Senior Devops Developer Java Python Jobs in London, UK

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Senior Front Office Software Engineer

Castleton Commodities International ( is a global leader in energy commodity trading and asset investment. Our Data Science & Technology team is central to our success, engineering the high-performance systems and innovative tools that power our commercial decision-making. We build the platforms that help our fr ...

Cloud Native Software Engineer, Global Banking Platform

JPMorgan Chase & Co. is seeking a Software Engineer III in Greater London to enhance their Global Banking Platform. The role involves designing, implementing, and developing scalable microservices, utilizing programming languages like Go, Python, or Java. Candidates should have practical experience in system des ...

ML Projects Engineer: AI Driven Banking Systems

A leading digital bank in the UK is seeking a skilled software engineer to join their ML Projects team. This role involves designing and implementing machine learning features that enhance their banking platform. Candidates should thrive in a fast-paced environment and are encouraged to take ownership of their w ...

Field Reliability Engineer: Automate & Scale Workflows

Palantir Technologies seeks a Forward Deployed Reliability Engineer for the Greater London area. In this role, you will ensure the stability of mission-critical workflows, engaging directly with operational challenges and advocating for improvements. Ideal candidates have a background in Computer Science or Engi ...

Principal AI Governance Platform Architect

J.P. MORGAN is looking for a Principal Software Engineer in Greater London to lead AI Governance Engineering efforts. The role involves designing and building governance platforms, developing reusable services, and ensuring compliance across AI/ML delivery lifecycles. Candidates should have strong software engin ...

DV Cleared Backend Engineer for Secure Cloud Apps

Experis - ManpowerGroup is looking for DV cleared Backend Developers to support high-impact Defence and Security programs in the UK. The role involves designing, building, and operating secure cloud-native backend services while ensuring reliability and performance. You will be working with technologies like Jav ...

Kubernetes Platform Engineer – GCP & IaC

A technology company in the United Kingdom is seeking an engineer to build a multi-tenanted Kubernetes platform in GCP from scratch. You will work with various product teams and tackle complex engineering challenges using your coding skills in Go, Python, or Java. The environment prioritizes genuine engineering ...

AI Delivery Lead: End to End Production

A global healthcare intelligence company seeks an AI Engineering Manager to oversee the delivery of innovative AI solutions. This role involves managing cross-functional teams, ensuring high-quality outputs, and maintaining compliance in regulated environments. Candidates should have over 7 years of experience i ...

Software Engineer, Equity Index Options Low Latency

A leading trading firm in Greater London is seeking a Software Engineer to design and develop proprietary software for trading systems. This role requires an undergraduate degree in a relevant field and at least 2 years of experience in programming languages like Java, C++, and Python. The successful candidate w ...

Senior ML Engineer: Global LLM Systems & AI Platforms

A leading tech company in the UK is looking for a Principal Machine Learning Engineer to drive the design and production of large language models and generative AI systems globally. The role includes overseeing the full model lifecycle, establishing evaluation frameworks, and mentoring engineers. Ideal candidate ...

Machine Learning Engineer AI Models & Systems

A leading AI technology company in Greater London is seeking a talented Machine Learning Engineer to develop and implement cutting-edge artificial intelligence products. The role requires designing sophisticated models and refining existing systems. Ideal candidates will have a strong background in programming l ...

Software Engineer – AI & Secure Systems (On Site)

A leading tech firm in Greater London is hiring a Software Engineer to join their cutting-edge team focused on developing innovative, mission-driven technology. This role emphasizes building impactful AI-powered tools and secure systems, requiring existing SC or DV clearance. Ideal candidates are skilled in lang ...

Hybrid London: Senior Test Automation Architect

A leading IT service provider is seeking a seasoned Test Automation Engineer in London for a hybrid role, requiring 15+ years of experience with core test automation practices. The ideal candidate will have hands-on expertise in automation using Java and Python, along with a deep understanding of CI/CD processes ...

Software Engineer – Build Production Systems (Java)

A systematic hedge fund in Greater London is seeking a hands-on software engineer to join their established engineering team. The role involves building and maintaining production systems, with a strong focus on Java development and opportunities to work with Python. Candidates should have 3-5 years of experienc ...

Gen AI Engineer: Frontline Client Deployments

A leading software firm in Greater London seeks a Forward Deployed AI Engineer to build and implement solutions using Generative AI technologies. You will engage directly with clients to deliver high-stakes projects and enhance the Gen AI strategy. The ideal candidate will possess a strong engineering background ...

Software Engineer Intern Real Time AI & Systems

A forward-thinking AI startup located in Camden, London, is seeking a Software Engineering Intern to solve challenging problems at the intersection of AI, code understanding, and data analytics. This paid internship offers hands-on experience in building large-scale data processing systems, mentorship from exper ...

Staff Backend Engineer — Data Platform & Observability

A leading circular fashion marketplace in the UK is seeking a Staff Backend Engineer to drive the technical vision of their data platform. You will champion engineering excellence and mentor a team of engineers. The ideal candidate will have extensive experience with distributed systems, Apache technologies, and ...

Senior Backend Engineer, Commerce Platform Scale Online

A leading audio streaming service seeks an experienced backend engineer to design and build scalable systems for its internal commerce platform. This role involves working with cloud technologies and collaborating across teams to enhance user experiences. The ideal candidate has over 5 years of experience in bac ...

Senior Platform Engineer: AI Driven SDLC & Cloud Ops

A diversified trading firm is seeking a skilled Software Engineer to design and maintain build/release/run tooling for development teams. Candidates should have six or more years of experience in software engineering and proficiency in GitHub Actions and at least one programming language such as Python, Go, Java ...

Software Engineer Defence & Cybersecurity (Security Cleared)

A leading technology firm based in the UK is seeking an experienced Software Engineer to join their expanding technology team. The role requires proficiency in various technologies such as Java, Python, and cloud services like AWS or Azure. The ideal candidate will hold a high-level security clearance and have a ...

Backend Software Engineer Crypto Trading (Hybrid, London)

A leading technology firm is seeking a Software Engineer to develop backend systems for institutional crypto trading. The ideal candidate will have over 3 years of experience in software engineering, particularly with Go, Java, C++, C#, or Python. Responsibilities include maintaining services for trading and set ...

Senior Software Engineer, Real Time Logistics Platform

A leading logistics platform based in the UK seeks a talented engineer to design and operate scalable systems. Candidates should have strong backend skills in Java and Python, alongside experience in product-driven environments. The position involves tackling complex challenges, writing well-tested code, and men ...

Security Focused Software Engineer: Cloud, Agile, UK

A technology company specialized in Defence and Cyber Security is seeking Software Engineers to design, build, and maintain secure software systems. The role offers opportunity to work on meaningful projects and grow skills in a supportive environment. Ideal candidates are curious and willing to learn, with expe ...

In Store AI Real Time Full Stack Engineer

A stealth-mode AI company in Greater London is seeking a Full Stack Engineer to design and build transformative web experiences for in-store shopping. The role involves creating intuitive web interfaces and implementing real-time backend services. Candidates should have proficiency in full-stack development incl ...

Realtime AI Driven Full Stack Engineer for Retail

A forward-thinking tech startup in Greater London is seeking a Full Stack Engineer to join their innovative team. You will collaborate closely with product, design, and machine learning experts to create next-generation in-store shopping experiences. Responsibilities include designing real-time web interfaces, i ...

Blockchain Software Engineer II DLT & Digital Assets

A global financial services leader is seeking a Software Engineer II in London to design, develop, and deliver blockchain applications. The role involves collaborating with experienced engineers, developing secure services using Java, Python, and TypeScript, and contributing to high-impact projects. Candidates s ...

Kubernetes Data Platform Engineer — Cloud Native

A leading digital bank in the UK is seeking talented data professionals to join their team. The role involves leading the design and implementation of robust cloud-native data infrastructure, focusing on scalability and security. Ideal candidates will have expertise in Kubernetes, strong programming skills in Py ...

Senior Data Platform Engineer (Trading Systems)

A leading Investment Manager in the UK is seeking an experienced Software Engineer for an initial 6-month role that could lead to permanent employment. The position involves working within a core engineering team to develop and enhance data and infrastructure platforms supporting systematic trading strategies. T ...

Senior Software Engineer, Global Payments Platform

A global payments technology leader is looking for skilled software engineers to join their team in London. Applicants should have over three years of experience in engineering complex software systems. The role emphasizes collaboration and innovation in creating solutions that impact millions. The ideal candida ...

IoT Network Engineer — SD Access, DNAC & VxLAN

A leading consultancy firm is seeking an experienced IoT Solutions Engineer to create and manage IoT network infrastructures. The ideal candidate will have hands-on experience with Cisco SD Access, DNA Center, and VxLAN, alongside programming skills in C, C++, Python, or Java. Responsibilities include designing, ...

VP Data Engineer, Lakehouse & AI Platform

A leading financial services firm is seeking a Data Engineer to design, build, and maintain data pipelines on its modern Lakehouse and AI data platform. The ideal candidate will have a strong programming background in Python or Java, knowledge of SQL, and experience with data processing frameworks such as Apache ...

Applied Scientist: Agentic AI Verification & Theorem Proving

A leading cloud services company is seeking an experienced applied scientist in Greater London. The position focuses on building software verification tools using AI and advanced reasoning techniques. Candidates should have a PhD or Master's in a relevant field and programming skills in Java, C++, or Python. Res ...

Senior Test Automation Architect: Framework Lead & CI/CD

A leading technology firm in the UK is seeking an experienced test automation professional with over 15 years of hands-on experience in various automation technologies, including Java and Python. Your responsibilities will include managing the Test Automation framework, ensuring adherence to governance standards ...

Applied Scientist: Agentic Reasoning & Formal Methods

Amazon Science is hiring an Applied Scientist in Greater London to develop cutting-edge software verification tools. This role blends expertise in model checking and generative AI to address complex code analysis challenges. Candidates should have a PhD or Master’s degree in a relevant field, along with strong p ...

AI Engineer — Copilot Studio & Enterprise AI

SKY seeks a talented AI Engineer to join the Group AI Engineering team in Greater London. This role involves developing, designing, and implementing scalable AI solutions that impact business outcomes. Candidates should have strong software development experience in programming languages like Python and Java, al ...

Client Facing AI Native Software Engineer

Oliver Bernard is hiring a Forward Deployed Engineer to collaborate with client engineering teams in making AI native engineering real. The role requires 5+ years of experience in building and shipping systems, strong skills in Python, Java, and TypeScript, as well as client-facing experience. The position is of ...

Hybrid Linux Infrastructure Engineer for SaaS Platforms

Oliver Bernard is seeking an Infrastructure Engineer / Systems Administrator to join their London office with a hybrid working model. The successful candidate will have extensive experience in systems support, user-facing IT, and tech support. Responsibilities include desktop and end-user support, as well as Lin ...

VP Lead Software Engineer Margin Technology

Citi is seeking a Lead Software Engineer to join their global technology team in Greater London. In this role, you'll work with passionate engineers to build robust technical solutions, shaping the future of financial technology with minimal manual interventions. Key skills include experience in Java, Python, an ...

Production AI Engineer London Hybrid, Deployments

Oliver Bernard is seeking a Forward Deployed Engineer (AI) in London with up to £145k plus bonus. The role focuses on deploying AI systems across sectors such as FinTech, HealthTech, and Energy, engaging directly with client engineering teams. Ideal candidates have over 5 years of experience in production system ...

Applied Scientist: Generative AI for Creative Ads

Amazon is seeking an Applied Scientist in London to drive innovation in Generative AI for advertising. This role requires experience in developing multi-modal systems, programming in languages like Python and Java, and strong statistical analysis skills. You will collaborate with product managers and engineers t ...

Backend Engineer, Global Account Sharing

hackajob is seeking a Backend Engineer to join the Account Sharing team in Greater London. In this role, you'll collaborate with Product Managers, Designers, and Analysts to build innovative financial products like international joint accounts. You should have strong backend programming skills (Java, Kotlin, Pyt ...

Data Engineer, Prime Video Finance Analytics & Platform

Prime Video & Amazon MGM Studios is looking for an experienced Data Engineer to join the Finance Analytics team in Greater London. This role involves building and optimizing data pipelines, implementing big data technologies, and working closely with business stakeholders to deliver analytics solutions. Candidat ...

VP Lead Software Engineer, Margin Tech — Hybrid

Citigroup Inc. is hiring a Lead Software Engineer to join their global technology team in London. You'll be working on complex problems with a focus on delivering robust software solutions. Candidates should have significant software development experience and proficiency in languages such as Java and Python. Th ...

Senior Backend Engineer for Scalable Data & AI Systems

A data-driven software company in Greater London is seeking a Backend Software Engineer to lead the architecture and development of scalable backend services. The role involves building robust APIs, collaborating with other engineers, and optimizing performance. Candidates should have 6+ years of experience in b ...

Senior Software Engineer in London

Senior Front Office Software Engineer – Real‑Time Trading Systems Contract – Inside IR35 £700 - £1100 per day London – Hybrid (3 days in office) The Short Version. You must be a senior software engineer with experience in trading environment ...

Electronic Trading Developer

Senior Trading Systems Developer London | Hybrid Electronic Trading / Low Latency Infrastructure / Crypto Markets A leading global digital assets and trading technology business is looking to hire a Senior Trading Systems Developer to help build and optimise high-performance tr ...

Java Engineer: Streams, Concurrency & Distributed Systems

This is a job posted by our partner Jooble Below is a snippet of the job description. To read the full text, please click on the Apply Now link. £50,000 - £80,000 per year Requirements We are looking for a strong core Java developer with expertise in streams, lambdas ...

AWS DevOps Engineer FX Trading House Up to £90k Hybrid, LDN

AWS DevOps Engineer - FX Trading House - Up to £90k - Hybrid, LDN As an AWS DevOps Engineer, you will play a critical role within a fast‑paced FX trading house, operating at the intersection of cloud engineering, DevOps excellence, and electronic trading infrastructure. Working in a business ...

Data Engineer (Spark/ Kubernetes) (Financial Services)

Your new company Working for a renowned financial services organisation Your new role We are seeking a Data Engineer to support the replacement of a legacy ETL tool with a modern Apache Spark based data platform. This is a hands‑on engineering role focused on building and supporting Spark jobs, w ...

Lead Backend Developer

Responsibilities: Lead end-to-end development of scalable backend and frontend features. Write clean, testable code using best practices, TDD, and design patterns. Mentor engineers and drive code quality, reviews, and CI/CD standards. Leverage AI/LLMs and expl ...

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