Remote Cyber security Jobs · UK

Job listings

  • Perform hands-on security testing and code review across web applications and APIs.
  • Conduct threat modeling and embed secure development practices into the SDLC.
  • Build and tune security tooling, including SAST, DAST, and CI/CD automation.

Prolific builds human data infrastructure for AI development, connecting researchers with a global participant pool to collect high-quality, ethically sourced behavioral data. They are a mission-driven company trusted by world-leading research institutions and AI labs, with a remote-first culture.

  • Lead and mentor an internal red team, establishing scalable offensive security practices.
  • Conduct advanced penetration testing and adversarial simulations across cloud infrastructure and AI environments.
  • Research emerging attack techniques and collaborate with detection teams during purple team exercises.

They operate a cutting-edge cloud platform that supports advanced AI workloads. The company is remote-first, emphasizes innovation and continuous improvement, and has a collaborative international team.

$83,922–$116,586/yr

  • Design and automate controls, detection mechanisms, and tooling to improve Information Security of Algolia's infrastructure and products.
  • Partner with engineering and product teams to integrate Information Security into new features, systems, and development pipelines.
  • Conduct Information Security risk assessments and threat models of core systems, services, and third-party vendors.

Algolia is a pioneer and market leader in AI Search, empowering 17,000+ businesses with blazing-fast, predictive search experiences. The company raised $150M in Series D funding, quadrupling its valuation to $2.25B, and has a global team with offices in Paris, NYC, London, Sydney, and Bucharest.

  • Monitor security events and provide technical analysis on alerts.
  • Lead information security incidents and employee insider investigations.
  • Coordinate building of services and technologies to support security operations.

Samsara is the pioneer of the Connected Operations Cloud, enabling organizations to harness IoT data for actionable insights. A recently public company, it fosters a collaborative and growth-minded culture focused on safety, efficiency, and sustainability.

  • Lead and support the response to all security events and incidents across Twilio's global infrastructure, services, and applications.
  • Work cross-collaboratively to solve challenges related to a broad spectrum of threat actors and improve security posture.
  • Own the security incident lifecycle, participate in on-call rotation, and conduct post-incident betterments.

Twilio shapes the future of communications with innovative solutions for hundreds of thousands of businesses, empowering millions of developers worldwide. The company embraces a remote-first work culture and a strong culture of connection and global inclusion, fostering a vibrant and diverse team.

UK 4w PTO

  • Lead security strategy and develop scalable practices to protect systems, products, and customers.
  • Partner with engineering teams to improve resilience, reduce risk, and embed security into development.
  • Manage security incidents, evaluate emerging technologies, and build a high-performing security team.

The company is a fast-growing technology firm focused on innovation and engineering excellence. It operates with a distributed international team and emphasizes trust, autonomy, and ownership.

  • Support delivery of Microsoft security solutions with a focus on Purview, data security, data governance, and AI.
  • Assist customer engagements including discovery sessions, documentation, demonstrations, and implementation of security reviews.
  • Collaborate with experienced consultants and Microsoft MVPs while developing skills through mentorship and real project experience.

Threatscape is a Microsoft Solutions Partner for Security & Modern Work, specializing in Microsoft security consulting. The company has a growing team of experts including five Microsoft MVPs and fosters a learning culture with mentorship and career progression.

UK 5w PTO

  • Research and create defensive security labs and crisis simulation content for the platform.
  • Work with the Product team on innovations and deploy new features.
  • Compile technical research into clear content for both technical and non-technical audiences.

Immersive Labs provides a cyber resilience platform that simulates real-world threats to test skills and measure performance. Founded in 2017, the company has grown to over 300 employees globally, secured over £150 million in funding, and been voted a best place to work.