Cyber Security Jobs

Principal Security Engineer, SDO AppSec EMEA

As a Principal Security Engineer in the Appstar organization, you lead application security reviews across complex systems, identify and advise on critical security risks, and mentor the broader security engineering team. You own security outcomes that reduce persistent risks and...

Amazon London, United Kingdom

Permanent

VP of Applied Science

Join us at EntrustAt Entrust, we’re shaping the future of identity centric security solutions. From our comprehensive portfolio of solutions to our flexible, global workplace, we empower careers, foster collaboration, and build solutions that help keep the world moving safely.Get...

Entrust London, United Kingdom

Applied Scientist Lead - Computer Vision

As an Applied Science Manager, you will lead a team of 6 applied scientists in developing and deploying vision-language models for data extraction and tiny models for mobile devices. Your role involves defining the team's roadmap, staying current with ML literature, and contributing to the development lifecycle while pushing the boundaries of research in areas like document understanding and efficient ML.

Entrust London, United Kingdom

On-site Permanent

Sr. Software Engineer - Surface Engineering

This role involves building globally distributed, fault-tolerant, and highly scalable cloud ecosystems using Golang and Python. You will work on backend microservices, leverage existing CrowdStrike tools, and collaborate with multiple teams to detect targeted attacks and improve system quality.

CrowdStrike London, United Kingdom

Hybrid Permanent

Solutions Consultant - Public Sector - NHS/ Healthcare

The Solutions Consultant role involves building partnerships for key healthcare technologies, including EHR systems and medical devices, and providing technical leadership to ensure value realization in customer investments. You will work closely with medical vendors, engage in strategic planning, and lead technical validation efforts to secure customer success with Palo Alto Networks.

Palo Alto Networks London, United Kingdom

Hybrid Permanent

Principal Consultant, Incident Response (Unit 42)

Leads high-stakes incident response engagements for clients, conducting forensic investigations across Windows, Linux, and macOS systems to identify breaches and attack vectors. Uses advanced tools like EnCase, FTK, and Splunk to analyze logs and memory artifacts, delivering actionable remediation strategies. Mentors junior consultants and collaborates with internal teams to strengthen client security postures.

Palo Alto Networks London, United Kingdom

Hybrid Permanent

Associate Software Engineer

This role involves building and maintaining full-stack features for enterprise email and collaboration data governance, working across C# and Java backends and React frontends. The engineer will own features from design through production, contribute to scalable cloud-native services on AWS and Kubernetes, and use AI tools as part of daily development workflows. The team focuses on compliance, archiving, and insights at scale, with strong emphasis on code quality, observability, and production ownership.

Mimecast London, United Kingdom £40,000 – £57,000 pa

Hybrid Permanent Clearance Required

Director, Program Delivery Management

Director, Program and Delivery ManagementProduct Operations · London, UKABOUT MIMECASTMimecast is a leading cybersecurity company protecting people, data, and communications from today’s most sophisticated threats. With over 42,000 customers worldwide and 18 billion security events analyzed daily, we pioneer Human...

Mimecast London, United Kingdom

Senior Application Security Engineer - DevSecOps & Cloud Security

This role involves embedding security into the software development lifecycle by collaborating with engineering teams to design and implement secure cloud-native applications. The engineer will integrate security into CI/CD pipelines, strengthen API and Kubernetes security, and automate controls using security-as-code and infrastructure-as-code practices. The position focuses on proactive security enablement rather than traditional vulnerability management, with a strong emphasis on Azure, GitHub Actions, and secure development tooling.

Additional Resources London, United Kingdom £70,000 – £80,000 pa

Hybrid Permanent

Security Assurance Lead - SC Cleared

Lead security assurance activities within a high-profile UK Government programme, ensuring solutions are secure by design and compliant with HMG and NCSC standards. Engage with delivery teams, architects, and senior stakeholders across a multi-supplier environment to review technical security architectures and provide constructive challenge. Focus on risk management and adherence to government security policies in a complex, regulated setting.

SR2 London, United Kingdom £500 – £600 pd

Hybrid Contract Clearance Required

SC Cleared Security Architect

This role involves designing and securing a developer tooling landscape with a focus on GitHub Enterprise, infrastructure-as-code, and secure-by-default configurations. The engineer will mitigate security risks in tooling, improve auditability and compliance, and collaborate with the SOC team to enhance monitoring. Emphasis is placed on governance, IDAM, and alignment with government security standards.

Opus Recruitment Solutions London, United Kingdom £550 – £600 pd

Remote Contract Clearance Required

IT Business Analyst

This role involves bridging the gap between business and technology within a wealth management environment, focusing on identifying efficiency improvements through technology, managing IT issues, and leading application delivery and governance. The analyst will work across the project lifecycle, from requirements gathering to post-delivery oversight, ensuring solutions meet business needs and comply with architecture, security, and governance standards. Responsibilities include stakeholder engagement, vendor management, and maintaining fit-for-purpose support and documentation for both new and existing applications.

ARC IT Recruitment London, United Kingdom £60,000 – £65,000 pa

Hybrid Permanent

Billing Analyst

About the CompanyA fast-growingtechnology and managed services provider specialising in cyber security, IT and communications solutions. The business is known for its strong client relationships, high service standards and continued investment in growth.About the RoleAn opportunity has arisen for an...

Oscar Technology London, United Kingdom £35,000 – £40,000 pa

Microsoft Purview Engineer

The role involves translating complex compliance requirements into technical solutions using Microsoft Purview and Azure. The engineer will provide operational support and optimization for data governance systems, working closely with business and risk stakeholders. Key responsibilities include implementing data lineage, sensitivity labels, and DLP policies within enterprise-scale environments.

Randstad Technologies London, United Kingdom £70,000 – £90,000 pa

Remote Permanent

Manager, Engineering - Managed Services

This role involves managing a cross-disciplinary team of front-end and cloud engineers to develop APIs, UIs, and cloud services for Falcon Complete. You will collaborate with product groups, analysts, and peers to ensure high-quality and reliable customer experiences, while also focusing on team development and strategic planning.

CrowdStrike London, United Kingdom

Hybrid Permanent