Senior Devops Developer Java Python Jobs in London, UK

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Data platform engineer

Senior/Lead Data Platform & Cloud Engineer Hybrid/London- Twice a week Our client is looking for an experienced Senior/Lead Data Platform Engineer to join them on a permanent basis. This role is ideal for a cloud or platform engineer with solid DevOps and infrastruct ...

Data platform engineer

Senior/Lead Data Platform & Cloud Engineer Hybrid/London- Twice a week Our client is looking for an experienced Senior/Lead Data Platform Engineer to join them on a permanent basis. This role is ideal for a cloud or platform engineer with solid DevOps and infrastruct ...

Site Reliability Engineer Sports Betting in London Quant Capital

Site Reliability Engineer - Sports Betting London, United Kingdom This role requires knowledge of virtualisation and container concepts, skills in scripting with languages such as Python, Ruby, or Perl, and experience of Java and/or Scala-based applications and systems. Experience wo ...

Java Full Stack Developer (Frontend Focus) Farnborough, UK Fulltime Hybrid London

Java Full Stack Developer (Frontend Focus)- Farnborough, UK - Fulltime Hybrid - London Reference Code: -en_GBContract Type:PermanentProfessional Communities: Software EngineeringJob Title: Java Full Stack Developer (Frontend Focus) Hybrid: 2 -3 days a week working ...

Java Full stack Developer (ReactJS&AngularJS) London, UK Fulltime Hybrid London

Java Full stack Developer (ReactJS&AngularJS) - London, UK - Fulltime - Hybrid - London Reference Code: -en_GBContract Type:PermanentProfessional Communities: Software EngineeringJob Title:Java FullStack developer (ReactJS & AngularJS) Location: London, UK </s ...

Senior Rates Real Time Risk Developer

For additional information, please review .***Engineer the future of global finance. At Citi, our Tech team doesn’t just support finance – we are helping to redefine it. Every day, $5 trillion crosses through our network. We do business in 180+ countries operating at a scale few can match. From deploying advance ...

Python Developer London Up to £160,000 Starting Base + Exceptional Bonuses/Benefits

Title : Python Developer Client : Elite Multi-Strat Fund Location : London (hybrid) £££ : Up to £160,000 Starting Base + Bonus + Benefits The Opportunity: We're looking to add a high-impact engineer to a small, specialised team ...

Python Developer London Up to £160,000 Starting Base + Exceptional Bonuses/Benefits

Title : Python Developer Client : Elite Multi-Strat Fund Location : London (hybrid) £££ : Up to £160,000 Starting Base + Bonus + Benefits The Opportunity: We're looking to add a high-impact engineer to a small, specialised team ...

Python Developer London Up to £160,000 Starting Base + Exceptional Bonuses/Benefits

Title : Python Developer Client : Elite Multi-Strat Fund Location : London (hybrid) £££ : Up to £160,000 Starting Base + Bonus + Benefits The Opportunity: We're looking to add a high-impact engineer to a small, specialised team ...

Senior Software Engineer (Live Debugger for the JVM)

At JetBrains, code is our passion. Ever since we started, back in 2000, we have strived to make the strongest, most effective developer tools on earth. By automating routine checks and corrections, our tools speed up production, freeing developers to grow, discover, and create. One of the projects ...

Vacancy for Lead Developer Java/Scala at The National Archives (UK)

Overview Vacancy for Lead Developer Java/Scala at The National Archives (UK) 23 January 2023 London Full-Time Person specification About you You are an enthusiastic and organised individual who is keen to join a growing team and make a positive c ...

Java/Spring Boot/SQL/Backend dev/developer for The Climate App!

We're on a mission to create a global movement of climate action. We make climate action easy, fun & social. We are a global network of highly skilled developers, activists and professionals all on a mission to help solve the greatest threat of humankind. We’re looking for someone who cares about p ...

Head of Infrastructure

About Us At Xelix, we work with some of the world’s largest companies to automate and strengthen their financial controls. Our AI solutions redefine how Accounts Payable teams operate – moving from manual processes to automated, intelligent workflows. Xelix is a fast‑paced scale‑up – thin ...

Lead Python Web Engineer

The role in a nutshell: Join our dynamic team as a Lead Python Developer. We are looking for an experienced professional to lead the development of complex software solutions using Python and Django. You will architect scalable systems, mentor developers, and foster a collaborative enviro ...

Lead Python Web Engineer

The role in a nutshell: Join our dynamic team as a Lead Python Developer. We are looking for an experienced professional to lead the development of complex software solutions using Python and Django. You will architect scalable systems, mentor developers, and foster a collaborative enviro ...

Senior AWS Connect Engineer Lex/Lambda | Hybrid UK

A major UK enterprise is seeking a Senior Software Engineer with strong hands-on experience in AWS, particularly with Amazon Connect and Amazon Lex. This role is contract-based for 12 months and offers a hybrid work model along with a pay rate of up to £700 per day. You'll be responsible for coding, designing, a ...

Senior Full Stack Engineer — React & Python Lead, Health Tech

The React Hub is seeking a Senior Fullstack Engineer based in Central London. This role requires at least 8 years of experience in fullstack development with strong skills in React and Python. The successful candidate will lead a growing team within an AI health-tech environment, working on impactful products th ...

Junior Python Developer – Elite Trading Startup (up to £100K + Bonus + Hybrid)

Junior Python Developer – Elite Trading Startup (up to £100K + Bonus + Hybrid) Junior Python Developer – Elite Trading Startup (up to £100K + Bonus + Hybrid) Get AI-powered advice on this job and more exclusive features. This range is provided by Hunter Bond. Your actual pay will be b ...

Python OR C++ Developer Elite Quant Trading Team (Prop HFT Firm)

Join one of the most elite proprietary HFT firms in Global Macro. Are you among the top minds in programming and mathematics? Have you excelled in IOI , ICPC , TopCoder , Codeforces , or Kaggle ? Perhaps you've competed in International ...

Head of Infrastructure

Head of Infrastructure | AWS, Platform Reliability, Scalability, DevEx | £100,000 to £120,000 + package - 1 day a week in London A high growth SaaS business is looking for a Head of Infrastructure to lead the next phase of its platform evolution as it scales internationally and launches inc ...

Lead Software Engineer

Description About Made Tech Our aim at Made Tech is to use human-centred technology to improve our society. We believe putting people at the heart of designing, building, and delivering public services leads to better outcomes for everyone. Are you a Software Engineer that wants to see the real ...

Test Engineer

Job Summary Overview This organisation delivers digital solutions within UK government and public sector environments. They are seeking a Test Engineer with a passion for technology, strong analytical skills, and excellent communication abilities. This is a client-facing role where you ...

Senior C++ Software Engineer

sees.ai City Of London, England, United Kingdom Join or sign in to find your next job Join to apply for the Senior C++ Software Engineer role at sees.ai sees.ai City Of London, England, United Kingdom 4 weeks ago Be among the ...

AI Architect / Technical Lead

Applicants will be screened and verified. We are working with a Healthtech Company in the UK to find an experienced AI Architect / Technical Lead to define and drive the technical vision, architecture, and delivery of enterprise‑grade AI and software systems. This is a hands‑on senior role ...

Director, Application Development Manager

Director - Application Development Manager At BNY, our culture allows us to run our company better and enables employees’ growth and success. As a leading global financial services company at the heart of the global financial system, we influence nearly 20% of the world’s investible assets. Every ...

Java Tooling Engineer SpringBoot, OpenShift, Hybrid

A leading global financial services firm seeks a motivated developer to enhance tooling for its developer community. This role covers the entire Software Development Lifecycle, focusing on creating impactful solutions using Java and SpringBoot. Candidates should be self-starters eager to solve complex problems. ...

Mid Senior Python Backend Engineer — AI/ML Focus (Europe)

A small AI-driven software house is looking for a mid-senior backend Python developer to create high-quality software solutions. You will work closely with product owners and senior engineers. The role offers a competitive salary between £60,000 and £70,000, with the flexibility to work from anywhere in Europe. ...

Senior Analyst Developer AI Lead

# Senior Analyst Developer - AI Lead| | || --- | --- || | | | --- | | | |**Senior Analyst Developer - AI Lead****Business Area: Operations****Place of Work: London****Contract Type: Fixed Term Contract****About the role**In your role as Senior Analyst Developer - AI Lead, you will make a meaningful and value ...

C# Developer

Job Title: Senior Software Developer (C#/.NET) Duration: 6 Months Initial Overview: We are seeking a highly experienced Senior .NET Developer ideally with proficiency in Blazor to join a collaborative development team res ...

Senior Solutions Architect

We are seeking a Solutions Architect to lead a diverse portfolio of initiatives across the FTSE Russell Index platform estate, including operational risk remediation, regulatory compliance, resiliency improvements, and platform modernization. This role requires a hands‑on architect who can work eff ...

Salesforce Lead Developer

United Kingdom - London Posted: 25/03/2026 Salary: £0.00 to £320.00 per Day ID: 37216_BH Apply OR Salesforce Lead Developer Contract East London (Hybrid)Rate: Negotiable DOE We are s ...

Salesforce Lead Developer

United Kingdom - London Posted: 25/03/2026 Salary: £0.00 to £320.00 per Day ID: 37216_BH Apply OR Salesforce Lead Developer Contract East London (Hybrid)Rate: Negotiable DOE We are s ...

Backend Engineer

Job Description Depop is looking for an experienced Backend Software Engineer to join us permanently. Within this role, you’ll be working in the cross‑functional team in partnership with mobile, web and machine learning/data science teams to drive the team to success. Responsibil ...

Senior Cloud Engineer

Senior Cloud Engineer / Azure / Cloud / DevOps / Permanent / Hybrid / LondonOverviewWe are looking for an experienced Senior Azure Cloud Engineer to design, implement and optimise cloud solutions within Microsoft Azure. You will play a key role in driving cloud adoption, improving platform reliab ...

Senior Cloud Engineer

Senior Cloud Engineer / Azure / Cloud / DevOps / Permanent / Hybrid / LondonOverviewWe are looking for an experienced Senior Azure Cloud Engineer to design, implement and optimise cloud solutions within Microsoft Azure. You will play a key role in driving cloud adoption, improving platform reliab ...

Head of Cloud Engineering

WHO WE ARE At CloserStill, we strive to deliver the best. We’re on a mission to be the most dynamic B2B events and communities business in every market we serve, bringing people together to learn, connect and grow. Operating across five regions, we power over 200 market‑leading events, pu ...

Head of Cloud Engineering

CloserStill Media | London | Hybrid WHO WE ARE: At CloserStill, we strive to deliver the best. We’re on a mission to be the most dynamic B2B events and communities business in every market we serve, bringing people together to learn, connect and grow. Operating across five regions ...

Senior low code Developer Mendix

Opportunity for an experienced Mendix developer to join a Science project in the Life Sciences/Pharma industry. Working for a modern digital transformation agency you will deliver a backlog of digital solutions such as low code apps which aim to revolutionise the scientists are able to work. Most ...

Senior low code Developer Mendix

Opportunity for an experienced Mendix developer to join a Science project in the Life Sciences/Pharma industry. Working for a modern digital transformation agency you will deliver a backlog of digital solutions such as low code apps which aim to revolutionise the scientists are able to work. Most ...

Senior Systems Engineer, AI/ML for Workers API

A leading technology company in Greater London seeks a Senior/Principal Systems Engineer to lead AI/ML initiatives. This role involves maintaining a model catalog and developing products that enhance developer experience. Candidates should have strong expertise in Python for AI, particularly in frameworks like P ...

Senior Software Engineer

Overview Complexio's Foundational AI works to automate business activities by ingesting whole company data – both structured and unstructured – and making sense of it. Using proprietary models and algorithms Complexio forms a deep understanding of how humans are interacting and using it. Automati ...

Senior Network Development Engineer

Role Purpose: The Senior Network Development Engineer (SNDE) is accountable for the design, deployment and support of network fabric and systems through a combination of a deep level understanding of networking at the protocol level coupled with programming skills to support the intensive automat ...

Storage SME Specialist

Location Sheffield/Birmingham/London ( 3 Days Hybrid) Job Description The Enterprise Services Storage Platform team is responsible for managing large-scale data storage environments, including file, block, backup, and archive services across multiple regions. The team focuses on ...

Full Stack Developer

(Senior) Full Stack Developer – Typescript, Python, Azure / AWS - Sought by Leading European Fund Manager – Permanent – Remote - London Salary : Up to £100,000 (depending on experience) + Bonus Requirements Proficient in TypeScript as well as Python and A ...

Full Stack Developer

(Senior) Full Stack Developer – Typescript, Python, Azure / AWS - Sought by Leading European Fund Manager – Permanent – Remote - London Salary : Up to £100,000 (depending on experience) + Bonus Requirements Proficient in TypeScript as well as Python and A ...

Java Cloud Engineer — SC Cleared, AWS & Microservices

Join a forward-thinking technology consultancy that values autonomy and collaboration. As a Java Cloud Developer, you'll leverage your expertise in Java and AWS to deliver high-quality code and streamline software delivery processes. You'll be responsible for all aspects of your code, from development to product ...

Lead Developer – SC or DV Cleared (Azure / .NET / Microservices)

SC or DV Cleared Lead Developer (Azure / .NET / Microservices) Location: London / Manchester / Bristol / Glasgow (Hybrid) Clearance: Active SC Clearance (essential) Rate: £ per day (Inside IR35) The Opportunity We’re supporting a major government programme build ...

Director – Quant Developer, FO/Sales

This range is provided by Barclay Simpson. 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 Barclay Simpson I recruit front office quants, strats & researchers | Sell-Side & Buy-Side ...

Lead Engineer

We are looking for a senior hands-on software engineer within Risk technology, playing a key role in designing, building, and delivering robust, enterprise-grade platforms. This position combines deep technical contribution with engineering leadership, ensuring solutions are secure, scalable, and productio ...

Senior DevOps Lead: AWS, CI/CD, AI Driven Ops

A leading security technology firm in Greater London is hiring a DevOps Manager to lead their team and manage AWS infrastructure. In this role, you will define developer workflows and pioneer the use of AI to enhance DevOps processes. You’re expected to have strong AWS expertise and team leadership skills, engag ...

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