Jobs in London

Senior Security Researcher

As a Senior Security Researcher, you will focus on AI systems, contributing to rapid prototyping and open-ended research initiatives. You will investigate trends in generative AI security, research attacker tradecraft, and provide feedback to product and development teams.

Darktrace London, UB8 1LQ, United Kingdom

Hybrid Permanent

Machine Learning Integration Engineer

As a Machine Learning Integration Engineer, you will work on deploying and optimizing machine learning models to enhance Darktrace’s cybersecurity services. You will collaborate with a cross-functional team to develop innovative solutions, optimize model performance, and contribute to rapid prototyping and project-based development.

Darktrace Cambridge, CB2 3BJ, United Kingdom

Hybrid Permanent

Senior ML Engineer, Doc Fraud

This role involves developing and optimizing machine learning systems for document classification and extraction, with a focus on fraud detection in identity verification. The engineer will work on productionizing LLMs and traditional ML models, designing scalable training and inference pipelines, and improving accuracy across thousands of global document types. Collaboration with cross-functional teams is key to delivering secure, high-performance solutions.

Entrust

Hybrid Permanent

Director Regional Human Resources

Join us at EntrustAt Entrust, we’re shaping the future of identity centric security solutions. From our comprehensive portfolio of solutions to our flexible, global workplace, we empower careers, foster collaboration, and build solutions that help keep the world moving safely.Get...

Entrust London, United Kingdom

Software Team Lead - eDV Cleared

PRINCIPAL SOFTWARE ENGINEER - DV CLEAREDBRAND NEW PERMANENT JOB OPPORTUNITY AVAILABLE WITHIN A LEADING SOFTWARE CONSULTANCY FOR A SOFTWARE TEAM LEAD WITH ENHANCED DV CLEARANCEPermanent job opportunity for a Software Team LeadLeading National Security consultancySalary up to £100,000 + Benefits...

Searchability NS&D London, United Kingdom £60,000 – £100,000 pa

Senior Software Engineer - eDV Cleared

This role involves working as a Senior Software Engineer within a globally leading national security organisation, contributing to the full software development lifecycle in an agile environment. You will design and deliver custom software solutions, mentor junior developers, and collaborate with cross-functional teams and customers. The role requires handling sensitive projects and demands prior experience in automation and modern software architectures.

Searchability NS&D London, United Kingdom £45,000 – £100,000 pa

On-site Permanent Clearance Required

Lead Site Reliability Engineer (SRE Squad Lead)

Lead a team of Site Reliability Engineers while remaining hands-on in building and improving cloud-based platform services that support critical government digital products. Drive reliability, observability, and infrastructure-as-code practices within a collaborative, mission-driven environment. Foster a blameless, learning-focused culture while working closely with product and architecture teams to deliver secure, scalable solutions.

Inspire People Eh88Ft, Alba / Scotland, EH8 8FT, United Kingdom £63,824 – £80,158 pa

Hybrid Permanent Clearance Required

Lead Site Reliability Engineer (SRE Squad Lead)

Lead a team of Site Reliability Engineers while remaining technically hands-on in building and maintaining secure, scalable cloud platform services. Drive DevOps and SRE best practices, improve observability and CI/CD pipelines, and support a blameless, learning-focused engineering culture within a government digital service environment.

Inspire People Sw1A2Et, SW1A 2ET, United Kingdom £67,547 – £83,778 pa

Hybrid Permanent Clearance Required

Security Driver

We are looking for an experienced 3.5t Driver to join our client's current driving team, to assist with the smooth running of the transport department. The role includes long & short-distance driving due to the areas covered, daily drops around...

ASL Personnel Feltham, TW13 7ER, United Kingdom £35,000 – £40,000 pa

Backend Engineer - Phone Scam Disruption

This role involves designing and building backend systems to detect and disrupt phone scams by identifying and disabling fraudulent phone numbers. The engineer will maintain and modernise existing services, primarily in Go and Perl, while ensuring system reliability, performance, and integration across a fast-moving cybercrime disruption platform.

Netcraft United Kingdom

Hybrid Permanent

IT Manager

This IT Manager role involves leading the day-to-day IT function in a creative, technology-driven organisation, with responsibilities spanning user support, cybersecurity, system automation, and AI adoption. The role requires hands-on technical expertise alongside strategic input into technology roadmap development, working closely with the CTO and external partners. It offers autonomy to shape IT direction and drive innovation across a dynamic, global team environment.

Apache Associates Nw17Dj, NW1 7DJ, United Kingdom £55,000 – £60,000 pa

Hybrid Permanent

Transcat Developer (Temenos T24)

This role involves working in a small team to enhance and maintain the T24/Transact system, including coding, code reviews, and system integrations. You will lead software development, resolve operational issues, and provide out-of-hours support for urgent system problems.

hireful Central London, W3 0BJ, United Kingdom £60,000 – £70,000 pa

Hybrid Permanent

Security Engineer (CCTV, Access Control & Intruder Alarms)

This role involves installing, servicing, repairing, and maintaining IP CCTV, access control, and intruder alarm systems across multiple sites in South London. The engineer will work with various manufacturers, ensure high-quality work, and provide customer support.

Get Staff Croydon, United Kingdom £36,000 – £44,000 pa

On-site Permanent

Security Controls Manager

The Security Controls Manager will lead the management and continuous improvement of Brightwell’s information security control framework, ensuring alignment with policies, regulations, and standards such as ISO 27001 and Cyber Essentials+. The role involves developing security policies, supporting audits, managing third-party controls, and integrating security tooling across UK locations with occasional travel. Collaboration with senior stakeholders in IT, security, and investment systems is key to embedding robust security practices enterprise-wide.

Brightwell S418Nr, S41 8NR, United Kingdom

Hybrid Permanent

Infrastructure Engineer

This role involves maintaining and improving cloud-hosted infrastructure services using technologies like Azure, M365, Intune, and Meraki. The engineer will support incident and problem management, drive automation, implement security controls, and ensure high performance across servers, networks, and end-user devices. The position also includes line management responsibilities and contributes to a modern, secure digital environment in support of national road safety.

DVSA Oldham, United Kingdom £35,663 pa

Hybrid Permanent Clearance Required