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    Senior Real Time Ad Auction Engineer

    Roku, Inc. in Cambridge is looking for a skilled engineer to contribute to the Ads Auction and Marketplace systems for their CTV advertising platform. This role focuses on real-time decision-making, system optimization, and collaboration with various teams to ensure effective auction strategies. The id ...

    Senior React Frontend Engineer Payments Contract (London)

    RevTech is seeking a Frontend (React) leaning full stack engineer for a contract role until the end of 2026, with a daily pay of up to £520 (Inside IR35 via Umbrella). The role will be 3 days per week onsite in London, focusing on integrating REST APIs and working with various Front End tools. Strong experience ...

    Principal Android Developer in Manchester Searchability (UK) Ltd

    Job Opportunity: Principal Android Developer We are currently seeking a hands-on Principal Android Developer with deep experience in Android application development. The ideal candidate should have excellent skills in Java and Kotlin, as well as a solid understanding of REST APIs, JSON, and TDD/B ...

    Senior Performance Engineer UltraGrid (Remote)

    A leading EV charging solutions company in Greater London is seeking an experienced software engineer to join their growing team. The role involves optimizing performance-critical systems and collaborating with diverse teams. Ideal candidates will have a strong background in Java and Scala, along with a solid un ...

    Senior Full Stack Engineer, Secured Access Platform

    A leading tech firm in Greater London seeks a Senior Software Engineer to join the secured access engineering team. The role involves designing user-facing web security solutions and working with various stakeholders. Candidates should have at least 6 years of backend development experience and be proficient in ...

    Frontend Audit Engineer & Analyst — Build Financial Apps

    Goldman Sachs is seeking a Software Engineer to design and implement software solutions that enhance auditing services. The role includes collaborating with other engineering teams and requires strong communication skills, analytical thinking, and a background in Java development. Qualifications includ ...

    Elasticsearch Distributed Systems Principal Engineer

    Elastic is seeking a Principal Software Engineer I to join the Elasticsearch - Distributed Systems team in Greater London. This role focuses on enhancing Elasticsearch’s scale, performance, and resilience, particularly in how nodes communicate and manage data efficiently. Ideal candidates will have st ...

    Senior Endpoint DLP Engineer (Kernel/Go/C)

    A leading cybersecurity firm based in London is seeking a Senior Software Engineer to develop and enhance the FortiDLP endpoint agent. The role involves implementing new features, maintaining current functionality, and ensuring high coding standards. Candidates should have strong programming skills in languages ...

    Senior Software Engineer – Scale Search & Recommendations

    Roku is seeking a Senior Software Engineer to build large-scale services relied on by millions. You will collaborate with product teams to iterate from concept to production. Ideal candidates possess strong Java skills and experience with AWS and caching technologies. This role supports a hybrid work e ...

    Low Latency E Trading Engineer | Hybrid & High Impact

    Citi is seeking a Software Engineer within its Equities Technology team in Greater London. The role focuses on designing and developing low-latency execution platforms for electronic trading. Key responsibilities include core development, collaboration with traders for product features, and improving t ...

    Senior Quantitative Software Engineer Trading Algorithms

    Morgan Stanley is seeking a Senior Quantitative Software Engineer at the Vice President level to join their FIDCOM department in Greater London. This role focuses on developing trading critical technologies, such as market making engines, and enhancing algorithmic trading capabilities. The ideal candid ...

    Software Engineer

    Venn Telecom is an international Enhanced Internet Service Provider specializing in innovative fixed and mobile wireless internet connectivity solutions, including bonded 5G and Starlink. We excel in delivering reliable internet to remote locations and providing robust backup for existing connectivity syst ...

    Productivity and Tooling Java Developer Assistant Vice President

    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 advanced A ...

    Software Engineer | Associate | Birmingham

    MORE ABOUT THIS JOB Please note division and function examples are representative of opportunities common for this skill-set. The list is not exhaustive, and availability of open roles is determined based on business need. Specific roles will be confirmed through the interview process. W ...

    Data Scientist

    Data Scientist | Cardiff / Hybrid | Engineering | AI & Predictive Analytics We’re supporting a growing engineering business looking to hire a Data Scientist to help develop scalable ML and AI solutions across compliance, risk and contractor analytics platforms. You’ll work closely with AI ...

    Data Scientist in Cardiff

    Data Scientist Cardiff / Hybrid Engineering AI & Predictive Analytics We're supporting a growing engineering business looking to hire a Data Scientist to help develop scalable ML and AI solutions across compliance, risk and contractor analytics platforms. You’ll work closely with AI Engin ...

    Data Scientist

    Data Scientist | Cardiff / Hybrid | Engineering | AI & Predictive AnalyticsWe're supporting a growing engineering business looking to hire a Data Scientist to help develop scalable ML and AI solutions across compliance, risk and contractor analytics platforms.You'll work closely with AI Engin ...

    Automation & AI Software Engineer (Retail Tech)

    Batch'd in Leeds is looking for a motivated Automation & Software Developer to enhance their software systems and automate processes. This role involves working on innovative projects that integrate modern technologies and improve operational efficiency. The ideal candidate will use their problem-solvi ...

    Data Scientist — End to End ML, Pricing & Growth (Hybrid)

    A leading firm in health and fitness is seeking an experienced Data Scientist to join their team in London. The ideal candidate will take ownership of end-to-end modelling and ML pipeline development, working collaboratively to translate data insights into actions. Strong expertise in Python and SQL, coupled wit ...

    Senior Full Stack Engineer & Technical Leader

    Burendo is seeking passionate engineers to join their team in Leeds, UK. This role involves working across the tech stack and participating in all stages of the software development lifecycle. Candidates should have experience in key programming languages like Python and JavaScript, and familiarity with cloud en ...

    Senior Data Scientist — End to End AI for Digital Transformation

    A digital transformation consultancy is seeking a passionate Data Scientist to take charge of the end-to-end design and implementation of data science applications. The role offers an opportunity to impact important tech4good projects while collaborating with a talented team in a dynamic environment. Ideal candi ...

    Principal Data Scientist Water Sector (Hybrid)

    Stantec Consulting International Ltd. is seeking a Principal Data Scientist to join their digital team in the UK, focusing on innovative solutions for the water sector. The position offers hybrid working from their High Wycombe or London offices. The ideal candidate will excel in Python, data visualisa ...

    Senior Data Scientist — Production ML & MLOps Lead

    Primis in Greater London is seeking an experienced Data Scientist to join a leading financial consulting firm's data practice. You will take ownership of machine learning projects from concept to production, collaborating with engineers and business stakeholders. The ideal candidate has proven experien ...

    Hybrid Data Scientist — AI & Predictive Analytics (Cardiff)

    Yolk Recruitment Ltd is seeking a Data Scientist based in Cardiff to develop scalable ML and AI solutions for compliance and risk analytics. You'll work in a hybrid environment, contributing to the full model lifecycle and using modern tools. The ideal candidate will have strong experience in Data Scie ...

    JavaScript Developer

    JavaScript Developer required to join a geospatial software development team. Requirements JavaScript, React, Typescript, HTML/CSS, Python and C# experience. REST APIs knowledge. Interest in mapping, geospatial, cloud and web technologies. Automation, code ma ...

    Workflow & Data Platform Architect (Foundry)

    A leading GPU cloud company is seeking a Workflow Builder to develop data models and workflows supporting various business units. Located in the Greater London area, this role requires significant experience in data engineering and proficiency in Python and TypeScript, with a preference for familiarity with Pala ...

    Senior Solutions Architect: AI & Quantum, Hybrid

    Multiverse Computing LLC in London is seeking a talented Solutions Architect to join our pre-sales team. This role involves bridging the gap between our advanced AI/quantum solutions and customers' needs, crafting innovative and scalable solutions. Successful candidates will have experience in technica ...

    MLOps & Infrastructure Engineer Scale AI Compute

    Graphcore, based in the UK, is looking for a Software Infrastructure team member to enhance their AI compute infrastructure. You will be responsible for developing essential tools and managing services that empower our software teams, with a focus on distributed systems and high-performance computing. ...

    AI Security Engineer | Harden AI/ML Pipelines & Secrets

    A leading recruitment firm is seeking an experienced security professional for a hybrid role in Manchester. This position focuses on protecting data-driven systems and enhancing security practices, particularly in AI and machine learning. The ideal candidate will have strong programming skills, especially in Pyt ...

    AWS Support Engineer

    AWS Support EngineerRemote (UK) | Managed Services | AWS | Linux | Kubernetes | TerraformAWS Support Engineer required by a growing software and managed services organisation supporting critical cloud-hosted customer platforms.This AWS Support Engineer opportunity is ideal for someone wit ...

    Azure Platform Engineer (SC or DV Cleared)

    Azure Platform EngineerCentral Government | Microsoft Azure | SC Cleared | Hybrid | Competitive RateThe RoleWe are looking for an experienced Azure Platform Engineer to design, build and manage the secure Microsoft Azure platform that underpins this mission-critical ...

    Backend Software Engineer C++

    Backend Software Engineer / Developer (C++) Cambridge / WFH to £80k Are you a C++ Backend Software Engineer who enjoys complex problem solving? You could be progressing your career at the world's most advanced cybersecurity technology business that uses AI technology to protect clients ac ...

    Network Engineer London

    Note: This position does not offer any Visa sponsorship. We are only looking for applicants who are either local to London, UK, or ready to relocate to the employer's location. Job Summary: Our client is seeking a skilled Network Engineer to design, implement, maintain, and suppor ...

    Founding Engineer (Full Stack / SRE) at Asymmetric Security

    Job Title Founding Engineer (Full Stack / SRE) Salary Not Disclosed Company Description Asymmetric Security is a well-funded, early-stage AI-native Digital Forensics and Incident Response startup building automated investigation platforms designed to accelerate ...

    SOC Platform Engineer Public Sector

    **Introduction**At IBM Consulting UK FutureNow, you'll build a career at the forefront of hybrid cloud and AI, working with leading clients across the public and private sectors.You'll collaborate with top industry professionals, gain hands on experience with cutting edge technologies, and deliver so ...

    Principal Software Engineer (£100k + 10% bonus)

    Principal Software Engineer (£90k + 10% bonus) Great opportunity for a Principal Software Engineer to work for a retail company near Manchester at the beginning of a digital transformation. You’d report to the Head of Engineering and would work as part of a team of Principal Software Engineers ...

    DevOps Engineer

    Jobs for Humanity is dedicated to building an inclusive and just employment ecosystem. Therefore, we have dedicated this job posting to individuals coming from the following communities: Refugee, Neurodivergent, Single Parent, Blind or Low Vision, Ethnic Minority, and the Previously Incarcerated. If you id ...

    High Performance Computing Engineer

    OverviewAs Microsoft AI we are pushing the boundaries of technology. We are creating unique, beautiful and powerful products that will change lives. A small, friendly, fast-moving team, we support each other to do the best work of our lives, always looking to break new ground, fast. We are p ...

    High Performance Computing Engineer

    OverviewAs Microsoft AI we are pushing the boundaries of technology. We are creating unique, beautiful and powerful products that will change lives. A small, friendly, fast-moving team, we support each other to do the best work of our lives, always looking to break new ground, fast. We are p ...

    Security Engineer Product Security

    Security engineers at Spotify help protect the security of our platform and the experience of more than 700 million users around the world. We're looking for an experienced engineer to join us in securing some of Spotify’s most important engineering initiatives.You’ll work across product and infras ...

    Technical Team Leader

    Group Overview The TP ICAP Group is a world leading provider of market infrastructure. Our purpose is to provide clients with access to global financial and commodities markets, improving price discovery, liquidity, and distribution of data, through responsible and innovative s ...

    AI/ML Platform Engineering, Vice President

    **About this role** Are you interested in building AI systems that fundamentally transform how software is engineered in a global financial institution? Do you like working at the speed of a startup while solving highly sophisticated, enterprise-scale problems in a highly complex environment? A ...

    Technology Infrastructure Engineer

    Role: Technology Infrastructure Engineer Location: Bury, Greater Manchester Role Purpose We are looking for an experienced IT Infrastructure Engineer with a logical mindset and a passion for technology to join our team. Reporting to the Technology Infrastructure Team Lead, you will be res ...

    Principal Software Engineer

    **Date Posted:** 2026-06-24**Country:** United Kingdom**Location:** Manchester, Lancashire**Position Role Type:** Onsite Raytheon UK have a full time, permanent opportunity for a **Principal** **Software Engineer** to join our team on our Manchester or ...

    Principal Software Engineer

    **Date Posted:** 2026-06-24**Country:** United Kingdom**Location:** Manchester, Lancashire**Position Role Type:** Onsite Raytheon UK have a full time, permanent opportunity for a **Principal** **Software Engineer** to join our team on our Manchester or ...

    Senior AI Engineer

    C-4 Analytics is a fast-growing, private, full-service digital marketing company that excels at helping automotive dealerships increase sales, increase market share, and lower cost per acquisition. C-4 Analytics is committed to developing innovative solutions for every dealer in every market, and to providing ...

    Senior Payments SDK & Backend Engineer

    Parking Network BV is looking for a skilled Software Engineer to join their Payments Processing group, focusing on secure and efficient payment solutions. The ideal candidate will have strong experience with C# or Java and a solid understanding of the Software Development Life Cycle. Responsibilities i ...

    Principal Vector Search Engineer

    PowerToFly is seeking a Principal Software Engineer to join their Elasticsearch team. In this role, you will enhance the vector similarity search functionality within Elasticsearch, design new features, and resolve intricate bugs. Collaboration occurs daily with a globally distributed team using tools like Zo ...

    IT Operations/Site Reliability Engineer (Datadog/Dynatrace)

    SRE will play a pivotal role in driving the modernization of IT operations by implementing observability practices and automating toil. This position requires a deep understanding of Site Reliability Engineering (SRE) principles, modern observability tools, and automation techniques to ensure scalability, ...

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