Cyber Security Jobs

• United Kingdom
• Remote
• Mid-level

Hands-on SRE role focused on CrowdStrike's Commercial Cloud, covering operational ownership of availability, latency, throughput, monitoring, incident response and capacity planning across thousands of bare metal servers and VMs. Involves building automation and tooling in C++, Java, Python or Go, working with monitoring stacks like Prometheus, Grafana and ELK, and joining a global on-call rotation.

CrowdStrike · ELK · Prometheus +15

• Boston, United States
• Remote
• £140,000 – £215,000 pa
• Lead · manages people

Lead a team of engineers building self-service infrastructure-as-code primitives, high-availability services and cloud cost optimization across a multi-cloud environment. The role combines people management with hands-on architecture of large-scale distributed systems, using tools like Terraform, Pulumi, Chef and Python or Go, with a strong SRE and GitOps focus.

Chef · Puppet · Salt +7

• Cambridge
• Lead

Hands-on technical leadership role maintaining and evolving the Workday integration ecosystem across HR and Finance, reporting to the Digital Transformation Lead. You will design, build and support integrations using Workday Studio, EIB, web services and APIs, govern the Workday security model, and develop reporting and analytics, while balancing project delivery with operational support.

Workday · Workday Studio · Enterprise Interface Builder +7

• Bristol
• Hybrid · 2–3 days in office
• Senior
• Permanent

Acts as a trusted advisor to clients across sectors, delivering governance, risk and compliance guidance spanning secure architecture, IDAM, PAM and DLP, and frameworks such as ISO 27001, NIST CSF and NIS2. Produces risk assessments, gap analyses and remediation roadmaps, while supporting bids, content creation and marketing events. Requires UK Government Security Clearance and works hybrid from the Bristol office 2-3 days a week.

IDAM · PAM · DLP +5

• Cambridge
• Hybrid · 2 days in office
• Mid-level

Partners with developers and product teams to embed quality from the start, designing and maintaining automated test frameworks across API, UI, integration and regression layers. Builds scalable suites into CI/CD pipelines, drives shift-left testing, and contributes to test strategy, code reviews and architecture discussions.

Cypress · Playwright · pytest +7

• Chippenham
• Hybrid
• Senior
• Permanent

Provide end-to-end cyber security support for Spacecraft Control Centre Systems and Satellite Communications infrastructures, analysing functional needs, setting criticality levels and proposing protection concepts. Coordinate security architecture across disciplines, manage risks and ensure defences stay ahead of evolving threats. Requires CISSP/CISM and hands-on knowledge of Solaris, Linux, Windows, Cisco and JSP440.

Solaris · Linux · Windows +1

• London
• Remote
• Senior

Deliver expert-level technical support to top-tier cybersecurity customers, owning complex cases from initiation to resolution through multi-vendor troubleshooting, fault isolation and root cause analysis. Act as a designated customer advocate running weekly reviews, QBRs and upgrade planning, while working with Engineering and QA on bug reports and test plans.

Palo Alto Networks · Prisma Access · Cisco Firepower +7

• United Kingdom
• Remote
• Senior
• Permanent

Builds and maintains analytical data models in a cloud data warehouse, designing high-quality datasets for customer-facing reporting and developing semantic layers for BI. Works in a multi-disciplinary agile product team with data and software engineers, leading on data quality, observability and model optimisation while mentoring junior engineers.

Snowflake · dbt · Power BI +4

• Chessington
• Hybrid
• Director · manages people
• Permanent

Lead the IT function across a multi-site FMCG business, assessing the existing technology estate and transitioning away from services provided by the former parent group. Own infrastructure, cloud, enterprise applications (notably D365 Business Central), cybersecurity governance and supplier relationships, while building a roadmap and developing the IT team.

Microsoft Dynamics 365 Business Central · Azure · Microsoft 365 +3

• Basingstoke
• Hybrid
• £41,000 – £45,000 pa
• Entry level
• Contract

A KTP Associate role transforming in-house cybersecurity software using Large Language Models and NLP, building real-time threat detection and clear user-facing responses. Involves developing UI and API integrations, working with large datasets and PyTorch, and acting as project lead while embedding technology and upskilling company staff.

PyTorch

• London
• On-site
• Lead
• Permanent

Manage and improve a large-scale AWS and Kubernetes infrastructure powering an ML-based ID verification platform. Automate deployments, harden security with the security team, and provide tooling and guidance to product engineers to boost scalability and reliability. Works in an Agile DevOps team using Terraform, Helm, Docker, GitLab CI and Python.

AWS · Kubernetes · Terraform +7

• Staffordshire
• Hybrid · 2 days in office
• £50,000 – £55,000 pa
• Senior
• Permanent

Hands-on role taking technical ownership of Microsoft cloud environments, initially strengthening internal systems before moving into customer consultancy, solution design and pre-sales. Day to day covers Microsoft 365, Azure, Entra ID, Intune and SharePoint, plus security and governance work such as vulnerability scanning, remediation and Cyber Essentials compliance. Automation via Power Automate and acting as escalation point for complex cloud issues are also central.

Microsoft 365 · Azure · Entra ID +6

• Bath
• Hybrid · 2 days in office
• £30,000 pa
• Entry level

Join a technical operations team conducting cybercrime incident response, classifying malicious websites, apps, emails and phone numbers, and communicating findings to customers and affected parties. The role involves shift work covering weekends, with hybrid flexibility from a Bath office, and full training is provided for candidates without prior cybersecurity experience.

Udemy · Coursera

• London
• Hybrid
• Mid-level

Builds new features and systems for Cloudflare's edge web server, focusing on the rules engine and its control plane. Works in Rust and Go on large-scale distributed systems, performance engineering, and reliability across a platform handling over 100 million HTTP requests per second.

Rust · Go · Cloudflare

• London
• €54,000 – €75,000 pa
• Mid-level

Join the Security Rules team to design, build and operate microservices behind Cloudflare's Application Security products such as Rate Limiting and Web Application Firewall. Work mainly in Rust and Go across distributed systems, databases, Docker and Kubernetes, with on-call duties and mentoring responsibilities.

Rust · Go · Docker +7