Latest Application Security Engineer Jobs

Trainee DevOps Engineer | No experience needed (Ref: 7501)

DEVOPS ENGINEER TRAINEESHIPBecome a DevOps Engineer and Build Real-World ExperienceAre you interested in cloud computing, software development, automation, and building reliable technology platforms? Do you want to gain practical experience while developing technical skills that are in high demand across...

Qualify Nation Recruitment Belfast, United Kingdom £28,000 – £38,000 pa

DevSecOps Engineer- eDV Cleared

This role involves working on high-impact, mission-critical projects for National Security clients, focusing on DevSecOps practices. Responsibilities include hands-on systems administration, automation, CI/CD pipeline development, and containerization, with a strong emphasis on security and compliance.

Searchability NS&D Gloucestershire, United Kingdom £40,000 – £85,000 pa

On-site Permanent Clearance Required

DevOps Engineer- eDV Cleared

This role involves working as a DevOps Engineer on high-impact, mission-critical projects for National Security clients. You will be part of a consultancy that delivers cutting-edge solutions, with a focus on containerization, infrastructure as code, and SRE practices.

Searchability NS&D Gloucestershire, United Kingdom £35,000 – £65,000 pa

On-site Permanent Clearance Required

Sr. Security Researcher

This role involves conducting advanced security research to identify adversary tactics, techniques, and vulnerabilities at scale. The researcher will develop automated data collection systems, operate honeypots, analyze exploits, and publish findings through blogs or conferences. A strong focus is placed on leveraging AI and GenAI workflows to enhance threat detection, support intelligence teams, and drive innovation in cybersecurity research.

CrowdStrike Alba / Scotland

Sr. Security Researcher

This role involves conducting advanced security research, including vulnerability discovery, reverse engineering, and adversary TTP analysis, using AI-enhanced workflows. The researcher will develop automated data collection and analysis tools, operate honeypots, and publish findings in blogs or conferences. Collaboration with internal teams is required to address urgent technical intelligence needs.

CrowdStrike England

Senior Hardware Engineer

Design and develop high-quality Hardware Security Modules (HSMs) with a focus on security, reliability, and manufacturability. Engage in hardware prototyping, integration, and validation within an Agile framework, while supporting certification requirements and mentoring junior engineers. Work across electronic, digital, and mechanical domains in a multidisciplinary team.

Entrust Cambridge, United Kingdom

Principal Cloud DevOps Engineer

Design and manage scalable cloud infrastructure for an ML-powered identity verification platform using AWS, Kubernetes, and GitLab CI/CD. Automate deployment pipelines, enhance system reliability, and collaborate with security and product teams to improve platform resilience. Work in a technology-agnostic environment with tools like Terraform, Helm, Vault, and FluxCD.

Entrust

Hybrid Permanent

Senior Backend Engineer

Design and operate scalable, secure cloud platform services using Python and modern engineering practices within a multidisciplinary agile team. Focus on reliability, observability, CI/CD, and incident management while mentoring colleagues and improving service resilience. Work across hybrid environments with a strong emphasis on infrastructure-as-code and Site Reliability Engineering principles.

Inspire People Dl14Wf, United Kingdom £63,824 – £80,158 pa

Senior Security Researcher - Agent Workflow

The role involves researching and prototyping agentic AI workflows within cybersecurity, exploring how autonomous systems can enhance threat detection and response. You'll collaborate with product, engineering, and machine learning teams to translate innovative concepts into functional prototypes, while maintaining deep expertise in both AI and security domains. The position emphasizes open-ended research and cross-functional coordination to deliver customer value through cutting-edge AI integration.

Darktrace Cambridge, CB2 3BJ, United Kingdom

Hybrid Permanent

Senior Security Researcher - Agent Workflow

This role involves researching and prototyping agentic AI workflows within cybersecurity, exploring how autonomous systems can enhance threat detection and response. You'll collaborate with product, engineering, and machine learning teams to translate AI research into practical features, while maintaining deep expertise in both AI advancements and the Darktrace platform. The position emphasizes innovation, cross-functional coordination, and applying cutting-edge AI to real-world security challenges.

Darktrace London, UB8 1LQ, United Kingdom

Hybrid Permanent

Cyber Security Analyst L1

This role involves monitoring security alerts using tools like Splunk and Cortex EDR, triaging incidents, and escalating confirmed threats to L2 analysts. The analyst will contribute to incident response, develop detection use cases, and assist in reporting and threat hunting as capabilities grow. The position supports both internal and external clients within a growing Security Operations Centre.

airbus United Kingdom

Senior Azure DevOps Engineer

This role involves designing and managing Azure cloud infrastructure using Terraform, operating AKS clusters, and building automated CI/CD pipelines with Azure DevOps. You'll collaborate with development teams to improve deployment efficiency, platform reliability, and implement robust monitoring and security practices. The position offers influence over platform strategy within a growing fintech environment focused on innovation and continuous improvement.

REVYBE IT RECRUITMENT LIMITED London, United Kingdom £85,000 – £95,000 pa

Hybrid Permanent

Software Engineer

Design and develop secure digital solutions in highly protected environments using Kotlin, Jetpack Compose, Rust, Python, or Go. Collaborate on backend systems, containerised deployments, and CI/CD pipelines while working within strict security protocols. The role involves rapid prototyping, code reviews, and maintaining applications that support critical national operations.

Addition Cheltenham, United Kingdom £65,000 – £70,000 pa

Infrastructure Support Engineer

This role involves providing 2nd line IT support with a focus on Office 365, networking (routing, switching, LAN/WAN), and firewall security, transitioning into a hybrid infrastructure engineering position. The candidate will work closely with the Head of IT in a long-established technology-driven organisation undergoing digital transformation. Emphasis is placed on professional growth through structured training, progression paths, and regular skill-based salary reviews.

Rise Technical Recruitment Tiverton, United Kingdom £30,000 – £35,000 pa

Senior Systems Engineer (Network Technologies Specialist)

This role involves designing and delivering high-quality network solutions, supporting complex projects, and maintaining operational excellence through incident resolution and service improvement. The position requires extensive experience with enterprise networking technologies, cloud integrations, and network security principles.

Trusted Technology Partnership Ringwood, BH24 1HB, United Kingdom £45,000 – £55,000 pa

Hybrid Permanent Clearance Required