Cyber Security Jobs

CrowdStrike · Germany

Conducts vulnerability research and exploit development, analysing vendor patches to identify flaws and building proof-of-concept exploits. Reviews logs and payloads to confirm 0-day and n-day exploitation, and develops automated tooling for large-scale data collection and analysis. Publishes findings on the CrowdStrike blog or at conferences and supports other intelligence teams with ad-hoc technical solutions.

CrowdStrike · Ireland

Join the Advanced Research Team to perform vulnerability research across a wide range of targets, analysing vendor patches to identify vulnerabilities and develop proof-of-concept exploits. You will build automated solutions for collecting and processing data at scale, reverse engineer malicious payloads, and publish findings on the CrowdStrike blog or at conferences.

Darktrace · London

Customer-facing pre-sales technical role supporting Key Account Managers to design and manage Darktrace deployments for the UK's largest enterprise customers. Involves building technical relationships, responding to RFIs/RFPs, designing deployment architectures, and evangelising products at events, with roughly 20% travel.

Darktrace · Cambridge

Works within Cambridge R&D teams on high-impact projects spanning rapid prototyping and structured platform development, providing expert technical direction and mentoring engineers across languages such as Python, JavaScript, Rust and C++. The role advances a unique methodology for defending against unknown cyber-attacks, using Docker, cloud environments and CI/CD pipelines, and involves engaging with executive leadership on technical strategy.

Tracebit · London

Founding engineer role building a cloud intrusion-detection product using canaries, working across the stack mainly in C# on .NET Core 10, plus Terraform and an HTMX frontend. You'll work face to face with both founders, the engineering team and customers, shipping daily with little bureaucracy and encouraged AI-assisted development.

SoCode · Cambridge · £850 pd

Security architect embedded in an engineering-led programme building a brand-new on-prem private cloud from open-source stacks. Owns threat modelling, secure-by-design through IaC, CI/CD and policy-as-code, and translates NIST/STIG frameworks into testable controls. Acts as the security conduit between engineering, programme leadership and enterprise security.

Ascend Consulting · Stoke-on-Trent · £45,000 – £55,000 pa

Owns the day-to-day technology environment for an engineering and manufacturing business, covering infrastructure management, systems and database administration, cybersecurity, ERP and global support. Leads and mentors an IT team, runs projects such as system upgrades and software implementations, manages budgets and vendors, and ensures compliance and disaster recovery across UK and international offices.

Hays Technology · London · £644 pd

Senior technical authority providing leadership across a large-scale AWS platform estate, covering cloud infrastructure, applications, ingest pipelines and live services. Defines engineering standards, governance and assurance, owns platform reliability and leads major incident response for critical 24/7 services, coordinating multiple teams and suppliers.

Guidant Global · Cheltenham · £550 – £750 pd

An IdAM Architect role within a Security Architecture team, shaping enterprise identity and access capabilities across cloud transformation and service management convergence programmes. Day to day involves security architecture reviews, risk and vulnerability assessments, threat modelling, and designing identity solutions using SSO, MFA, IGA, PAM and federation standards. Works closely with solution architects, engineers and risk advisors to embed security by design.

Guidant Global · London · £500 ph

A contract IdAM Architect role within a Security Architecture team, shaping enterprise identity and access capabilities across cloud transformation and service management convergence programmes. Day to day involves security architecture reviews, risk and vulnerability assessments, threat modelling, and designing identity solutions covering SSO, MFA, IGA, PAM and federation standards. Works closely with solution architects, engineering, risk advisors and business stakeholders to embed security by design.

Twinstream Limited · Bristol · £50,000 – £60,000 pa

Hands-on senior role taking operational ownership of a corporate IT estate, managing cloud services, Microsoft 365, Entra ID, networking, endpoint security and automation. Involves leading complex incident resolution, patching, backups and business continuity while mentoring colleagues and working with suppliers alongside the IT Technical Lead.

Unipart · Oxford · £85,000 pa

Designs, implements and maintains complex SAP S/4HANA and HANA database landscapes, leading technical teams across system administration, cloud migration and integration strategy. Covers performance tuning, high availability and disaster recovery, TMS, kernel upgrades and Solution Manager/Cloud ALM, while mentoring junior Basis engineers and driving automation.

Barclays · Knutsford

A 10-week summer internship in Barclays' Chief Security Office, working on real projects across cyber and security. Interns collaborate with cross-functional teams on risk reduction, threat intelligence and secure engineering, helping protect the bank, its customers and colleagues while building technical skills.

Framatome · Bristol · £63,120 – £94,680 pa

Combines deep technical cybersecurity expertise with commercial skills to build a local cybersecurity practice and drive client relationships within the UK nuclear sector. Leads market-entry strategy, develops pipelines for consulting and field services, and acts as senior subject matter expert on OT/ICS and critical infrastructure security. Also recruits and develops a local team while aligning with global business lines.

Randstad Technologies Recruitment · Birmingham · £300 – £400 pd

Lead a six-month AI and digital platform security initiative, defining controls and guardrails for GenAI and machine learning across global operations. Architect defences spanning AWS, Azure, hybrid and on-prem environments, aligning with NIST and ISO 27001 while mentoring a senior team of security architects and advising C-suite stakeholders.