Cyber Security Jobs

Sr. Software Engineer - Data Query Platform - London

This role involves building and maintaining ultra-high-scale data platforms that process petabytes of data from the Falcon platform, enabling analytics, machine learning, and threat hunting. The engineer will work extensively with Java microservices, Spark/Scala, Flink, Kubernetes, and AWS to design fault-tolerant systems for querying large-scale event pipelines. The position emphasizes distributed systems design, low-latency data processing, and collaboration across remote teams.

CrowdStrike London, United Kingdom

Hybrid Permanent

Sr. Security Researcher , DEU)

Conducts advanced vulnerability research and exploit development, focusing on analyzing patches, identifying zero-day vulnerabilities, and building automated tools for large-scale data analysis. Publishes findings internally and externally while supporting other teams with technical expertise. Works remotely within a global cybersecurity intelligence team.

CrowdStrike Alba / Scotland

Remote Permanent

Senior Security Consultant

This role involves delivering complex cybersecurity projects and managing senior-level client relationships within a leading UK security firm. The consultant will articulate and implement Bridewell's security propositions, focusing on client engagement and tailored solutions. Expertise in end-to-end cybersecurity capabilities and experience in client-facing roles are central to the position.

Bridewell London, United Kingdom

Hybrid Permanent Clearance Required

Technical Services Implementation Consultant

This role involves supporting customer integrations of Entrust’s identity and security solutions, providing technical guidance on APIs, SDKs, and integration workflows. The consultant will work remotely with customers and internal teams from onboarding through launch, ensuring smooth implementation and long-term success. The position emphasizes hands-on technical support, troubleshooting, and cross-functional collaboration within a global, flexible work environment.

Entrust Cannock Chase, United Kingdom

Hybrid Permanent

iOS Mobile Software Engineer II

Develop and enhance iOS SDKs for secure document capture and identity verification, focusing on camera functionality, on-device image processing, and machine learning. Collaborate with cross-functional teams to deliver accessible, high-quality user experiences through robust, scalable code and contribute to test automation and CI/CD pipelines.

Entrust London, United Kingdom

Hybrid Permanent

Senior Security Architect

This role involves designing and implementing robust security architectures to protect critical business functions for high-profile clients. The Senior Security Architect will assess complex systems, identify vulnerabilities, and provide strategic guidance on security transformation initiatives. The position is technically focused on delivering end-to-end cyber security solutions within a fast-growing, award-recognised team.

Bridewell London, United Kingdom

Hybrid Permanent

Cloud Security Engineer

Design, implement, and secure multi-cloud infrastructure across AWS, Azure, and GCP, with a strong focus on automation, DevSecOps, and compliance. Develop Infrastructure as Code, integrate security into CI/CD pipelines, and enhance cloud security posture using tools like Wiz, SIEM, and native cloud services. Collaborate with engineering and security teams to support scalable, resilient cloud platforms.

Experis Knutsford, Cheshire, United Kingdom

Chief Information Security Officer / CISO - Higher Education

Lead and strengthen the organization's cybersecurity posture during a critical phase of security and risk maturity. Drive strategic improvements across governance, risk management, cyber assurance, and operational security while collaborating with key stakeholders. Oversee a third-party SOC and ensure compliance with regulatory requirements in a research-led, public sector environment.

Experis United Kingdom

Hybrid Contract Clearance Required

3rd Line IT Support Engineer

The role involves providing advanced technical support and resolving complex infrastructure issues across server environments, virtualisation, networking, cloud, and security. The engineer will lead infrastructure projects such as server migrations and cloud deployments, mentor junior staff, and engage directly with clients to deliver tailored IT solutions. This position operates within a managed service provider environment, emphasising hands-on technical expertise and client-facing delivery.

SER Limited London, United Kingdom £50,000 – £55,000 pa

Senior Security Engineer

This role involves embedding security into the software development lifecycle for physical and video security solutions, with a focus on cloud, Kubernetes, and DevSecOps practices. You'll conduct threat modelling, secure CI/CD pipelines, perform code reviews, and lead vulnerability management. The position bridges application security, product security, and detection engineering in a collaborative engineering environment.

Copello Edinburgh, Alba / Scotland, United Kingdom £70,000 – £95,000 pa

AWS Network Engineer (Palo Alto, Firewalls, Python) - Amsterdam

This role involves designing, implementing, and troubleshooting large-scale AWS networking and cloud security infrastructure. The engineer will manage VPCs, Transit Gateway, firewalls (especially Palo Alto), and automate operations using Python and Infrastructure as Code. Collaboration with security and platform teams is key to maintaining resilient, secure cloud networks.

Salt London, United Kingdom £69 – £95 ph

Cloud Security Engineer

This role involves designing and securing cloud infrastructure across AWS, Azure, and GCP, with a focus on automation, Infrastructure as Code, and container security. The engineer will implement security controls, support CI/CD pipelines, and work closely with teams to strengthen cloud governance and remediation. Experience with Kubernetes, IAM, SIEM, and cloud security posture management tools is essential.

DCV Technologies Manchester, United Kingdom £550 – £600 pd

Cyber Resilience Specialist

This role involves assessing cyber threats and vulnerabilities in the context of operational resilience, translating technical security risks into business service impacts, and supporting scenario testing and governance. The specialist will work across technology, security, and risk teams to strengthen resilience capabilities within a regulated environment. Key focus areas include service mapping, impact tolerance assessments, and providing actionable recommendations to enhance organisational resilience.

Hays Technology London, United Kingdom £600 pd

Remote Contract

Infrastructure Cloud Engineer

Design, deploy, and support enterprise-scale Microsoft Azure cloud environments with a focus on security, scalability, and automation. Drive cloud transformation initiatives using Infrastructure as Code and collaborate with cross-functional teams to optimise performance and governance. Support critical applications in a 24/7 multi-site environment.

Hays Technology Manchester, United Kingdom £45,000 – £55,000 pa

Hybrid Permanent

Network Security Architect

This role involves leading the design and implementation of complex, multi-vendor network and security solutions, with a focus on high-availability data centre and SD-WAN architectures. The architect will produce detailed technical designs, configure and troubleshoot enterprise infrastructure, and provide technical leadership across delivery teams. Key technologies include Cisco ACI, F5 BIG-IP, and advanced routing and security platforms.

CBSbutler Holdings Limited trading as CBSbutler Newbury, Berkshire, United Kingdom £550 – £650 pd