Senior Devops Developer Java Python Jobs in London, UK

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Python Automation Engineer CI/CD & Cloud

A cybersecurity firm based in Greater London is looking for a Python Developer with at least 2 years of experience. The role involves developing and maintaining Python scripts for automation and managing CI/CD pipelines to ensure smooth application delivery. Candidates should have a Bachelor's degree in a relate ...

Full Stack Python Engineer, Enterprise Platform

Marex is looking for a Full-Stack Python Developer to join the Enterprise team on the Engine Room initiative. This role involves designing, developing, and maintaining high-quality Python solutions while contributing to shared enterprise capabilities such as API gateways and AI-enabled services. Candidates shoul ...

Senior DevSecOps Engineer

My Banking client is seeking to recruit a DevSecOps Engineer on an initial 6 month based in London. It is hybrid and will require 3x days onsite per week. Role PurposeThe Vice President, DevSecOps Engineering is a senior individual contributor and technical lead responsible for defining, implem ...

Senior DevSecOps Engineer

My Banking client is seeking to recruit a DevSecOps Engineer on an initial 6 month based in London. It is hybrid and will require 3x days onsite per week. Role PurposeThe Vice President, DevSecOps Engineering is a senior individual contributor and technical lead responsible for defining, implem ...

DevOps QAT Automation Engineer / DevOps Test Engineer (SC or DV Cleared)

QAT Automation Engineer / DevOps Test EngineerAWS | Python | CI/CD | SC / DV ClearedWe are supporting a secure government programme looking to hire a highly technical QAT Automation Engineer / DevOps Test Engineer to join a modern cloud-native software engineering team.This is not ...

DevOps QAT Automation Engineer / DevOps Test Engineer (SC or DV Cleared)

QAT Automation Engineer / DevOps Test EngineerAWS | Python | CI/CD | SC / DV ClearedWe are supporting a secure government programme looking to hire a highly technical QAT Automation Engineer / DevOps Test Engineer to join a modern cloud-native software engineering team.This is not ...

Software Engineer

We are looking for Software Engineers to develop embedded and host software to manage and monitor our high-speed network.You will be part of the team building solutions to connect GPU systems to innovative photonics.Responsibilities will include software architecture definition, implementation, a ...

Software Engineer

We are looking for Software Engineers to develop embedded and host software to manage and monitor our high-speed network.You will be part of the team building solutions to connect GPU systems to innovative photonics.Responsibilities will include software architecture definition, implementation, a ...

Python Software Engineer Data ML

Python Software Engineer / Developer (Data ML) Remote UK to £75k Are you a data savvy Python Software Engineer? You could be progressing your career in as a hands-on Python Software Engineer role as part of a friendly and supportive international team at a growing and hugely su ...

Lead UI Developer

Must Have Skills: React, Redux, Java, Fixed Income, e-Trading, AG Grid, RFQ Fixed Income IT product team is looking to hire a lead UI developer with over 10 years experience delivering enterprise level front office e-trading applications. A proven track record delivering low latency, perform ...

.NET Developer

.NET Developer – Global Fitness Movement – London (Tech stack: .NET Developer, .NET 10.0, ASP.NET Core, C# 14, .NET Aspire, CI/CD, Azure DevOps, EF Core 10.0, Agile, HTML Living Standard, CSS Living Standard, Programmer, Full Stack Engineer, Architect, .NET Developer) < ...

Sr. Backend Engineer

Key Responsibilities Work on product features and impact customer experience Develop and maintain our Java Spring-based platform for a quickly scaling business Collaborate with a distributed team of highly skilled engineers Contribute to the architecture and de ...

Cloud DevOps Engineer – CI/CD & Observability

A leading data analytics firm in Greater London is seeking a DevOps Engineer to design and maintain automation and cloud infrastructure for efficient software delivery. You will collaborate with development, architecture, operations, and security teams to improve stability and scalability of production systems. ...

Linux Desktop Engineer Greenfield Open Source Proton Drive

A leading privacy-focused software company in Greater London seeks an experienced developer to create a Linux desktop client for Proton Drive from scratch. As part of this greenfield project, you will collaborate with teams to ensure quality and feature parity with existing clients. Candidates must have over 5 y ...

Infrastructure Engineer Linux £50K

Our client is a leading software-as-a-service (SaaS) company, building cutting-edge data platforms for companies around the world. In their central London office, with hybrid working, they’re looking to hire an Infrastructure Engineer / Systems Administrator with good Linux knowledge. You’l ...

Senior Data Engineer

Job Description Making sure you fit the guidelines as an applicant for this role is essential, please read the below carefully.Robert Half have partnered with a London-based pharmaceutical manufacturing organisation who are looking to engage a Senior Data Engineer to play a key role in scaling ...

Front Office RAD Developer

As a Senior RAD (Rapid Action Development) Developer in our Rates development team , you will to work in close partnership with quant researchers, traders, and technology teams. The role sits at the intersection of front-office trading and technology, with direct ownership of the tools traders rely on daily. ...

Front Office RAD Developer

As a Senior RAD (Rapid Action Development) Developer in our Rates development team , you will to work in close partnership with quant researchers, traders, and technology teams. The role sits at the intersection of front-office trading and technology, with direct ownership of the tools traders rely on daily. ...

Front Office RAD Developer

As a Senior RAD (Rapid Action Development) Developer in our Rates development team , you will to work in close partnership with quant researchers, traders, and technology teams. The role sits at the intersection of front-office trading and technology, with direct ownership of the tools traders rely on dail ...

Senior Research Engineer — Quantitative Data & Backtests

A technology consulting firm in London is seeking a Research Engineer with strong software development skills. The role involves streamlining processes, managing market data, and enhancing research frameworks. Required qualifications include expertise in Python, Java, and SQL, alongside a relevant degree. This p ...

Asset & Wealth Management Software Engineer Associate London

Asset & Wealth Management - Software Engineer - Associate - London Job Description The Private Wealth Management (PWM) business provides end to end Investment Management services and advice across a large range of asset classes for high net worth individuals. PWM leverages a global tech ...

Cloud Native Fullstack Engineer: Python + Angular

A leading technology consultancy in the United Kingdom is seeking a Full Stack Python Developer to join their strategic digital programmes. The role involves working with backend systems using Python and frontend frameworks like Angular, focusing on scaling and modernizing applications hosted on GCP Kubernetes. ...

Senior Software Engineer

Senior Software Engineer (Systems & Automation) London, Hybrid, Permanent We are partnering with a high-growth technology firm in London to find a Senior Software Engineer who excels at the intersection of product engineering and operational efficiency. Th ...

Senior Software Engineer Platform Engineering

Are you ready to write your next chapter? Make your mark at one of the biggest names in payments. With proven technology, we process the largest volume of payments in the world, driving the global economy every day. When you join Worldpay, you join a global community of experts and changemakers, working to ...

Head of Software Architecture Java AWS AI

Head of Software Architecture (Java AWS Agentic AI) London / WFH to £130k Opportunity to progress your career working on a financial Tech for Good product in an impactful Head of Software Architecture role at a scale-up software house. The platform enables easier money transfer to people ...

Head of Software Architecture Java AWS AI

Head of Software Architecture (Java AWS Agentic AI) London / WFH to £130kRead the overview of this opportunity to understand what skills, including and relevant soft skills and software package proficiencies, are required.Opportunity to progress your career working on a financial Tech for Good product in ...

Cloud Software Engineer (Python, AWS, Azure)

The RoleThe Platform Engineering team (PENG) builds Beacon Cloud -- the cloud-hosted Platform-as-a-Service that major financial institutions depend on for quantitative analytics, real-time risk management, and trade operations. Every client gets a fully isolated cloud environment with elastic ...

Cloud Software Engineer (Python, AWS, Azure)

The RoleThe Platform Engineering team (PENG) builds Beacon Cloud -- the cloud-hosted Platform-as-a-Service that major financial institutions depend on for quantitative analytics, real-time risk management, and trade operations. Every client gets a fully isolated cloud environment with elastic ...

Principal Software Engineer R10222021

UK citizenship required for this position: Yes Relocation assistance may be available. Travel: Yes, 10% of the time. Define Possible at Northrop Grumman UK What’s your possible? At Northrop Grumman UK, you are part of a team driving innovation where it matters most ...

Principal Software Engineer

UK CITIZENSHIP REQUIRED FOR THIS POSITION: Yes RELOCATION ASSISTANCE: Relocation assistance may be available TRAVEL: Yes, 10% of the Time **Define Possible at Northrop Grumman UK** What’s your possible? At Northrop Grumman UK, you are part of a team driving innovat ...

Principal Software Engineer

UK CITIZENSHIP REQUIRED FOR THIS POSITION: Yes RELOCATION ASSISTANCE: Relocation assistance may be available TRAVEL: Yes, 10% of the Time **Define Possible at Northrop Grumman UK** What’s your possible? At Northrop Grumman UK, you are part of a team driving innovat ...

Principal Technical Lead

Overview RSSB are now seeking an experienced Principal Technical Lead to drive the hands‑on technical delivery of a new greenfield industry services platform. This is an exciting delivery‑focused role for a senior engineer who can lead by doing: making confident technical decisions, settin ...

Senior Software Engineer

Senior Software Engineer (Systems & Automation) London, Hybrid, Permanent We are partnering with a high-growth technology firm in London to find a Senior Software Engineer who excels at the intersection of product engineering and operational efficiency. Th ...

Site Reliability Engineer with Python (IT) in London Nexus Jobs Limited

Job Description Our client is looking to bring on a Site Reliability Engineer to help deploy, manage, troubleshoot, and enhance our complex cloud-based set of internal tools and externally managed services for a variety of users across our wide-ranging organization. Requirements Deep k ...

Front end engineer AI Trainer in London DataAnnotation

Overview Job Opportunity: AI Chatbot Coding Trainer We are looking for programmers to join our team and help train our AI chatbots to code. Candidates must be fluent in English and proficient in either Python and/or JavaScript. Responsibilities Help train our AI chatbot ...

Head of Architecture Payments

Head of Architecture (Java AWS Agentic AI) London / WFH to £130k Opportunity to progress your career working on a financial Tech for Good product in an impactful Head of Architecture role at a scale‑up software house. The platform enables easier money transfer to people in emerging econom ...

Developer Experience Engineer — Build DevTools & CI Speed

A technology firm specializing in AI systems seeks a skilled developer in London. You will enhance internal developer tools to boost productivity, requiring expertise in Python and experience with Docker and Kubernetes. The role allows for some work-from-home flexibility, but candidates must be adaptable for mee ...

Platform Python Engineer APIs, AI Tools & Enterprise

Harrington Starr is seeking a Full Stack Python Developer to join its engineering team in Greater London. This role involves building and maintaining production-grade Python APIs and services, contributing to AI-driven tooling, and working closely with product owners. Candidates should have at least 2 years in P ...

Junior Developer

Junior Developer 03 March 2026 London, UK An exciting opportunity has become available to be part of our fast-growing team and to be a key part of the Tech & Innovation function. This role provides an outstanding opportunity to join a growing global integrated marketing advisory a ...

Platform Engineer (Automation): £130,000 +Bonus (Fintech Trading)

Platform Engineer (Automation): £130,000 +Bonus (Fintech Trading) The client is Elite Systematic Trading Firm. Location: London. The role is for a Platform Automation Specialist within a global engineering team focused on delivering high-performance and highly available infrastructure using modern ...

Machine Learning Engineer Staff/Senior

Stage: Well-funded AI company (£100M+ raised) The Role We’re working with an AI company building production‑grade systems for training and deploying cutting‑edge models on large‑scale multimodal data (video, embeddings, metadata). You’ll join a small, senior team owning th ...

Senior Engineer

Senior Engineer page is loaded## Senior Engineerlocations: UK-Londontime type: Full timeposted on: Posted Yesterdayjob requisition id: R Senior Engineer**Shift Pattern:**Standard 40 Hour Week (United Kingdom)**Scheduled Weekly Hours:**40**Corporate Grade:**C - Vice President**Reporting Line:**(UK Divisio ...

Senior Engineer

Senior Engineer page is loaded## Senior Engineerlocations: UK-Londontime type: Full timeposted on: Posted Todayjob requisition id: R Senior Engineer**Shift Pattern:**Standard 40 Hour Week (United Kingdom)**Scheduled Weekly Hours:**40**Corporate Grade:**C - Vice President**Reporting Line:**(UK Division) I ...

Senior Software Engineer

Job Description Scroll down the page to see all associated job requirements, and any responsibilities successful candidates can expect.Senior Software Engineer (Backend)London - Hybrid (3 days in office) Up to £85k + benefits What if the systems you built were used every day by mi ...

Senior React Software Engineer (front end)

Senior Software Engineer – Back End, Rates & FX Join to apply for the Senior Software Engineer – Back End, Rates & FX role at TP ICAP Senior Software Engineer – Back End, Rates & FX Join to apply for the Senior Software Engineer – Back End, ...

Engineering Manager

This job is brought to you by Jobs/Redefined, the UK's leading over-50s age inclusive jobs board. Job Profile We are looking for an experienced and versatile Engineering Manager to be part of our technology department and contribute to the creation of the next generation of ...

TOSCA Architect / Test Automation Lead London, England, United Kingdom

TTC Global is a leading specialist software testing and quality engineering consultancy, helping organizations transform the way they deliver software. Founded in New Zealand, TTC operates globally across North America, EMEA, and APAC, partnering with Fortune 100 enterprises and major technology platforms ...

Senior AWS Engineer

Company Description Version 1 has celebrated over 28 years in Technology Services and continues to be trusted by global brands to deliver solutions that drive customer success. Our expertise enables our customers to navigate the rapidly changing Digital‑First world we live in. We foster strong pa ...

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