lead back-end developer. The role involves developing RESTful services and implementing Big Data solutions with strict SLAs. Candidates should have over 10 years of experience in Java development, be proficient with modern web technologies ...

Backend Engineer (Kotlin/Spring Boot) Remote & Flexible

A financial technology startup in the United Kingdom is seeking a Backend Developer to build secure and performant solutions using Kotlin or Java. You will collaborate with teams to enhance user experience and integrate third-party APIs. Ideal candidates should have significant backend development experience, pr ...

Mobile Voice Platform Engineer (Android)

Mobilus Labs is seeking a Mobile Software Developer to help design, develop, and test a voice communication mobile application. This full-time role is based in London, UK. The ideal candidate should possess strong Java and/or C/C++ skills and experience with Android SDK. Responsibilities include continuing devel ...

Java Backend Engineer Production Reliability & Debugging

A technology services company in the UK is seeking a 3rd Line Back End Developer. This role involves investigating and resolving live system defects, developing and deploying fixes using Java, and collaborating with other teams to improve stability. The ideal candidate should have experience in supporting produc ...

Java Backend Engineer – Incident Response & Reliability

A technology solutions firm in Greater London seeks a skilled 3rd Line Back End Developer to tackle complex issues in live systems. The role requires a strong background in Java and server environments, with responsibilities that include diagnosing defects, developing solutions, and collaborating with various te ...

Hybrid AI Software Engineer I – London

A technology company in London is seeking a skilled developer to join their team. In this role, you will engage in code reviews and collaborate on architecture design, leveraging AI tools to enhance development. The ideal candidate has a Bachelor's degree or equivalent experience and is proficient in a managed l ...

Senior Front Office Developer, Crypto HFT & Trading Systems

A boutique alternative asset manager in Greater London is looking for a Front-Office Developer specializing in high-frequency trading for cryptocurrencies. The successful candidate will design and implement trading algorithms and work closely with quantitative teams. A strong background in high-performance Java ...

Cross Border Payments Java Engineer (AVP) – AI First FX Tech

A leading global financial institution is seeking a Cross Border Payments Developer (AVP) to join their FX Technology team in the UK. The role focuses on Java development within an AI-first environment, enhancing cross-border payment solutions. Qualified candidates will possess experience with sales or trading t ...

Hybrid Full Stack Engineer (Kotlin/Java, TypeScript)

A prominent financial services firm in London is seeking a full stack developer skilled in Kotlin or Java, along with TypeScript. This role requires strong computer science fundamentals and excellent communication skills. Candidates should have 3-9 years of experience and will need to pass an online test before ...

Lead Software Engineer (Remote) – Government Backend & Cloud

A leading technology consultancy in Greater London is seeking a Lead Software Developer with expertise in Java and Node.js. The role involves technical leadership across software development, designing secure and scalable back-end services, and championing microservices architecture. Candidates must have experie ...

Java Full Stack Engineer (Angular/React) – Banking

A global technology and consulting firm in the Greater London area is seeking an experienced Java Fullstack Developer with expertise in AngularJS, ReactJS, and a strong background in the banking domain. Responsibilities include overseeing project delivery, designing scalable web applications, and ensuring high p ...

🚀 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