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.

Kingdom People · Birmingham

Security Architect role focused on embedding secure-by-design, Zero Trust and IAM across complex, high-assurance systems spanning cloud, networks, applications and data platforms. Involves technical assurance, cryptography, monitoring and pre-sales support, working with solution architects, engineers and customer security stakeholders. Requires current or recently lapsed SC clearance.

Adecco · London · £600 – £750 pd

Senior advisory role providing expert leadership on cyber risk management, security assurance and governance across large-scale public sector technology programmes. Involves assessing risks, reviewing technical designs and architectures, and embedding secure-by-design principles into cloud and digital transformation work while influencing senior stakeholders.

Copello · Solihull · £80,000 – £100,000 pa

Leads physical security, secure data centre operations, personnel security and facilities management across a security-sensitive estate, heading a small team of security and estates professionals. Involves security design, access control, risk assessments, incident investigations, contractor and building project oversight, plus occasional out-of-hours incident response. Requires DV clearance or eligibility and at least three days per week on site.

Darktrace · London

Deploy, integrate and optimise AI-driven cybersecurity across network, cloud, OT and email environments for post-sales customers. Handle deployment projects to SLOs, resolve support tickets and act as a trusted advisor on security infrastructure design, liaising with sales, customer success and operations.

TXP · London · £750 – £751 pd

Lead cyber and information security risk assessments and assurance across major government digital, cloud and SaaS transformation programmes. Produce formal risk assessments and treatment plans aligned to business risk appetite, provide NCSC Cloud Security Principles assurance, and promote Secure by Design. Also advises on security architecture, engages senior stakeholders and mentors digital teams.

Amazon · London

Builds and manages services that detect and automate mitigation of cybersecurity threats across Amazon's infrastructure, working with data scientists and software engineers. The role also supports UK customer security programs covering personnel security, accreditations, assurance and training, with visibility to government agencies and senior leadership.

Tank Recruitment · United Kingdom · £80,000 – £90,000 pa

Designs and reviews security architectures across cyber, cloud and enterprise environments for defence customers, acting as a trusted technical adviser. Develops secure AWS or Azure cloud architectures, produces assurance documentation and designs, and travels to customer sites to engage stakeholders. Requires live SC clearance and CISSP, with a genuine voice in shaping the consultancy's security offering.

Sizewell C · Leiston · £80,000 pa

Lead the design and governance of secure technology solutions across a highly regulated, safety-critical nuclear energy project. Define security standards, assess risk and embed security into cloud, infrastructure, applications and operational technology, working with Cyber Security, Enterprise Architecture, Engineering and third-party suppliers.

airbus · Chippenham

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.

MUFG Pension & Market Services · United Kingdom

Joins the Information Security Service Delivery team to assess, design, configure and integrate security technology controls, acting as a technical escalation point for security concepts. Works hands-on with Zscaler, Okta, Crowdstrike, cloud and endpoint security, threat modelling and security architecture frameworks, ensuring designs meet policies and regulatory requirements.

eFinancialCareers · London · £70,000 – £90,000 pa

Designs and implements enterprise-scale Zero Trust architectures across users, devices, applications, networks and data, using Zscaler ZIA/ZPA/ZDX and SASE/SSE principles. Involves identity-centric controls, DLP, CASB and FWaaS policy work, threat modelling and architecture reviews, plus technical leadership across security and networking teams in a consultancy setting.

Cloudflare · London

Design, build and operate distributed systems behind Cloudflare's Application Security products (WAF, Page Shield, API Shield) at internet scale, using Go or Rust and devops tooling like Kubernetes and Kafka. The role includes reviewing RFCs and code, on-call shifts, and mentoring other engineers.

TRIA · United Kingdom

Build a new cyber GRC capability from the ground up within a growing Group Security function, reporting to the Head of Cyber Security, Compliance and Risk Management. You'll design the security controls framework, develop risk methodology and KRIs/KPIs, lead Cyber Essentials and ISO 27001 compliance, and manage audit and third-party assurance. Distinct for its greenfield ownership and Board-level reporting remit.