Cyber Security Jobs

• London
• Hybrid · 3 days in office
• Senior
• Permanent

Builds and operates production ML systems for document classification and extraction, using LLMs/VLMs and traditional ML to power identity verification at scale. Leads technical design from RFC to deployment, optimises GPU inference, and develops training and evaluation pipelines. Works in a squad-based team alongside Applied Science, Product and Data Science.

AWS · Kubernetes · TensorFlow +4

• Lisbon, Portugal
• Hybrid · 3 days in office
• Senior
• Permanent

Builds and operates production ML systems for document extraction powering identity verification, working with VLMs/LLMs and traditional ML at scale. Owns technical design from RFC to deployment, optimising GPU inference, training and evaluation pipelines, and labelling workflows. Mentors engineers and collaborates with Applied Science, Product and Data Science in a squad-based team.

AWS · Kubernetes · TensorFlow +4

• Romania
• Remote
• Senior
• Permanent

Owns major components of the Windows kernel-mode sensor, architecting and building next-generation anti-virus and EDR security software. Works across core OS subsystems like file system, memory, process and networking, with cross-platform deliverables for Windows, Mac and Linux. Leads projects end to end, mentoring and collaborating with distributed teams.

Windows · Mac · Linux +4

• 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

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

Backend engineering role focused primarily on TypeScript, prototyping and building new features for AI-driven cybersecurity products. You'll work with a cross-functional team of engineers, designers and strategists, using Docker and cloud environments, with opportunities to specialise across languages like Python, Rust and C++. Hybrid, requiring at least two days a week in the Cambridge office.

Docker

• Germany
• Remote
• Senior

Builds and operates large-scale data processing pipelines, storage systems and presentation layers for the Intelligence team, owning systems from design and prototyping through production deployment and long-term maintenance. Works fully remotely across time zones, gathering requirements from analysts and choosing the technology stack, with existing Go and Python codebases to maintain.

AWS · GCP · EC2 +4

• London
• On-site
• Senior
• Permanent

Builds AI/ML-driven security automation systems that detect, analyse and respond to threats at Amazon scale, integrating automated detection into the company's security infrastructure. Works alongside security engineers and scientists on proactive, offensive and defensive tooling, researching and prototyping new approaches. Distinct for its focus on autonomous security across one of the world's largest tech ecosystems.

AWS

• London
• Senior
• Permanent

Builds greenfield security software that automates pentest workflows and surfaces critical security details about every Amazon application. Works with local and international security teams on scalable, mission-critical systems, rapidly prototyping tools that reduce manual security processes and protect customer data across Amazon's ecosystem.

AWS

• Capenhurst
• Hybrid · 2 days in office
• £55,000 – £65,000 pa
• Mid-level
• Permanent

Own and improve cloud-hosted infrastructure, Azure DevOps CI/CD pipelines and Terraform-based infrastructure as code, while supporting BAU operations and security controls. Work closely with software engineers to streamline deployments and reduce their infrastructure burden, with scope to shape automation and governance practices.

Terraform · Azure DevOps · Azure Pipelines +3

• London
• Hybrid · 1–2 days in office
• £75,000 – £90,000 pa
• Senior
• Permanent

Design, build and operate secure AWS platforms using Terraform, Kubernetes/EKS and CI/CD for public and private sector clients. You will own technical delivery in your area, create reusable modules and deployment patterns, and mentor less experienced engineers within multi-disciplinary consulting teams.

AWS · Terraform · Kubernetes +7

• London
• On-site
• Senior
• Permanent

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.

C# · .NET Core · Terraform +6

• Dublin, Ireland
• Hybrid · 1 day in office
• £69,059 – £73,375 pa
• Mid-level

Join a scaling SaaS platform team in a regulated environment, owning AWS infrastructure, Kubernetes (EKS) workloads, and Terraform-based IaC. You'll build and optimise CI/CD pipelines, write Python and Bash automation, monitor production systems, and support incident response alongside Software Engineering and QA.

AWS · Kubernetes · EKS +7

• Birmingham
• £500 – £560 pd
• Contract

Support the design, development, operation and optimisation of an Elastic-based SIEM platform, strengthening threat detection, security monitoring and incident response. Configure Elasticsearch pipelines to ingest security data including from Kafka, refine queries, rules, alerts and dashboards, and work with security analysts, architects and Security Operations across transitions and transformations.

Elasticsearch · Logstash · Kibana +7

• Warwick
• Hybrid
• £65,000 – £75,000 pa
• Mid-level

Embed security into the software development lifecycle, partnering with engineering teams to improve secure coding and conduct application security assessments. Support DevSecOps initiatives, identify vulnerabilities before release, and strengthen security within CI/CD pipelines across a growing technology estate.

SaaS

• London
• Remote
• £75,000 – £95,000 pa
• Mid-level

Hands-on infrastructure role maintaining the security, availability and resilience of core systems on GCP. You'll design and manage cloud infrastructure with Terraform and Chef, support Linux, MySQL, Apache and PHP environments, run vulnerability assessments and patching, and work with SRE and compliance teams on SOC 2 alignment and CI/CD automation.

GCP · Kubernetes · Docker +7