Jobs in London

Sr. Software Engineer - Data Platform (London

This role involves building and maintaining large-scale, real-time streaming data platforms that process trillions of events daily for threat detection and security analytics. You'll design fault-tolerant, low-latency systems using Kafka, Flink, and Spark on Kubernetes, with a focus on scalability, observability, and developer experience. The position supports cross-functional teams across a global infrastructure spanning multiple cloud providers.

CrowdStrike London, United Kingdom

Hybrid Permanent

Sr. Software Engineer, Cloud , London)

This role involves designing and building scalable, AI-powered case management and investigation systems for CrowdStrike's Falcon SIEM platform. The engineer will develop Go-based microservices to help security teams detect, correlate, and respond to threats at petabyte scale, using advanced automation and agentic workflows. Collaboration with cross-functional teams and mentoring junior engineers are key aspects of the role.

CrowdStrike London, United Kingdom

Hybrid Permanent

AI-Augmented Cyber Security Engineer

This role involves hands-on engineering to enhance security controls, improve threat detection, and drive automation in a cloud and enterprise environment. You will work closely with engineering and DevOps teams to embed security into operational processes and CI/CD pipelines, while also leading technical investigations and incident response activities.

Eligo Recruitment Tower Of London, London, United Kingdom £75,000 – £90,000 pa

Hybrid Permanent

Cyber Security Engineer

This role involves hands-on engineering to enhance security controls, improve threat detection, and drive automation in a cloud-first environment. You will work on SIEM, EDR/XDR, and incident response, collaborating with DevOps and engineering teams to embed security into operational processes.

Eligo Recruitment Tower Of London, London, United Kingdom £75,000 – £90,000 pa

Hybrid Permanent

Devops Engineer

DevOps EngineerLocation: London (Hybrid) | Salary: £55,000 – £70,000 + BenefitsWe’re currently working with a growing London-based technology business looking to hire a DevOps Engineer to help scale and improve their cloud infrastructure and deployment capability.This is a great opportunity...

Anonymous Ealing Broadway, London, W5 3TA, United Kingdom £55,000 – £70,000 pa

EUC Engineer

The EUC Engineer role involves administering and managing Apple and Windows endpoint management platforms, deploying device policies, and ensuring security and compliance. You will also troubleshoot complex issues, support core infrastructure, and manage Microsoft 365 and Azure AD.

Robert Half London, United Kingdom £40,000 – £45,000 pa

Hybrid Permanent

Software Engineer

This role involves designing and developing scalable, security-focused applications while working closely with the Founder and a highly technical team. You'll have the opportunity to contribute to product development, influence technical decisions, and gain exposure to emerging technologies in cyber security and AI.

Franklin Bates Sw100Ae, SW10 0AE, United Kingdom £40,000 – £50,000 pa

On-site Permanent

Security Testing Analyst

Security Testing Analyst | London (Hybrid) | £30-35kWe are working with a well-established cyber security consultancy that is looking for a Security Testing Analyst to join their growing security testing team.This is a hands-on role with a clear development path...

Oscar Technology London, United Kingdom £30,000 – £35,000 pa

Security Engineer

The role involves designing and implementing security controls across cloud, identity, and data layers within a modern, cloud-first environment. You'll lead asset visibility initiatives, enforce Zero Trust principles, and enhance detection and response capabilities using automation and AI tooling. The position requires close collaboration with engineering, product, and operations teams to proactively embed security across the organisation.

Fazer Recruitment Sw1V1Ju, SW1V 1JU, United Kingdom £77,000 – £80,000 pa

Hybrid Permanent

Cyber Security Engineer

This role involves designing, implementing, and maintaining security controls across on-premises, cloud, and application environments to protect critical IT infrastructure. The engineer will analyze cyber threats, respond to incidents, and collaborate with IT and risk teams to align security with business initiatives. A key focus is staying ahead of emerging threats through proactive threat intelligence and security consulting across the organization.

Oliver James London, United Kingdom

Hybrid Permanent Clearance Required

Networking Specialist

This senior Networking Specialist role involves designing, delivering, and optimising complex enterprise networks across data centres, campus environments, and cloud platforms. You will take ownership of routing architecture, contribute to strategic decisions, and ensure high network performance and stability in a global financial services organisation.

Ncounter Ec2N1Ap, EC2N 1AP, United Kingdom £180,000 – £200,000 pa

Hybrid Permanent

SecOps Engineer

SecOps Engineer - Central London (hyrbid working)Up to £75,000 PAWell-established and highly profitable construction engineering business is seeking an experienced SecOps Engineer to join them on a permanent basis. This is a critical leadership role within an organisation undergoing significant...

Context Recruitment London, United Kingdom

Senior Infrastructure Engineer

Senior Infrastructure EngineerCentral London - hybrid workingUp to £80,000 PAA well-established, growing business is seeking an experienced Senior IT Infrastructure Engineer to support both core infrastructure and M&A projects. This is a critical role during a period of ambitious expansion,...

Context Recruitment London, United Kingdom

M365 Engineer

This role involves leading the rollout and adoption of Microsoft 365 Copilot, configuring and managing Power Platform environments, implementing DLP policies, and providing 2nd and 3rd line support. You will work closely with security, risk, and audit teams to ensure safe and compliant usage of M365 and Power Platform.

Profectus Recruitment Ec2V5Dd, EC2V 5DD, United Kingdom £75,000 – £85,000 pa

Hybrid Permanent

Developer/Application Support

This role involves supporting and optimizing key business systems and applications, including the firm's Case Management System (Inprotech), Document Management System (iManage Worksite), and SQL Server databases. Responsibilities include application configuration, MS Office automation, and ensuring data security and compliance.

Ashdown Group London, United Kingdom £60,000 – £70,000 pa

Hybrid Permanent Clearance Required