301 to 325 of 437 Security Testing Jobs in the UK

Cyber Security Engineer - Cyber & Autonomous Systems Team London, UK About the AI Security Institute The AI Security Institute is the world's largest and best-funded team dedicated to understanding advanced AI risks and translating that knowledge into action. We're in the heart … have an accurate view of risks and capabilities. We use realistic cyber ranges and a large CTF suite for our evaluations, run pre-deployment testing of frontier models, and collaborate with our partners across UK government, frontier labs, and NCSC. Role Description We are looking for exceptional cybersecurity experts ...

secure AI software development, helping millions of developers develop fast and stay secure as AI transforms how software is built. Our AI-native Developer Security Platform integrates seamlessly into development and security workflows, making it easy to find, fix, and prevent vulnerabilities — from code and dependencies to containers … mission is to empower every developer to innovate securely in the AI era — boosting productivity while reducing business risk. We’re not your average security company - we build Snyk on One Team, Care Deeply, Customer Centric, and Forward Thinking. It’s how we stay driven, supportive, and always ...

pioneering a new role focused exclusively on quality assurance for GenAI/Agentic systems. As our Senior SDET for AI, you'll develop testing strategies, evaluation frameworks, and quality metrics specifically designed for LLM-powered applications. This role requires a unique blend of QA expertise, understanding of GenAI behaviour … applications and agentic workflows.Develop robust, end-to-end automated test suites in Python across evaluations, API checks, UI checks, and performance tests.Create automated prompt testing systems and regression suites to proactively detect unintended changes in model behaviour.Establish multi-dimensional evaluation criteria to measure and track GenAI quality across accuracy ...

SDET) to act as a catalyst for quality across our engineering organisation. You will be a first‐class engineer who builds & maintains our automated testing infrastructure, enabling rapid feedback cycles and the delivery of high‐quality software at speed. This is a technical leadership role: you will advocate … throughout our developer experience. If you are passionate about quality engineering, comfortable using AI tooling to work faster and smarter, and want to shape testing practice in a fast‐paced fintech environment, we want you on our team. About Us Recently ranked #482 on the Inc. 5000 fastest growing ...

85.40 Umbrella inside IR35 Duration: 12 months Working Arrangements: Hybrid - 1-2 days per month on-site Key Responsibilities : PMS Interim and Final Security Cases (multi-phase delivery). Development and maintenance of the PMS IA/Security Risk Register Contributions to the Whole Boat IA Risk Register … supplier IA Technical Queries (TQs). Supplier IA/Cyber artefact reviews and assurance outputs. Skills & Qualifications : Strong understanding of Information Assurance and Product Security within complex engineered systems Possesses and understanding of Secure by Design concept versus Security Accreditation process Experience within large scale, highly regulated programmes ...

SEFE Marketing & Trading Ltd in London is seeking a Senior Manager, Security Threat, Vulnerability & Testing to lead enterprise threat intelligence, vulnerability management, and security testing across cyber, OT, physical, and people security domains. You will translate complex findings into clear, risk-based insights for senior … stakeholders, drive threat modelling and remediation lifecycles, and collaborate with Security Operations, GRC and business teams to strengthen resilience and reduce #J-18808-Ljbffr ...

About the Team As AI systems become more advanced, the potential for misuse of their cyber capabilities may pose a threat to the security of organisations and individuals. Cyber capabilities also form common bottlenecks in scenarios across other AI risk areas such as harmful outcomes from biological and chemical … conducting robust empirical tests of AI systems so we can better understand how capable they currently are when it comes to performing cyber security tasks. The AI Security Institute’s Cyber Evaluations Team is developing first-of-its-kind government-run infrastructure to benchmark the progress of advanced ...

pioneering a new role focused exclusively on quality assurance for GenAI/Agentic systems. As our Senior SDET for AI, you'll develop testing strategies, evaluation frameworks, and quality metrics specifically designed for LLM-powered applications. This role requires a unique blend of QA expertise, understanding of GenAI behaviour … agentic workflows. Develop robust, end-to-end automated test suites in Python across evaluations, API checks, UI checks, and performance tests. Create automated prompt testing systems and regression suites to proactively detect unintended changes in model behaviour. Establish multi-dimensional evaluation criteria to measure and track GenAI quality across ...

balancing detection accuracy with computational efficiency Contribute newly discovered coding agent failure modes to Apollo's shared failure mode library (owned by the AI Security & Control Researcher/Engineer) as they surface during monitor design, evaluation, and iteration Stay current with research on AI safety, agent failures, and detection … methodologies Stay current with research into coding security and safety vulnerabilities Fine-tuning & Monitor Development Fine-tune open-source models to create efficient monitors for high-volume production environments Design and build agentic monitoring systems that autonomously investigate logs to identify both known and novel failure modes Incorporate adversarial ...

Software Developer in Test will:• Work with the QAA team and Development/Product Managers in an Agile (scrum) environment to automate testing of new features and non-functional requirements (e.g. performance) • Review new automation technologies for inclusion in our test strategy and framework • Analyse functional business requirements … completeness, participate in application design with developers and create a thorough testing strategy for the feature • Understand user profiles and likely usage bringing a user-centric aspect to the team • Mentor other team members and provide QA Automation leadership • Assist in estimation and planning of future work within ...

looking for an experienced Automation Test Engineer with active eDV Clearance for a client of ours in the National Security space. This role offers the chance to work across some very exciting projects, on multi-year programmes of work. Start: ASAP Location: London & Milton Keynes Duration: 6 months ** Active … Software Development Engineer in Test (SDET), QA Automation Engineer or similar role. Strong hands-on experience developing automated tests using Python 3.13+ . Experience testing containerised applications using Docker . Experience building and maintaining automated test frameworks such as PyTest, Playwright, Selenium or Robot Framework . Experience testing ...

Continuous Threat Exposure Management (CTEM). The HackerOne Platform unites agentic AI solutions with the ingenuity of the world’s largest community of security researchers to continuously discover, validate, prioritize, and remediate exposures across code, cloud, and AI systems. Through solutions like bug bounty, vulnerability disclosure, agentic pentesting … teaming, and code security, HackerOne delivers measurable, continuous reduction of cyber risk for enterprises. Industry leaders, including Anthropic, Crypto.com, General Motors, Goldman Sachs, Lufthansa, Uber, UK Ministry of Defence, and the U.S. Department of Defense, trust HackerOne to safeguard their digital ecosystems. HackerOne was recognized in Gartner’s Emerging ...

Continuous Threat Exposure Management (CTEM). The HackerOne Platform unites agentic AI solutions with the ingenuity of the world’s largest community of security researchers to continuously discover, validate, prioritize, and remediate exposures across code, cloud, and AI systems. Through solutions like bug bounty, vulnerability disclosure, agentic pentesting … teaming, and code security, HackerOne delivers measurable, continuous reduction of cyber risk for enterprises. Industry leaders, including Anthropic, Crypto.com, General Motors, Goldman Sachs, Lufthansa, Uber, UK Ministry of Defence, and the U.S. Department of Defense, trust HackerOne to safeguard their digital ecosystems. HackerOne was recognized in Gartner’s Emerging ...

Opportunity An established organisation in the North East is seeking a proactive, hands-on Cyber Security Engineer to strengthen its security posture and lead day-to-day cyber protection across its systems, networks, and cloud environment. As the organisation’s internal cyber security SME, you will have … protecting the organisation’s infrastructure while working as part of a small, multi-skilled team delivering day-to-day IT services. Alongside your cyber security responsibilities, you will support operational IT activity through the service desk, responding to tickets, assisting users, and contributing to the smooth running of Microsoft ...

Work on Technology That Protects What Matters At SiXworks , we build secure digital solutions that support Defence and National Security missions . Our teams work on complex problems where reliability, security, and speed of innovation matter. We’re looking for a QA Test Infrastructure Engineer who enjoys solving … monitoring, and pipelines align to readiness standards. Design and execute tests across physical infrastructure and IaC, including functional, integration, regression, resilience, non-functional, and security-related scenarios. Apply Secure-by-Design principles ; support security testing; contribute to accreditation, assurance, and compliance documentation. What We’re Looking ...

Work on Technology That Protects What Matters At SiXworks, we build secure digital solutions that support Defence and National Security missions. Our teams work on complex problems where reliability, security, and speed of innovation matter. We’re looking for a QA Test Infrastructure Engineer who enjoys solving difficult … monitoring, and pipelines align to readiness standards. Design and execute tests across physical infrastructure and IaC, including functional, integration, regression, resilience, non-functional, and security-related scenarios. Apply Secure-by-Design principles; support security testing; contribute to accreditation, assurance, and compliance documentation. What We’re Looking ...

Anduril Industries seeks a Senior Product Security engineer to develop novel security tooling, discover vulnerabilities, and secure our AI-enabled and autonomous systems. You will perform architecture reviews, analyze firmware and software, and collaborate with hardware and software teams to harden products across aerospace, defence, and sensing domains. … will lead security feature development, author security documentation, and advance threat modelling, risk assessments, and security testing #J-18808-Ljbffr ...

Work on Technology That Protects What Matters AtSiXworks, we build secure digital solutions that supportDefence and National Security missions. Our teams work on complex problems where reliability, security, and speed of innovation matter. We’re looking for aQA Test Infrastructure Engineerwho enjoys solving difficult technical challenges and wants … services, monitoring, and pipelines align to readiness standards. Design and execute testsacross physical infrastructure and IaC, including functional, integration, regression, resilience, non-functional, and security-related scenarios. Apply Secure-by-Design principles; support security testing; contribute to accreditation, assurance, and compliance documentation. What We’re Looking ...

Venesky-Brown’s client, a public sector organisation in Glasgow, is currently looking to recruit a Cyber Security Compliance Officer for as soon as possible for an initial 3 month contract on a rate of £28.06/hour PAYE. This role will be hybrid working. Responsibilities: - Support the Head … Digital Governance on the implementation and maintenance of the Information Security Policy Framework, as an assessor for compliance with the Network and Information System Regulation (NIS) and assist in the maintenance of evidence submitted by departments for annual NIS audits conducted by the approved auditors. - Advise and contribute ...

secure AI software development, helping millions of developers develop fast and stay secure as AI transforms how software is built. Our AI-native Developer Security Platform integrates seamlessly into development and security workflows, making it easy to find, fix, and prevent vulnerabilities — from code and dependencies to containers … mission is to empower every developer to innovate securely in the AI era — boosting productivity while reducing business risk. We’re not your average security company - we build Snyk on One Team, Care Deeply, Customer Centric, and Forward Thinking.It’s how we stay driven, supportive, and always one step ...

Project Description: The project is focused on improving the security, release reliability, maintainability, and operational resilience of business-critical banking applications. Forward Deployed Engineers will conduct targeted, hands-on engagements with development teams that are facing challenges with vulnerability remediation, automated testing, legacy technology, production stability, or achieving … safe and rapid release cadence. The role combines senior software engineering, DevOps, SRE, test automation, application security, and legacy modernization. Approximately 70% of the work involves hands-on coding and configuration. The technical scope includes building effective automated test suites, remediating security vulnerabilities, performing dependency and reachability analysis ...

Project Description: The project is focused on improving the security, release reliability, maintainability, and operational resilience of business-critical banking applications. Forward Deployed Engineers will conduct targeted, hands-on engagements with development teams that are facing challenges with vulnerability remediation, automated testing, legacy technology, production stability, or achieving … safe and rapid release cadence. The role combines senior software engineering, DevOps, SRE, test automation, application security, and legacy modernization. Approximately 70% of the work involves hands-on coding and configuration. The technical scope includes building effective automated test suites, remediating security vulnerabilities, performing dependency and reachability analysis ...

quality and reliability of our blockchain protocol. You will work closely with protocol engineers and smart contract developers to design, execute and automate testing for blockchain applications and decentralized systems.Responsibilities:Own the automation of Web3 wallet workflows, addressing complex testing challenges such as wallet integrations, transaction validation … Test automation roles, ideally in Agile environmentsTesting smart contracts, transactions and wallet integrationsProficient in using test automation frameworks and tools such as:UI Testing: Selenium, Cypress/JavaScript/Typescript, AppiumAPI Testing: REST Assured, Postman, SoapUIBDD Tools: Cucumber, SerenityDatabase TestingSolid experience with CI/CD pipelines and tools ...

Cleared Lead Automation Engineer - Hybrid - Inside IR35In an hands on capacity, you will conduct and lead automation testing activities to ensure systems meet the highest standards of quality and reliability, engaging in collaborative efforts with diverse teams to assess testing requirements and devise well-structured Automation Test Plans.We … demonstrating a history of successfully implementing test automation frameworks.Within this role you will be responsible for Functional, System, System Integration, End to End, and Security testing of various critical applications using test automation tools/frameworks such as Karate.• Leading a small team of test automation engineers.• Providing ...

Project description The project is focused on improving the security, release reliability, maintainability, and operational resilience of business-critical banking applications.Forward Deployed Engineers will conduct targeted, hands-on engagements with development teams that are facing challenges with vulnerability remediation, automated testing, legacy technology, production stability, or achieving … safe and rapid release cadence.The role combines senior software engineering, DevOps, SRE, test automation, application security, and legacy modernization. Approximately 70% of the work involves hands-on coding and configuration.The technical scope includes building effective automated test suites, remediating security vulnerabilities, performing dependency and reachability analysis, upgrading Java ...