Latest Application Security Jobs

Engineering Manager - Core Infrastructure

This role involves leading a team of engineers to build and maintain foundational infrastructure-as-code platforms at scale. You'll drive cloud cost optimization, enforce deployment standards across multi-cloud environments, and guide technical strategy for service teams. The role emphasizes SRE principles, AI-enhanced workflows, and fostering innovation through reusable infrastructure modules and internal developer platforms.

CrowdStrike London, United Kingdom US$140,000 – US$215,000 pa

Remote

Network Engineer III - Backbone , London)

Design and operate large-scale, fault-tolerant hybrid cloud networks connecting data centers and edge locations across multiple cloud providers. Focus on IP and optical technologies, automation via infrastructure-as-code, and improving network reliability, scalability, and security. Lead initiatives from concept to deployment while participating in on-call support for critical systems.

CrowdStrike London, United Kingdom

Hybrid Permanent

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

This traineeship provides hands-on experience in DevOps, covering cloud computing, automation, and infrastructure as code. You will work on real-world projects, including CI/CD pipelines, cloud deployments, and security practices, while building a professional portfolio.

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

Remote Internship Flexible

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

This traineeship provides a structured learning path to become a DevOps Engineer, covering fundamentals like Linux administration, CI/CD, IaC, cloud platforms, and security. You'll work on real-world projects, build a professional portfolio, and receive mentoring and career guidance.

Qualify Nation Recruitment Newcastle upon Tyne, United Kingdom £28,000 – £38,000 pa

Remote Internship Flexible

Principal DevOps Engineer- SC Cleared

This role involves working on high-impact, mission-critical projects for Public Sector and Defence clients, shaping innovative solutions and providing technical leadership. You will collaborate with a top consultancy, leveraging your expertise in Linux, AWS, Kubernetes, and CI/CD pipelines.

Searchability NS&D Leeds, United Kingdom £90,000 – £105,000 pa

Hybrid Permanent Clearance Required

Principal DevOps Engineer- SC Cleared

This role involves working on high-impact, mission-critical projects for Public Sector and Defence clients, shaping cutting-edge solutions and providing technical leadership. You will be part of a top consultancy, focusing on modern platform architecture, cloud-native systems, and DevOps practices.

Searchability NS&D Newcastle upon Tyne, United Kingdom £90,000 – £105,000 pa

Hybrid Permanent Clearance Required

Cyber Infrastructure Engineer, Professional Services

The role involves deploying, integrating, and optimizing Darktrace’s AI-driven cybersecurity technology across network, cloud, OT, and email environments. As a trusted advisor, the engineer supports customers through deployment projects, resolves technical issues, and collaborates with go-to-market teams to ensure effective, secure implementations. The position emphasizes hands-on technical execution, proactive customer engagement, and cross-functional coordination within a fast-paced security environment.

Darktrace London, UB8 1LQ, United Kingdom

Machine Learning Researcher

This role involves researching and prototyping machine learning solutions to detect novel cyber threats, applying techniques such as neural networks, language models, and statistical methods. You'll implement models into production systems, optimising for performance on edge devices, and collaborate closely with software engineering and security teams. The work focuses on advancing Darktrace’s Adaptive AI platform in real-world cybersecurity environments.

Darktrace Cambridge, CB2 3BJ, United Kingdom

Graduate Software Developer

This role involves designing, developing, testing, and maintaining software applications across sectors like cybersecurity, defence, and finance. You'll work across the full development lifecycle, write clean code, perform testing, and collaborate with multidisciplinary teams. The position offers hands-on technical experience and close mentorship within a supportive engineering environment.

Oscar Technology Bristol, United Kingdom £28,000 – £35,000 pa

Hybrid Permanent Clearance Required

Vulnerability Management Analyst

This role involves analysing, assessing, and prioritising vulnerabilities across enterprise infrastructure and applications. You will support the end-to-end vulnerability management lifecycle, work with various teams to coordinate remediation, and contribute to improving security processes and tooling.

Salt Search London, United Kingdom £40,000 – £55,000 pa

Hybrid Permanent

Senior IT Engineer - MSP

This senior role involves supporting and administering Microsoft 365 environments, troubleshooting complex infrastructure and security issues, managing virtualisation platforms, and leading on project delivery and client relationships. You'll work closely with experienced engineers and have the opportunity to shape the technical team's operations.

Circle Recruitment Wimbledon, SW19 7NL, United Kingdom £45,000 – £52,000 pa

On-site Permanent

Identity & Access Governance Analyst

This role involves managing and improving identity governance processes across enterprise applications and cloud platforms, supporting Zero Trust principles, and ensuring secure access controls. You will work closely with technical and business stakeholders to strengthen security, automate processes, and maintain compliance.

Reed Pe78Hp, United Kingdom £30,000 – £40,000 pa

Digital Identity Policy Analyst

This role involves conducting regulatory analysis and supporting compliance initiatives for digital identity and trust services across EMEA, with a focus on frameworks like eIDAS v2, ETSI standards, and AML/KYC regulations. The analyst will prepare certification documentation, assess regulatory requirements in key markets including Germany and the UK, and contribute to the development of internal guidance and horizon-scanning tools. Close collaboration with product, engineering, and go-to-market teams ensures regulatory alignment in product strategy and market expansion.

Entrust London, United Kingdom

Hybrid Permanent

Staff FPGA Engineer

Leads FPGA architecture and implementation for security-critical systems, driving technical direction while remaining hands-on with VHDL design, verification, and integration into embedded platforms. Focuses on timing closure, resource optimization, and robust FPGA-software co-design within regulated environments. Mentors engineers and shapes development processes including CI/CD and configuration management.

Entrust Cambridge, United Kingdom

Infrastructure Cloud Engineer

Design, deploy, and maintain secure, scalable Microsoft Azure cloud environments in a 24/7 enterprise setting. Drive automation through Infrastructure as Code, support critical applications, and collaborate with security and operations teams to enhance cloud governance and performance. Focus on high availability, cost optimisation, and multi-site infrastructure resilience.

HAYS Specialist Recruitment Manchester, United Kingdom £45,000 – £52,000 pa