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    Senior Software Engineer (Back End)

    Senior Software Engineer (Back-End) Position DescriptionAt CGI, our Software Engineers deliver impactful, secure, and scalable solutions that enable organisations to transform and thrive in a digital-first world. As we expand our engineering capability across Scotland and Northern Ireland, you'll play ...

    Senior ML Engineer: Build Scalable AI & Predictive Systems

    Trinitysoft Solutions in London is seeking a Machine Learning Engineer to enhance their ML systems. The ideal candidate will have a Bachelor's degree in a relevant field and at least two years of experience in a similar role. Responsibilities include designing machine learning systems, transforming data science ...

    Senior Site Reliability Engineer — Cloud, CI/CD & Automation

    A global financial services leader in Glasgow seeks a Site Reliability Engineer III to drive innovation by improving complex systems. The successful candidate will have experience in SRE concepts and strong programming skills in languages like Python and Java/Spring Boot. You'll collaborate across teams to deplo ...

    Senior Data Engineer, Real Time Trading Data & APIs

    DRW is seeking a skilled Data Engineer to join their C/FICCO Data Engineering team in London. In this role, you will collaborate with traders and engineers to deliver data solutions that support trading activities. You will take ownership of data products and design systems for batch processing and real-time ...

    Test Engineer — Hybrid with Site Travel (Manchester/Cheltenham)

    Opus Recruitment Solutions is looking for a talented Test Engineer to join a collaborative engineering team focused on high-impact systems. The role involves designing manual and automated tests, enhancing testing frameworks, and driving quality at all stages of delivery. The ideal candidate will have ...

    Senior Data Engineer, Unified Platform & Data Pipelines

    DRW is seeking a Senior Data Engineer to join our Data Experience team in Greater London. In this role, you will manage and enhance data pipelines, ensuring the quality and stability of data. With over 7 years of experience in data technologies, you will work collaboratively to deliver data solutions that suppor ...

    Lead Principal Engineer, Personalisation & AI

    MARKS&SPENCER is seeking a Principal Engineer to shape our technical direction and deliver personalized customer experiences through innovative technology. As a senior technical leader in the Personalisation product group, you'll drive engineering excellence and design scalable systems for personalization and ...

    FinTech DevOps Engineer Build Robust Pipelines (Newcastle)

    Noir Consulting is seeking a talented DevOps Engineer to join a leading FinTech company in Newcastle. You will create and optimise the infrastructure for advanced trading platforms used by major financial institutions. In this role, you will improve deployment processes, ensuring systems are robust and ...

    Data Engineer Lakehouse & AI Platform (London)

    WeAreTechWomen is looking for a Data Engineer to join the Lakehouse and AI Data Platform team in Greater London. You will design and build robust data pipelines, ensuring data quality and performance across the firm's modern data platform. The ideal candidate holds a degree in a relevant field and has ...

    Remote IT Access Engineer — Cloud & On Prem Security

    A global specialty chemicals company is seeking an IT Access Engineer to automate and improve their access management solution for a custom-built R&D data platform. The role, designed for remote work with occasional visits to Welwyn Garden City, involves communicating between cloud and on-prem systems, managing ...

    Automation Test Engineer Hybrid, DV Clearance Eligible

    Forwardrole is seeking an Automation Test Engineer to join a leading consultancy in either Cheltenham, London, or Manchester on a hybrid basis. This position requires DV Clearance and strong hands-on experience with automation frameworks like Selenium, as well as proficiency in Java, JavaScript, or Python. The r ...

    Ultra‑Low Latency Trading Production Engineer

    A leading quantitative investment firm is seeking a Production Engineer to join its dynamic team in Greater London. This role involves building and maintaining scalable trading environments, ensuring the reliability of electronic trading systems, and automating processes within a fast-paced environment. Candidat ...

    Data Platform Engineer — Petabyte Scale Systems

    CrowdStrike, a leader in cybersecurity, is seeking a Data Engineer to design and maintain a data platform that processes petabytes of data. In this role, you will develop scalable systems that centralize data for analytics and threat hunting, participate in technical reviews, and continuously improve service ...

    Data Platform Engineer – Lakehouse & AI (VP)

    Goldman Sachs is looking for a Data Engineer to design and build reliable data pipelines on a modern data platform. In this role, you'll be responsible for data ingestion, transformation, and modeling, ensuring data quality and performance. The ideal candidate has a degree in a relevant field and stron ...

    Site Reliability Engineer: Scalable Cloud & Fault Tolerance

    A leading fintech company in London seeks a Site Reliability Engineer to maintain robust production infrastructure for their innovative core banking and payments platforms. The role involves collaborating with product engineering teams to enhance reliability, contributing to disaster recovery strategies, and mai ...

    Site Reliability Engineer: Scalable Cloud & Fault Tolerance

    A leading fintech company in London seeks a Site Reliability Engineer to maintain robust production infrastructure for their innovative core banking and payments platforms. The role involves collaborating with product engineering teams to enhance reliability, contributing to disaster recovery strategies, and mai ...

    Senior Java Engineer Cloud Native Payments (Hybrid UK)

    A global payment technology leader is seeking a Senior Software Engineer based in the UK. This full-time position focuses on developing high-availability API solutions primarily in Java 11+, utilizing a microservice architecture on AWS. The ideal candidate will have over 5 years of Java backend experience, famil ...

    Senior Java Engineer — Distributed Systems, Remote

    BairesDev is seeking a Senior Software Engineer experienced in Java and distributed systems. This role involves designing backend components for a large-scale data flow platform, with a focus on writing concurrent, high-throughput code. The ideal candidate should have over 5 years of IT experience, inc ...

    Java Backend Engineer — Cloud, Microservices & CI/CD

    Tesco UK is seeking a mid-level Software Development Engineer (SDE2) to build scalable, resilient Java-based backend services that support fulfilment workflows. The role involves collaborating with various stakeholders, writing maintainable code, and onboarding junior engineers. Ideal candidates will h ...

    Senior Java Engineer — Hybrid London, Architecture Ownership

    A leading fintech organization based in London is seeking a Senior Java Software Engineer to join their Treasury Engineering function. This hybrid role entails building systems to manage capital optimization while providing significant architectural ownership. Candidates should possess strong backend engineering ...

    Junior Java Engineer, Digital Engineering Belfast

    EY UK is looking for a Junior Java Engineer in Belfast to join their expanding Digital Engineering team. This role involves coding new backend developments, quality assurance of program specifications, and collaborating with product teams to meet client needs. The ideal candidate will have at least 2 y ...

    Staff Java/C++ Engineer – Low Latency FinTech Platform

    Ocho People is seeking a Staff Java / C++ Engineer to work in Belfast, Northern Ireland. This hybrid role involves driving the evolution of low-latency, high-throughput exchange systems. The successful candidate will work on high-stakes financial technology alongside a world-class engineering team. You ...

    Senior Platform Engineer Core Platform (UK)

    Overview Fanatics Betting & Gaming (FBG) is seeking a Senior Platform Engineer to join our Platform Engineering team. This role will sit in either our Runtime/Compute or the Developer Experience/CICD squad. As a Senior Platform Engineer, you will work across cloud infrastructure, Kubernetes platf ...

    Software Engineer DV / eDV Cleared

    Software Engineer Location: London, Manchester or GloucesterClearance: DV or eDV ClearanceTo Apply: Email - Overview A leading cyber and national security organisation is seeking experienced Software Engineers to join a highly skilled opera ...

    DevOps Engineer

    A leading public sector organisation is undergoing a major transformation of its digital and engineering capabilities. As part of this shift, they are hiring a DevOps-minded software engineer — someone who can contribute across software, infrastructure, and platform engineering. This ...

    Senior DevOps Engineer (Cloud Platform & Site Reliability)

    Requirements Career Stage: Senior Associate Demonstrable AWS and Kubernetes (EKS) expertise Hands‑on experience with Terraform, GitLab CI and Bash/Python Orchestration and monitoring tools – Istio, Datadog, Grafana, Prometheus, ELK 4+ years in DevOps or Pla ...

    Platform Test Lead: Cloud & Automation Leader

    A government department in Edinburgh is seeking a Platform Test Lead to oversee the testing strategy for its AWS-based platform. You will lead automation practices, mentor engineers, and enhance deployment testing. This role requires strong coding skills in Python or Java and experience with CI/CD pipelines and ...

    Lead Time & Frequency Systems Scientist

    The National Physical Laboratory (NPL) seeks a Senior Scientist / Engineer in Greater London to lead a team dedicated to advanced time measurement systems. This role involves designing hardware and software, collaborating globally, and ensuring project success within set quality and cost goals. The ide ...

    Lead AI Architect for Risk Tech & NLQ Solutions

    J.P. MORGAN in Greater London is hiring a Lead Software Engineer for AI – Vice President to drive advanced AI solutions for the Risk business. You will leverage your software engineering and data science expertise to mentor engineers and deliver high-impact projects. The role demands strong skills in P ...

    Lead GenAI Platform Architect — Production Ready AI

    Saragossa in Greater London is seeking a skilled Software Engineer to lead the AI platform for a prestigious hedge fund managing £70bn. This role involves full ownership of the AI systems with significant investment in technology. Candidates should have at least five years of experience in software engineering, ...

    AI Platform Engineer: Agentic LLMs & Production

    Goldman Sachs Group, Inc. is looking for an Asset & Wealth Management Software Engineer in Birmingham to lead AI projects that enhance program delivery. The role demands a strong background in software development, particularly in Python and machine learning systems. Ideal candidates should possess a B ...

    Lead AI Engineer — Production AI & Platforms (Hybrid)

    A leading media company is looking for an experienced Lead Engineer to join their AI Enablement team. This role involves designing, building, and deploying AI-enabled software solutions across the organization. The ideal candidate will have over 8 years of software engineering experience, a solid background in b ...

    Staff Engineer, AI Driven Biochemistry Platform

    A cutting-edge biotechnology startup in Greater London seeks a Software Engineer to lead the development of a biochemistry search platform. The role involves designing cloud infrastructure, building scalable database systems for ML, and enhancing internal tools for production. Ideal candidates will have over 5 y ...

    Biomedical IoT Embedded Engineer

    SONICOM in Greater London is seeking an experienced engineer to lead the design and development of embedded software and IoT infrastructure for biomedical radar systems. You'll work within a collaborative team, enhancing existing platforms and creating new solutions to improve healthcare for chronic condition ...

    Principal Software Engineer Engineering Applications

    PhysicsX in Greater London is looking for a Principal Software Engineer to lead a team in developing innovative software solutions. The role emphasizes collaboration with product managers and designers to establish effective strategies and involves hands-on contributions to coding and CI/CD practices. Ideal cand ...

    Python Engineer (SC Cleared or Clearable)

    Python Engineer Based out of Cheltenham, 4-5 Days per week (Can do condensed hours). Salary in the range of £65,000 to £85,000, depending on experience (DOE). Immediate start, ideally within the next two weeks. Must be willing to go through SC and DV Clearance. I am working on behalf of a ...

    Senior Backend Engineer — Python, FastAPI, Azure

    TXP is seeking a Senior Backend Developer specializing in Python and Azure to join their team. This role involves hands-on development of backend services and APIs within a secure enterprise environment, with a focus on delivering reliable software solutions. The ideal candidate should have strong expe ...

    Senior Backend Python Engineer — Hybrid (London)

    Rullion Managed Services is looking for Senior Backend Python Engineers to join a dynamic energy provider in the UK. This is a hybrid role with one day a week in London, offering a six-month contract with potential for extension. In this position, you will play a pivotal role in backend engineering, us ...

    Hybrid Principal Python Engineer – Fintech AWS

    Client Server is looking for a Principal Software Engineer Python in London. This role involves shaping the technical direction of a cloud-native platform for a high-growth FinTech firm, working with a modern tech stack like Python and AWS. Offering a competitive salary package between £130k and £150k ...

    Embedded Emulation Engineer QEMU, Docker, Python

    microTECH Global LTD is seeking a skilled engineer to design and maintain a reproducible Hardware Emulation environment utilizing PetaLinux. The ideal candidate will have proven experience with QEMU and Docker, as well as advanced skills in Python programming. The role focuses on ensuring environmental ...

    Senior Python Cloud Engineer Scalable Bioinformatics

    Oxford Nanopore Technologies seeks a Senior Python Cloud Developer to join the Customer Workflows team. This role focuses on developing a globally available cloud-based data analysis application for external customers, enhancing the EPI2ME cloud bioinformatics platform. The ideal candidate will have a ...

    Full Stack Engineer (React / Python / AI)

    Location: London (Hybrid) About the Company An early-stage, well-funded tech startup building AI-powered software to help businesses make smarter decisions and improve operational performance . The team is small, highly technical, and mission-driven, giving you the chance t ...

    Senior Python Engineer — Cloud & Microservices Leadership

    NCC Group is looking for a Senior Python Developer in Manchester to join their Software Engineering team. The candidate will be responsible for designing, developing, and maintaining high-quality software solutions, primarily focused on Cyber Security-related products. This role also includes mentoring ...

    Senior Python Backend Engineer AWS/Flask

    Method Resourcing is hiring a Senior Software Engineer in the West of England to develop scalable software solutions for renewable energy systems. The suitable candidate should have strong backend skills in Python, experience with ETL pipelines and AWS cloud environments, and a passion for technology. This hybri ...

    Senior Python Engineer — High Impact, Hybrid

    A technology company in Greater London is looking for a Senior Software Engineer to build and scale a high-impact ad-fraud prevention platform. This senior individual contributor role emphasizes ownership and quality in engineering. Candidates should have extensive experience in modern product teams, proven skil ...

    Senior Python Engineer in London Soda

    We're seeking an experienced Python Engineer Join a scaling FinTech company revolutionizing the way businesses access finance, supporting their future growth. As a key member of our team, you'll develop cutting‑edge technology that empowers businesses and contributes to your approach. Bonu ...

    Senior Python Engineer Internal Tools & Observability

    A leading Fintech company in London seeks a Software Engineer to join their technology team. This role involves designing scalable Python-based tools and enhancing internal platforms that support high availability and reliability. Required skills include expertise in Python, Linux systems, and observability tool ...

    Hybrid Python Engineer Trading Systems & Markets

    A global leader in market infrastructure is seeking a Python Software Engineer in London. This role involves developing optimization systems for trading operations, collaborating with stakeholders, and supporting mission-critical systems. Ideal candidates have a degree in Computer Science and experience with Pyt ...

    Senior Python Engineer Climate Data Analytics

    Zebra People is seeking a Senior Software Engineer to design and implement innovative data analytics systems in the sustainability sector. In this role, you will collaborate with teams to develop high-performance, secure systems for clients. With a competitive salary up to £100K and a flexible work env ...

    Senior Python Engineer: Backend Architect & Mentor

    A technology company in London is seeking a Senior Software Engineer to join its engineering team. The role requires deep expertise in Python, with responsibilities including designing scalable applications, leading software development projects, and mentoring junior engineers. The ideal candidate will have 6-11 ...

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