Latest security engineer Jobs

Lead Developer / Platform Owner

This role involves taking end-to-end ownership of the developer platforms that support software delivery across a global organization. Responsibilities include shaping platform strategy, ensuring security and compliance, managing the tooling portfolio, and driving adoption and continuous improvement.

HAYS Specialist Recruitment Birmingham, United Kingdom £60,000 – £65,000 pa

On-site Permanent

Infrastructure Architect

This role involves leading the design and evolution of data centre and cloud platforms, providing architectural leadership, and ensuring solutions align with security standards. You will work closely with cross-functional teams to translate business requirements into robust technical solutions and shape the future infrastructure strategy.

Huxley Associates London, United Kingdom £105,000 – £115,000 pa

On-site Permanent

Penetration Tester

This role involves conducting comprehensive penetration tests across networks, web and mobile applications, APIs, and cloud environments using both manual and automated techniques. The tester will simulate real-world cyberattacks, identify vulnerabilities, and produce detailed technical and executive reports with actionable remediation advice. A key focus is translating complex security findings for non-technical stakeholders while adhering to strict ethical and compliance standards in a security-cleared context.

SmartSourcing Ltd United Kingdom £60,000 – £80,000 pa

Remote Permanent Clearance Required

Sr. AI Threat Researcher

This role involves researching how threat actors exploit AI across the attack lifecycle, including AI-powered social engineering, malware generation, and attacks on AI systems. The researcher will analyze telemetry and open-source intelligence to detect adversarial AI use, develop detection strategies, and automate workflows. Findings will be shared through internal collaboration and external publications to keep Sophos and the security community ahead of emerging threats.

Sophos United Kingdom

Remote Permanent

Internal IT Manager

The Internal IT Manager will take ownership of the company's internal IT systems, ensuring they are secure, reliable, and well-managed. Key responsibilities include administering Google Workspace, Google Cloud Platform, and Microsoft 365, managing user permissions, and supporting security and compliance initiatives.

Circle Recruitment London, United Kingdom £60,000 – £70,000 pa

Remote Permanent Clearance Required

IT Systems Architect

This role involves designing and aligning end-to-end IT and OT solutions across infrastructure, networks, security, and enterprise systems in a hybrid environment. The architect will translate business requirements into scalable, supportable technical designs, working with internal teams and third-party suppliers. The position bridges legacy manufacturing systems and modern cloud platforms, requiring strong stakeholder engagement and strategic oversight during project delivery.

Rise Technical Recruitment Scunthorpe, DN15 6SS, United Kingdom £60,000 – £65,000 pa

Hybrid Contract

Technical Architect

This role involves leading the design and evolution of cloud-first, enterprise-scale solutions in a financial services environment. The Technical Architect will modernise legacy systems, define integration strategies, and provide technical leadership across engineering teams. Focus areas include Azure cloud-native architecture, microservices, API management, and Microsoft technology stacks, with an emphasis on security, scalability, and innovation.

SR2 Swindon, United Kingdom £70,000 – £80,000 pa

Hybrid Permanent

Red Team Lead

As a Red Team Lead, you will design and execute sophisticated adversary emulation engagements, researching emerging threats and translating real-world attacker behavior into impactful red team operations. You will lead complex engagements, develop realistic attack scenarios, and support client advisory, while maintaining high technical and ethical standards.

Oscar Technology London, United Kingdom £70,000 – £90,000 pa

Remote Permanent

Penetration Tester

This role involves conducting hands-on penetration tests across web applications, APIs, infrastructure, and cloud environments using industry-standard methodologies. The Penetration Tester will identify vulnerabilities, produce risk-based reports, support remediation efforts, and collaborate with development and security teams to embed security into project lifecycles. The position also includes contributing to purple teaming exercises, improving internal testing practices, and staying current with evolving threats and offensive techniques.

VIQU IT Recruitment Rh121Rd, RH12 1RD, United Kingdom £50,000 – £60,000 pa

Hybrid Permanent

Technical Estimator

As a Technical Estimator, you will prepare detailed cost estimates and technical proposals for electronic security systems, working closely with commercial, operational, and project delivery teams. Your role involves assessing risks, optimizing value, and ensuring compliance with industry standards and business objectives.

J B Corrie & Co Ltd M241Gs, M24 1GS, United Kingdom £42,000 – £47,000 pa

Hybrid Permanent Clearance Required

Product Executive

The Product Executive will work closely with developers and technical leads to stay up-to-date with new product features, test these features, and provide feedback. They will also assist in release planning, liaise with the Product Marketing team, and create product enablement materials. This role requires strong communication, organizational, and documentation skills.

Darktrace Cambridge, CB2 3BJ, United Kingdom

Hybrid Permanent

C++ / C# Software Developer

This role involves full-stack development of high-performance, scalable solutions, real-time programming, and integrating products with third-party APIs. You will work closely with the software team lead and QA Engineer on technically challenging, high-impact security and intelligence systems.

The Recruitment Bureau (Kent) Ltd Northampton, United Kingdom £45,000 – £60,000 pa

Hybrid Permanent Clearance Required

Solution Architect Delivery Lead

This role involves leading solution architecture and delivery across multiple programmes, translating business requirements into technical designs, and ensuring alignment with security and compliance standards. You will collaborate with business leaders, IT teams, and vendors to design and support integrations across in-house and third-party platforms, acting as a trusted technology advisor.

ARC IT Recruitment London, United Kingdom £80,000 – £100,000 pa

Hybrid Permanent

Lead Technical Architect

As a Lead Technical Architect, you will lead the technical design of systems and services for DVLA, working closely with engineering squads and other stakeholders. You will be involved in impactful projects like the Electronic Vehicle Excise Duty programme, focusing on new development, changes to existing systems, and integration between services.

Inspire People Swansea, United Kingdom £57,515 – £82,430 pa

Permanent Clearance Required

Senior Threat Behavior Researcher (UK)

This role involves hunting, researching, and developing real-time protection for suspicious activities across customer environments. You will write behavioral protection rules to block malicious activities, support remediation efforts, and contribute to sandbox development, combining deep technical knowledge and innovative problem-solving skills.

Sophos United Kingdom

Remote Permanent