276 to 300 of 362 Security Testing Jobs in the UK

Citation Cyber is seeking a Security Consultant to join our penetration testing team in a hybrid UK role. You will deliver varied security assessments, identify vulnerabilities and present remediation guidance to clients, while contributing to internal tooling and research. Ideal candidates have strong reporting skills, experience across … infrastructure and web apps, and familiarity with cloud security testing in Azure or AWS, plus a commitment to ongoing technical development. #J-18808-Ljbffr ...

Test Infrastructure Engineer - Chelmsford, Onsite - Outside IR35 - Highest Security Clearance As a QA Test Infrastructure Engineer, you'll help design, build, and deliver secure digital solutions in highly secure environments. You'll work alongside engineers, architects, and delivery specialists to develop technology that enables faster, safer decision‐making … 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. Key Responsibilities Required Infrastructure, Networking ...

across complex enterprise transformation programmes. This role will play a critical part in shaping cloud architecture, driving DevSecOps adoption, and ensuring technology solutions meet security, reliability, and regulatory requirements within a fast-paced delivery environment. Key Responsibilities Define and govern enterprise-scale Azure cloud and DevOps architecture standards across … leveraging Kubernetes, OpenShift, Azure Kubernetes Service (AKS), or Azure Red Hat OpenShift (ARO). Develop resilient cloud solutions that support high availability, disaster recovery, security, and operational excellence. Establish and promote DevSecOps practices, including automated security testing, secrets management, compliance controls, and policy enforcement. Drive architecture governance ...

across complex enterprise transformation programmes. This role will play a critical part in shaping cloud architecture, driving DevSecOps adoption, and ensuring technology solutions meet security, reliability, and regulatory requirements within a fast-paced delivery environment. Key Responsibilities Define and govern enterprise-scale Azure cloud and DevOps architecture standards across … leveraging Kubernetes, OpenShift, Azure Kubernetes Service (AKS), or Azure Red Hat OpenShift (ARO). Develop resilient cloud solutions that support high availability, disaster recovery, security, and operational excellence. Establish and promote DevSecOps practices, including automated security testing, secrets management, compliance controls, and policy enforcement. Drive architecture governance ...

support critical services and digital transformation initiatives. Whether you're an experienced Test Automation Engineer or a software developer looking to transition into automation testing, this role offers the chance to build innovative testing solutions and make a meaningful impact. What You'll Be Doing As a Test … ensure high-quality software delivery through effective test automation. Your responsibilities will include: Designing, developing, and maintaining automated test frameworks and scripts Integrating automated testing into CI/CD pipelines Collaborating with Agile delivery teams to define and implement appropriate test coverage Troubleshooting automation issues and driving continuous improvement ...

InfoSec People Ltd in the United Kingdom is partnering with a fast-growing Cyber Security SaaS organisation to hire a Senior AI Security Engineer. You will help build autonomous AI agents capable of planning, reasoning and executing security workflows in tightly controlled environments. This hands-on role … focuses on production AI systems, security testing automation, and safe integration with tooling. Remote UK work with competitive salary and benefits. #J-18808-Ljbffr ...

member of the Information Security team, the Cyber Human Factors Manager designs and operates a framework and methodology to manage risks related to cyber security human factors and behaviour, leads the lifecycle management of Information Security policies, and defines and reports metrics that enable decision ‐ making … culture across the organisation. This role is crucial in ensuring cybersecurity efforts are aligned with human behaviour and organisational culture, strengthening the overall security posture and reducing human ‐ related cyber risk. Human Factors Policy & Governance Develop, maintain, and continuously improve policies related to human factors in cybersecurity, aligned ...

client, a leading firm in the cyber security sector, is currently seeking an OT Cybersecurity Engineer to join their dynamic team. This permanent position is focused within the energy industry, playing a crucial role in ensuring the secure development and implementation of cybersecurity policies, processes, and controls for Operational … components within solutions and services. Provide secure design and architecture support for OT projects following Purdue Model principles (Levels 0-3). Contribute to security baselines, code-signing processes, and secure boot architecture for OT metering and embedded systems. Analyse firmware vulnerabilities using appropriate tools without impacting operational availability. ...

Hamilton Barnes Associates Limited is seeking a security testing expert to lead client engagements across the UK. You will conduct network, web, and mobile assessments, perform social engineering, and participate in red team engagements to deliver actionable findings. The role emphasizes a strong technical foundation, a passion … security, and clear communication with clients and teams. 60% on-site, with opportunities at client sites or head office. #J-18808-Ljbffr ...

Reversec is a specialist security consultancy built on deep technical expertise, research, and real-world security engineering. Our consultants regularly analyse highly obfuscated software, reverse engineer complex applications, develop custom tooling, and contribute to open-source security projects used throughout the industry. Reversec maintains Android security … spoken communication in English. If you are an experienced analyst, we expect proven experience in one or more of: Android malware analysis, Android application security testing, mobile application reverse engineering, malware research, threat research, or mobile threat intelligence. You should be able to demonstrate skills across Java ...

WeDoTech is seeking an experienced Security Tester for a 12-month contract. The role is remote-first within the UK, focusing on hands-on security testing across applications and APIs to ensure security standards and regulatory requirements are met. You will work with engineering and testing ...

will get the opportunity as a team to focus on what you do best – Building awesome products and technology! Key Responsibilities: End-to-end testing of the core platform, including automation and smoke testingCollaborating closely with design, product, and software engineering teammatesCreating and continuously developing the test strategy with … focus on automationTesting both frontend web apps and backend APIsKey Requirements: Expert knowledge in both automated (Cypress) and manual testing with Typescript/javascriptExperience testing both frontend web apps and backend APIsConfidence in building automated regression packsAny experience in security testing tooling would be advantageousExperience working ...

Senior Penetration Tester Remote - Client Travel Required £60,000 - £65,000 VIQU are partnered with a leading Cyber Security Consultancy is looking for an experienced Senior Penetration Tester to join its team. You'll deliver end-to-end penetration testing engagements, work directly with clients and contribute … development of technical capabilities. Key Responsibilities: Deliver penetration tests from scoping through to reporting and client debrief. Conduct testing across web applications, APIs, infrastructure, networks, cloud and mobile environments. Produce high-quality technical reports and present findings to clients. Support engagement scoping, proposals and client relationships. Research emerging vulnerabilities ...

Citi in London is seeking an AI Offensive Security Analyst to join the OSVM team. You will run security assessments against AI systems and use AI-powered tools to speed testing, while building new tooling and adapting to evolving threats. You should have practical security testing ...

routes real issues to remediation Run head-to-head technical evaluations of frontier models on real detection tasks, and let the evidence from testing decide which models and techniques SWIFT relies on Build the integration that plugs AI-assisted detection into how SWIFT develops software, working alongside existing security … rest of the industry is Work entirely within SWIFT's governed access and tooling controls Defend technical decisions under scrutiny from AI and Security peers, and document the methodology so it survives Required Qualifications/Skills Demonstrated hands-on experience applying AI/LLM models to real security ...

Maria Petersen - Alpha Demo (For Product Release) is seeking a Security Engineer to manage security posture and protect the application from threats. You will perform web app pentests, secure cloud infrastructure, and oversee SOC II controls, with the ability to pull the plug on risky features. A strong … background in security testing and proactive risk management is essential. The role requires hands-on experience with Linux, firewall management, and Agile DevOps practices, and offers a #J-18808-Ljbffr ...

GoFractional in London is seeking a Programme Lead Test Manager to own the strategy and delivery of end-to-end testing across a complex portfolio, including SIT, UAT, performance and security testing, across multiple platforms and major projects. You will lead a high-performing team, set quality … metrics, govern offshore/vendor testing, work with senior stakeholders to align testing with business goals, and ensure timely, within-budget delivery. #J-18808-Ljbffr ...

Please note this role require you to gain SC ClearanceJob DescriptionYou'll be tasked with leading on-site security assessments in secure environments, showcasing professionalism and maturity at every step. Your responsibilities will include conducting structured programs of security testing, consultancy, and research, as well as delivering … engaging directly with secure environments to make a tangible impact. Required Skillsvulnerability assessmentsonsite check penetration testsdevice health check and build reviews.red team and advanced testing simulationsSpecialise in network infrastructure penetration tests. Conduct technical security tests against information systems or products with the aim of identifying vulnerabilities. Ensure that ...

responsibilities Challenge traditional delivery methods and introduce faster, more automated ways of building software. Define and maintain engineering standards across the Lab, including quality, security, testing and production‐readiness. Work with clients and internal stakeholders to identify, assess and prioritise high‐value opportunities for emerging technology. Architect … with AI development frameworks such as LangChain, foundation model platforms, vector databases, structured outputs, tracing and evaluation techniques Experience applying modern engineering practices, including testing, CI/CD, DevOps, observability, secure development, code quality, architecture reviews and production‐readiness Experience designing monitoring approaches, dashboards or evaluation mechanisms to understand ...

review feature specifications and define comprehensive validation strategies .Design and execute detailed test plans with a focus on scalable automation across functional, performance, and security testing.Architect, implement, and maintain robust automation frameworks and test suites within a sophisticated CI/CD environment.Collaborate with engineering and operations to investigate, triage ...

Consulting in London is seeking an Automation Test Engineer to design and maintain automated testing embedded in CI/CD pipelines, bringing quality, security and confidence into the software delivery lifecycle. You’ll work with Software Developers, DevSecOps Engineers and QA specialists to build robust automation frameworks, test ...

Privalgo, a London-based FCA-authorised payments specialist, seeks a Cyber Security Engineer to safeguard digital assets and data. You will guide security practices, mentor engineers, and ensure compliance across the business. Responsibilities include designing secure architectures, implementing automated security testing, and leading incident response ...

scalability, reliability, latency, and maintainability Collaborate with cross-functional teams to define, design, and ship AI-enabled features and solutions Implement best practices for security, testing, monitoring, and CI/CD automation across AI application development Debug and resolve issues across application logic, model integrations, and system performance … Azure, and containerization technologies including Docker and Kubernetes Understanding of asynchronous programming, performance optimization, and scalable backend architectures Experience with unit testing, debugging, version control, and software engineering best practices Familiarity with data processing, prompt-driven workflows, semantic search, or retrieval‐based AI patterns is a strong plus Ability ...

record of taking ownership of non‐trivial pieces of work and delivering them. Desirable Experience with micro services. Some experience with performance, accessibility or security testing. Cloud platform experience (AWS, GCP, Azure). Prior experience mentoring junior engineers or interns. Experience with Infrastructure as Code (IaC) and configuration management ...

Searchability NS&D is seeking a Senior Security Architect for Oracle Cloud Infrastructure in London to design and assure security architectures for OCI-based solutions. The role focuses on translating requirements into practical designs, controls and implementation guidance, ensuring security is embedded throughout delivery. You will assess … cloud and network designs, identify risks and control gaps, define IAM approaches including RBAC and privileged access, and lead or assure security testing, #J-18808-Ljbffr ...