Latest security engineer Jobs

Principal Cloud DevOps Engineer

Design and manage scalable cloud infrastructure for an ML-powered identity verification platform using AWS, Kubernetes, and GitLab CI/CD. Automate deployment pipelines, enhance system reliability, and collaborate with security and product teams to improve platform resilience. Work in a technology-agnostic environment with tools like Terraform, Helm, Vault, and FluxCD.

Entrust

Hybrid Permanent

Senior Software Test Engineer

This role involves leading test engineering efforts within a cross-functional product team, focusing on end-to-end quality ownership for web, backend, and mobile applications built on microservices and machine learning. The engineer will design and develop automated test frameworks using modern tools, integrate testing into CI/CD pipelines, and mentor team members in quality best practices. The position emphasizes a strong blend of technical automation, exploratory testing, and cross-team collaboration in a flexible, global environment.

Entrust Portugal

DevSecOps Engineer- eDV Cleared

This role involves working on high-impact, mission-critical projects for National Security clients, focusing on DevSecOps practices. Responsibilities include hands-on systems administration, automation, CI/CD pipeline development, and containerization, with a strong emphasis on security and compliance.

Searchability NS&D Gloucestershire, United Kingdom £40,000 – £85,000 pa

On-site Permanent Clearance Required

DevOps Engineer- eDV Cleared

This role involves working as a DevOps Engineer on high-impact, mission-critical projects for National Security clients. You will be part of a consultancy that delivers cutting-edge solutions, with a focus on containerization, infrastructure as code, and SRE practices.

Searchability NS&D Gloucestershire, United Kingdom £35,000 – £65,000 pa

On-site Permanent Clearance Required

Engineer II, Site Reliability , GBR)

This role involves ensuring the reliability and performance of CrowdStrike's large-scale distributed systems, processing trillions of daily events. The engineer will focus on automation, incident response, and operational excellence within the Commercial Cloud environment, using modern monitoring tools and an AI-first approach. Responsibilities include capacity planning, system tuning, and leading technical improvements across a global, distributed team.

CrowdStrike United Kingdom

Remote

Technical Support Engineer - Cloud , GBR)

Provide technical support to customers using CrowdStrike's cloud-based cybersecurity platform, troubleshooting issues across Windows, Linux, and cloud environments like AWS, Azure, and GCP. Act as a subject matter expert on key product features, document solutions, and collaborate with engineering teams to resolve complex technical problems. The role emphasizes customer advocacy, knowledge sharing, and continuous process improvement in a remote-first environment.

CrowdStrike United Kingdom

Remote Permanent

Senior DevSecOps Engineer

Senior SecDevOps Engineer - Secure Digital Platform (SDP) Data & Integration📍 Reading (Hybrid - 3 days onsite per week)💰 £65.00 - £71.43 per hour (Inside IR35)📅 12-Month Contract🔒 Active SC Clearance Required🇬🇧 Sole UK Nationals OnlyWe are seeking an experienced...

CBSbutler Holdings Limited trading as CBSbutler Cliddesden, Hampshire, RG25 2JJ, United Kingdom £65 – £71 ph

Cryptography Operations Engineer

This role involves managing cryptographic assets, including encryption keys and HSMs, to ensure data security across enterprise systems. The engineer will monitor, implement, and support cryptographic solutions, conduct security assessments, and contribute to policy and training. Work includes BAU and on-call support within a global 24/7 team, using tools from Thales and Entrust in complex Windows and Linux environments.

Barclays Knutsford, WA16 9EU, United Kingdom

Firmware Engineer - Hardware Integration - Defence - Cambridge

This role involves developing new defensive technologies through firmware engineering and electronics hardware integration. You will work on cutting-edge projects, collaborate in a flat-structured team, and contribute to the defence of the UK and allied nations.

Newton Colmore Cambridge, United Kingdom

Machine Learning Integration Engineer

This role involves integrating and optimizing machine learning models within Darktrace's cybersecurity platform. You'll work closely with machine learning specialists and security researchers to prototype new ideas, improve model performance, and scale solutions across the digital estate. The focus is on deploying innovative AI-driven defenses against unknown cyber threats using Python and ML acceleration frameworks.

Darktrace Cambridge, CB2 3BJ, United Kingdom

Hybrid Permanent

Senior Dev Ops Engineer

This role involves leading DevOps transformation across a global enterprise by establishing engineering standards, mentoring teams, and governing SDLC compliance. The engineer will design and maintain scalable CI/CD pipelines, infrastructure as code, and automation frameworks while collaborating with architecture, security, and delivery teams. Emphasis is placed on driving consistent, audit-ready practices and operational excellence at scale.

HAYS Specialist Recruitment London, United Kingdom

Cloud Platform Engineer

Design and build secure, scalable cloud platforms using GCP and Azure, with a focus on infrastructure as code, CI/CD automation, and containerised deployments. Work across technical and non-technical teams to deliver cloud-native solutions in a hybrid working environment. Support innovation initiatives through platform engineering and DevSecOps practices.

Computer Futures Manchester, United Kingdom £625 – £675 pd

Infrastructure Cloud Engineer

This role involves managing and enhancing Azure cloud infrastructure, including IaaS, networking, and security, with a focus on operational reliability and compliance. The engineer will administer Microsoft Entra ID and Microsoft 365, provide advanced technical support, and contribute to cloud initiatives. Key responsibilities include patching, lifecycle management, and remediation of security vulnerabilities.

ARC IT Recruitment London, United Kingdom £65,000 pa

IT Support Engineer

The role involves providing 2nd line IT support, resolving incidents, managing service desk requests, and performing field-based technical maintenance. Key responsibilities include troubleshooting Microsoft 365, managing backups, maintaining system documentation, and ensuring compliance with IT policies and security standards. The engineer will work with a range of technologies including virtualization platforms, Active Directory, and networking protocols in a hybrid working environment.

Oscar Technology Dartford, United Kingdom £32,000 – £38,000 pa

Senior C++ Software Engineer

Design and develop high-performance, low-latency C++ systems for AI-driven cybersecurity solutions, focusing on innovation, memory safety, and scalability. Work within a cross-functional R&D team to build secure, production-grade native tooling that defends against unknown cyber threats. Specialise in modern C++ (C++17/20+), systems programming, and performance optimisation in Linux and cloud environments.

Darktrace Cambridge, CB2 3BJ, United Kingdom

Hybrid Permanent