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    SC Cleared Cloud Software Architect Hybrid (Newcastle)

    iO Associates is seeking a skilled SC Cleared Software Engineer with strong Java and cloud development experience. You will design, develop, test, and deploy scalable cloud-native applications in a collaborative Agile Scrum team. This role offers a hybrid working model in Newcastle, demanding strong te ...

    Senior Cloud Backend Engineer – Build Scalable Systems

    Instil is seeking experienced Senior Software Engineers to design and build backend services using C#, TypeScript, or Java. This role emphasizes cloud-native application development across AWS, Azure, or GCP while fostering a strong engineering culture. Ideal candidates will have a solid background in ...

    Senior Cloud Control Plane Engineer Build Real Time Data

    Confluent is looking for a Software Engineer, Cloud Control Plane to design and implement a distributed control plane. The role involves working in a collaborative Agile environment with a focus on Kubernetes. Candidates should have strong skills in software design, distributed systems, and programming languages ...

    Remote AI Solutions Architect | Cloud & ML

    Satalia (NPComplete) is seeking a Technical Solutions Architect to create enterprise-quality AI and ML solutions. This role involves technology selection, and leading a development team in implementing robust cloud-based solutions. Candidates should be proficient in Java, Typescript, and/or Python, with experien ...

    Security Cleared Data Architect – Azure, Big Data, Hybrid

    A leading global consulting firm is seeking a Data Architect to manage and define architecture for high-profile projects. Candidates must have a strong background in data strategy, migration, and integration, with expertise in Java, Scala, Python, and Big Data technologies. Key responsibilities include defining ...

    Rates Quant Developer VP: Build Production Trading Systems

    A leading global financial services firm in Greater London is seeking a Quantitative Developer, Rates – Vice President. In this role, you will design and deliver production systems for systematic trading, partnering closely with researchers and traders. Candidates should have strong programming skills in Java or ...

    Rates Quant Dev VP: Build Production Trading Systems

    A leading financial services firm in the UK is seeking a Quantitative Developer, Rates – Vice President to design and deliver production systems for systematic trading. You'll work closely with researchers and traders to implement resilient, performant algorithms and enhance execution platforms. The ideal candid ...

    Senior Backend Engineer: Cloud Native Microservices & AI

    A leading cloud-native video platform is seeking a Senior Backend Engineer to design and build scalable APIs and microservices. This role emphasizes reliability and performance, requiring expertise in Java and AWS, along with a proactive approach to learning. The successful candidate will cultivate a culture of ...

    Global Finance Systems Engineer III: Scale & Impact

    A multinational software company in London is looking for a Senior Software Development Engineer III to innovate in financial systems impacting global entertainment. The role requires 5+ years of experience and proficiency in Java, C++, or C#. Responsibilities include collaborating with diverse teams, developing ...

    DevOps Engineer Active SC Clearance, Cloud in London Hays

    Requirements Familiarity with cloud platforms including AWS, Azure and GCP. Understanding of TDD (Test Driven Development). Familiarity with scripting languages such as Bash, Perl, Python or Go. Familiarity with Agile ways of working. Strong communica ...

    Real Time Trading Platform Engineer

    Barlowe LLP, based in Greater London, is seeking skilled software engineers to design and optimize production-grade trading platforms. Candidates should have a strong background in software engineering, familiarity with typed languages such as Java, and knowledge of Kubernetes. The role offers competit ...

    Senior Software Engineering Leader Backend Systems & AWS

    A technology firm in Greater London seeks a Manager, Software Engineering, to architect high-performance backend systems on AWS. Ideal candidates have 7+ years in software engineering, strong experience in Golang or Java, and proven leadership in complex projects. This hands-on role involves mentoring engineers, ...

    Payments Systems Software Engineer Hybrid (Edinburgh)

    A leading banking institution in Edinburgh is seeking a Software Engineer to support Instant Payments products and enhance their Faster Payments Gateway. The ideal candidate will have experience with Java, Spring Boot, and agile practices while enjoying a hybrid work pattern. This role provides opportunities for ...

    Photonic Layout Engineer — Python Driven Chip Design

    Salience Labs in Oxford is seeking a skilled software developer with a focus on photonics design engineering. Candidates should have strong programming skills in Python, C, or Java and experience in developing software for large-scale systems. The successful applicant will work closely with photonics d ...

    Senior Software Engineer, Shared Platform — Cloud/API Excellence

    Capital One (Europe) plc is seeking a Senior Software Engineer to work in a cross-functional team focused on developing software solutions for the UK API Gateway. Candidates should have robust programming skills, particularly in Java, and experience with cloud solutions, especially AWS. Additional benefits inclu ...

    Senior Software Architect – Distributed Systems

    SII Group UK is looking for a highly experienced Senior Software Engineer to join our team in Manchester. In this role, you'll design and develop large-scale, distributed, and safety-critical software systems. The ideal candidate will have a strong background in C/C++ and Java, experience with Linux-ba ...

    VP Software Engineer — Finance Platforms & Data Systems

    Goldman Sachs is seeking an experienced engineer in Controllers Engineering to design and implement financial measurement solutions. You will manage end-to-end development in an Agile setting, collaborating with Finance to ensure effective solutions and reporting. A strong background with Java, Python, ...

    On Site London DeFi Software Engineer: Live Trading Systems

    Fionics is hiring DeFi Software Engineers for their team based in London. The role is focused on building and shipping production systems for live DeFi trading, requiring strong software engineering experience. Candidates should be proficient in languages like C++, Java, or Rust and have a proven track ...

    Client‑Facing Solutions Architect

    FNZ is looking for a Solutions Architect to ensure high-quality designs that support clients' business objectives. The role includes consulting, documentation of designs, and participation in all software projects throughout build and delivery phases. The ideal candidate will have substantial experienc ...

    Senior Software Engineer, Scalable Pricing Systems

    PowerToFly is seeking a skilled software developer in London to manage key services and enhance customer experiences using technologies like Java and AWS. The ideal candidate will have over 5 years of experience, a Bachelor’s degree in Computer Science, and a proven track record in scalable system design. </p ...

    Production Engineering Lead – Payments & SRE Resilience

    Standard Chartered in London seeks a strategic leader to drive the UK Payments refresh program and manage Production Engineering. The role is crucial for enhancing application resilience and ensuring reliable service delivery for currency transactions. The ideal candidate will have over 15 years of exp ...

    Senior Test Automation Engineer UI & API Specialist

    CACI Limited is searching for a Senior Test Automation Engineer based in London. This role is integral to ensuring the quality and reliability of software products through automated testing solutions. The ideal candidate will have over 3 years of experience in test automation, proficient in Selenium an ...

    Senior API Platform Engineer for Developer Experience

    Elsevier is looking for a Software Engineer III to design and support API platforms for a range of users. The successful candidate will work with a team to develop test-driven solutions and ensure reliable platform delivery. This role offers flexible working hours and numerous wellbeing initiatives. Re ...

    Market Data Software Engineer – Hybrid & Big Data

    hackajob is partnering with TradingHub to find a talented Software Engineer in London. In this role, you will design and maintain market data environments and work closely with Pricing Quants and Risk Strats. The ideal candidate has strong experience in C#, Python, or Java, with a background in financi ...

    Senior Software Engineer, Endpoint DLP — London (Hybrid)

    Fortinet is seeking a Senior Software Engineer to join our Cyber R&D team in the United Kingdom. You will work on the FortiDLP endpoint client software, focusing on feature development, code quality, and collaboration with cross-functional teams. We value engineers with strong programming skills and a ...

    SC Cleared Site Reliability Engineer | Hybrid (Gloucester)

    Searchability NS&D is looking for a Site Reliability Engineer to join their team in Gloucester. This permanent role offers a salary up to £65,000 depending on experience and supports a hybrid working model. The ideal candidate will have active SC Clearance and experience in similar roles, as well as st ...

    Fixed Income Quant Trader: Gov Bonds & IR Swaps

    UBS in London is seeking a quantitative trader/developer to join their fixed income algorithmic trading team. The role involves developing data-driven trading systems and optimizing trading strategies for government bonds and Interest Rate Swaps. Ideal candidates will have strong analytical skills, exp ...

    Senior Developer — Shape Architecture, Mentor & Deliver

    Sellick Partnership in Greater Manchester is hiring a Senior Developer to join their engineering team, tasked with designing and developing innovative software solutions. The role involves collaboration within Agile Scrum teams and mentoring colleagues. Ideal candidates will have strong skills in Java, ...

    Global SaaS Support Engineer (French Speaking)

    LexisNexis Risk Solutions is seeking a Customer Support Engineer to join their global support team in London. The role involves providing technical support for integrated risk mitigation solutions and assisting customers with troubleshooting and software integrations. Ideal candidates will have proven ...

    Junior Software Developer Intern Hands on & Agile

    A technology company in the United Kingdom seeks a passionate Junior Software Developer Intern. This role offers hands-on experience in modern software development methodologies, including coding, testing, and collaborating with senior developers. Interns will engage in Agile practices, work with databases and A ...

    Application Security Engineer: Threat Modeling & Secure Architecture

    A leading global e-commerce company is seeking an experienced Application Security Engineer in Greater London. You’ll conduct application security reviews, design secure architecture, and ensure security across various services. A Bachelor's degree in Computer Science and programming experience in Java, C++, or ...

    Staff Software Engineer — Streaming Platform

    Checkout.com is looking for an ambitious Staff Data Engineer in Greater London to join our Data and AI Platform Team. The successful candidate will work with technologies like Kafka and Flink to build a scalable event streaming platform to support various engineering teams. Responsibilities include mentoring, im ...

    Field Deployments Software Engineer for Autonomous Systems

    Understanding Recruitment is hiring a Deployed Software Engineer in Greater London, UK. This role involves deploying cutting-edge AI software into real operational environments while collaborating with customers and users. Candidates must have strong software engineering skills in languages such as Python, C++, ...

    Senior Application Penetration Tester – Cloud & Offense

    Allwyn UK in Watford is seeking an experienced security professional to enhance their Security Testing function. The role focuses on application security testing and includes tasks such as leading penetration tests and developing a purple team methodology. Ideal candidates should have strong experience in web ...

    Senior Oracle Developer Hybrid Role | SQL/PLSQL Expert

    A technology recruitment firm is seeking a Senior Oracle Developer to join their team in Slough. The role involves mentoring other engineering staff, collaborating on complex systems, and leveraging Oracle expertise. Candidates should have extensive experience with SQL and PL/SQL, and familiarity with programmin ...

    SC Cleared Automation Test Engineer – Agile QA Pro

    Sanderson Government & Defence is looking for an experienced Automation Tester for a 6-month contract in Glasgow. The role involves designing and maintaining automated test scripts, enhancing automation frameworks, and participating in CI/CD processes. Applicants should have strong skills in automation ...

    Graduate Quality Engineer: Shape Quality in Scalable Systems

    Trayport is looking for a passionate Quality Engineer to join their team in Greater London. You will be essential in defining and executing quality strategies, performing exploratory and technical testing, and enhancing the software development process. Ideal candidates will have a strong background in software ...

    Software Engineer — AI‑Driven Cross‑Border Payments

    Crown Agents Bank is seeking a Software Engineer to join its FX and Cross-Border Payments team. The role involves designing and delivering solutions for clients globally, utilizing modern technologies like Kotlin, Java, and AWS. Candidates should have a solid background in software development, experience with s ...

    Senior Distributed Systems Engineer Pricing at Scale

    Expedia.com Ltd. is seeking a Distributed Systems Engineer to own mission-critical services end-to-end for high-throughput pricing systems. Responsibilities include analyzing complex problems, mentoring team members, and advocating for operational excellence. The ideal candidate will hold a Bachelor’s ...

    Backend Engineer HFT & Crypto Systems (London On Site)

    A high-growth blockchain infrastructure company based in Greater London seeks a talented Backend Engineer to develop backend systems for trading and digital asset platforms. The role requires over 5 years of expertise in backend engineering, particularly in high-frequency trading, alongside proficiency in C++, R ...

    Senior Software Engineer – Services & Automation (Hybrid UK)

    Capital One (Europe) plc is looking for a Senior Software Development Engineer in Nottingham. This role involves designing and developing internal software solutions for business process automation. Candidates should have exceptional programming skills in modern OO languages, particularly Java, and experience wi ...

    Senior Algo Trading Engineer Low Latency & SOR (AVP)

    Citibank (Switzerland) AG is seeking a Senior Software Engineer for Algo Trading in London. The role involves designing and delivering algorithmic trading and Smart Order Routing (SOR) platforms, requiring strong technical expertise in Low Latency Java, C++, or Rust. Collaboration with traders and quantitative r ...

    Trading Systems Engineer: Systematic Market Making

    Quant Capital is looking for a Trading Systems Software Developer based in London, United Kingdom. The ideal candidate will have a solid command of computer science fundamentals and experience with trading systems. Responsibilities include implementing core components primarily in Kotlin and ensuring system reli ...

    Backend Engineer, Crypto Trading (Hybrid London)

    A leading technology company in London is seeking a Software Engineer to design and maintain backend services for crypto trading. This role requires expertise in Go, Java, C++, C#, or Python, and offers a hybrid work environment. Ideal candidates will have problem-solving skills and a proactive mindset, along wi ...

    Cloud DevOps Engineer | AWS/Azure/GCP, TDD, Agile, NPPV3

    Requirements Familiarity with cloud platforms including AWS, Azure and GCP. Understanding of TDD (Test Driven Development). Familiarity with scripting languages such as Bash, Perl, Python or Go. Familiarity with Agile ways of working. Strong communica ...

    Hybrid Automation QA Engineer – CI/CD & Test Automation

    A global technology company in the UK is seeking a Quality Engineer specializing in Automation. The successful candidate will streamline testing processes and ensure reliable software delivery using advanced test automation tools like Selenium and Cypress. Applicants should have a Bachelor's Degree and strong pr ...

    Senior IoT Cloud Software Engineer

    Lowe Corporation is seeking experienced Engineers at LoweConex to develop market-leading IoT products. You will design and build solutions that enable real-time monitoring and control, ensuring high user experiences while leveraging advanced data science and AI. Ideal candidates will possess a relevant ...

    Principal Software Engineer — Lead Modern Systems (Bonus + Shares)

    A leading cloud and software engineering consultancy in Greater London seeks a Principal Software Engineer to provide senior technical leadership. You'll design and evolve scalable software systems, mentor engineers, and influence architectural standards. Ideal candidates have strong experience in Java/Spring, m ...

    Automation QA Engineer: Cloud & API Testing, Growth Path

    Maxwell Bond is seeking an Automation Test Engineer in Leeds. The role involves manual and automation testing using Java, Selenium, and other tools, contributing to the enterprise cloud-native platform. You'll work in a supportive environment with opportunities for quick progression into senior roles. The positi ...

    Senior JVM Server Side Engineer High Touch Trading

    Galaxy is seeking experienced software engineers to join our London front office trading technology team. The role involves building and evolving server-side systems crucial for high-touch trading workflows. Candidates should have 10+ years of Java development experience, exceptional knowledge of concurrency and ...

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      Full Stack Tech Lead Node Js React Java Script Jobs in United Kingdom Job Search Guide, Trends and Insights