26 to 50 of 76 Cyber Defence Jobs in London

Understand threat modelling, attack paths, cloud misconfigurations, identity risks, vulnerabilities, and how to prioritise remediation based on exploitability and business impact.• Understand incident response, cyber recovery, and how exposure management can reduce the likelihood and impact of security incidents.• Understand security operations centre functions and how exposure insights … assets, exposed services, and weak security controls.• Apply frameworks such as MITRE ATT&CK to help clients understand attack paths, prioritise exposures, and improve cyber defence maturity.• Understand the business, privacy, security, and compliance challenges surrounding client data, critical assets, and digital services, and articulate how exposures could ...

Cyber Response Assistant Manager (Proactive Consulting) This role requires current SC or DV clearance, or eligibility and willingness to obtain clearance. About the role The Cyber Response Assistant Manager role will be working in the Cyber Response Services (CRS) Team within our Advisory practice. Your specific focus … will be in the domain of proactive advice and guidance as it relates to Security Operations/Defensive Cyber Operations (Incident Management, Vulnerability Management, Threat Intelligence). Organisations face increasing challenges operating effective security operations capabilities across threat intelligence, vulnerability management and incident management. This role helps clients build ...

Cyber Response Assistant Manager (Proactive Consulting) This role requires current SC or DV clearance, or eligibility and willingness to obtain clearance.About the role The Cyber Response Assistant Manager role will be working in the Cyber Response Services (CRS) Team within our Advisory practice. Your specific focus will … domain of proactive advice and guidance as it relates to Security Operations/Defensive Cyber Operations (Incident Management, Vulnerability Management, Threat Intelligence).Organisations face increasing challenges operating effective security operations capabilities across threat intelligence, vulnerability management and incident management. This role helps clients build and mature these capabilities ...

Cyber Security Engineer up to £60,000 Bromley, Kent Full-Time Permanent We are looking for Two Cyber Security Engineers to play a key, hands-on role in protecting our organisation from cyber threats. This is an operational security role, ideal for someone who enjoys investigating incidents … working across multiple security platforms, and making a tangible impact on an organisation’s cyber resilience. You will sit at the heart of our cyber defence operations, working daily with technologies including Microsoft O365 Defender, Entra ID, Intune, Rapid7 SIEM, and Sophos Antivirus. You’ll be responsible ...

Manager, Cyber Security, Identity , TC UKI Location: London Other locations: Primary Location Only Date: 25 Jul 2026 Requisition ID: 1673541 At EY, we’re all in to shape your future with confidence. We’ll help you succeed in a globally connected powerhouse of diverse teams and take your career … wherever you want it to go. Join EY and help to build a better working world. Cyber security and its related challenges are a rapidly growing field. As such, the opportunities for careers in cyber security are also growing. Securing an organisation against cyber threats ...

powerhouse of diverse teams and take your career wherever you want it to go. Join EY and help to build a better working world. Cyber security and its related challenges are a rapidly growing field. As such, the opportunities for careers in cyber security are also growing. Securing … organisation against cyber threats is a business priority to enable growth and successful digital transformation and we are at the heart of many of these conversations and projects. EY is rapidly expanding its cyber security consulting practice to further support these exiting opportunities At EY, we have large ...

Cyber Security Contractors (Multiple Opportunities) | SC Cleared | £594/day | Remote UK Location: UK Remote (occasional client-site visits required) Contract: Inside IR35 Rate: £594 per day (Umbrella) Duration: Until March 2027 Security Clearance: Active SC Clearance Required We are supporting a major, long-term Cyber Security Programme … Security design and assurance expertise Knowledge of security frameworks and standards Security Operations Analyst Key responsibilities include: Security operations monitoring and analysis Cyber threat intelligence assessment Threat modelling and risk identification Incident investigation and security event analysis Experience required: Security Operations Centre (SOC) or cyber defence experience ...

dayLondon, England Contract Cyber Security Contractors (Multiple Opportunities) | SC Cleared | 594/day | Remote UKLocation: UK Remote (occasional client-site visits required)Contract: Inside IR35Rate: 594 per day (Umbrella)Duration: Until March 2027Security Clearance: Active SC Clearance Required We are supporting a major, long-term Cyber Security Programme … include:Security operations monitoring and analysisCyber threat intelligence assessmentThreat modelling and risk identificationIncident investigation and security event analysisExperience required:Security Operations Centre (SOC) or cyber defence experienceHands-on threat intelligence and analysis capabilityThreat modelling expertiseStrong understanding of cyber security technologies and processesThreat Intelligence AnalystKey responsibilities include:Production ...

annum 100% onsite (London, Manchester, Cheltenham, Ipswich) We are seeking an experienced SOC Analyst to join a high-security cyber defence team supporting critical national infrastructure and sensitive government programmes. This role requires a proactive security professional with strong monitoring, analysis, and incident triage capabilities within a Security … required Analyse endpoint, network, and cloud security telemetry Develop and improve detection rules and use cases Produce detailed investigation and incident reports Collaborate with cyber threat intelligence and incident response teams Support continuous improvement of SOC processes and procedures SOC Analyst - Required Skills and Experience Active DV clearance Experience ...

onsite (London, Manchester, Cheltenham, Ipswich) Active UK Developed Vetting (DV) clearance required We are seeking an experienced SOC Analyst to join a high-security cyber defence team supporting critical national infrastructure and sensitive government programmes. This role requires a proactive security professional with strong monitoring, analysis, and incident … required Analyse endpoint, network, and cloud security telemetry Develop and improve detection rules and use cases Produce detailed investigation and incident reports Collaborate with cyber threat intelligence and incident response teams Support continuous improvement of SOC processes and procedures SOC Analyst - Required Skills and Experience Active DV clearance Experience ...

members collect and spend rewards across travel, retail and financial services.We're transforming our technology landscape, investing in modern platforms and strengthening our cyber security capability to support our ambitious growth plans. It's an exciting time to join us as we continue to build a resilient, secure … looking for a Security Operations Manager to play a key role in developing and maturing our Security Operations capability.Working at the heart of our Cyber Security team, you'll act as the bridge between Security Engineering and Security Operations across IAG Group and our operating companies. You'll combine ...

members collect and spend rewards across travel, retail and financial services. We're transforming our technology landscape, investing in modern platforms and strengthening our cyber security capability to support our ambitious growth plans. It's an exciting time to join us as we continue to build a resilient, secure … Security Operations Manager to play a key role in developing and maturing our Security Operations capability. Working at the heart of our Cyber Security team, you'll act as the bridge between Security Engineering and Security Operations across IAG Group and our operating companies. You'll combine technical expertise ...

Location(s): UK, Europe & Africa : UK : London BAE Systems Digital Intelligence is home to 4,500 digital, cyber and intelligence experts. We work collaboratively across 10 countries to collect, connect and understand complex data, so that governments, nation states, armed forces and commercial businesses can unlock digital advantage … most demanding environments.Job Title: Senior Cyber Software Engineer/Technical LeadLocation: London (Southwark)These roles require 5 days/week on site. We offer a range of flexible working arrangements – please speak to your recruiter about the options for this particular role.Who we areJoin BAE Systems ...

Please do not contact the recruiter directly. Location(s): UK, Europe & Africa : UK : London BAE Systems Digital Intelligence is home to 4,500 digital, cyber and intelligence experts. We work collaboratively across 10 countries to collect, connect and understand complex data, so that governments, nation states, armed forces … commercial businesses can unlock digital advantage in the most demanding environments. Job Title: Senior Cyber Software Engineer/Technical Lead Location: London (Southwark) These roles require 5 days/week on site. We offer a range of flexible working arrangements – please speak to your recruiter about the options ...

Location(s): UK, Europe & Africa : UK : London || UK, Europe & Africa : UK : Frimley BAE Systems Digital Intelligence is home to 4,500 digital, cyber and intelligence experts. We work collaboratively across 10 countries to collect, connect and understand complex data, so that governments, nation states, armed forces and commercial businesses … perspectives to help pioneer progress and protect what matters most. You’ll be trusted to play your part in delivering the advanced, technology-led defence, aerospace and security solutions of tomorrow - shaping a safer future, for all of us.From the depths of the ocean, to the far reaches ...

recruiter directly. Location(s): UK, Europe & Africa : UK : London || UK, Europe & Africa : UK : Frimley BAE Systems Digital Intelligence is home to 4,500 digital, cyber and intelligence experts. We work collaboratively across 10 countries to collect, connect and understand complex data, so that governments, nation states, armed forces … perspectives to help pioneer progress and protect what matters most. You’ll be trusted to play your part in delivering the advanced, technology-led defence, aerospace and security solutions of tomorrow – shaping a safer future, for all of us. From the depths of the ocean, to the far reaches ...

business teams to embed security into AI systems, assess AI-related risks, and help the organisation adopt AI securely at scale.As a Cyber Security Engineer I, you will act as the bridge between cyber security and emerging AI technologies. You will help shape how Checkout secures AI tools … models, data pipelines, and supporting infrastructure, while also identifying opportunities to use AI to strengthen cyber defence capabilities.This is a hands-on role suited to someone who understands modern security engineering and has a strong interest in AI/ML technologies, LLMs, automation, and risk management.What ...

business teams to embed security into AI systems, assess AI-related risks, and help the organisation adopt AI securely at scale. As a Cyber Security Engineer I, you will act as the bridge between cyber security and emerging AI technologies. You will help shape how Checkout secures … tools, models, data pipelines, and supporting infrastructure, while also identifying opportunities to use AI to strengthen cyber defence capabilities. This is a hands‐on role suited to someone who understands modern security engineering and has a strong interest in AI/ML technologies, LLMs, automation, and risk management. ...

Europe & Africa : UK : London || UK, Europe & Africa : UK : Guildford || UK, Europe & Africa : UK : Leeds BAE Systems Digital Intelligence is home to 4,500 digital, cyber and intelligence experts. We work collaboratively across 10 countries to collect, connect and understand complex data, so that governments, nation states, armed forces … perspectives to help pioneer progress and protect what matters most. You'll be trusted to play your part in delivering the advanced, technology-led defence, aerospace and security solutions of tomorrow - shaping a safer future, for all of us. From the depths of the ocean, to the far reaches ...

Europe & Africa : UK : London UK, Europe & Africa : UK : Guildford UK, Europe & Africa : UK : Leeds BAE Systems Digital Intelligence is home to 4,500 digital, cyber and intelligence experts. We work collaboratively across 10 countries to collect, connect and understand complex data, so that governments, nation states, armed forces … perspectives to help pioneer progress and protect what matters most. You'll be trusted to play your part in delivering the advanced, technology-led defence, aerospace and security solutions of tomorrow - shaping a safer future, for all of us. From the depths of the ocean, to the far reaches ...

Europe & Africa : UK : London || UK, Europe & Africa : UK : Guildford || UK, Europe & Africa : UK : Leeds BAE Systems Digital Intelligence is home to 4,500 digital, cyber and intelligence experts. We work collaboratively across 10 countries to collect, connect and understand complex data, so that governments, nation states, armed forces … perspectives to help pioneer progress and protect what matters most. You’ll be trusted to play your part in delivering the advanced, technology-led defence, aerospace and security solutions of tomorrow – shaping a safer future, for all of us. From the depths of the ocean, to the far reaches ...

some of the biggest and most ambitious programmes undertaken to keep our country safe We are proud of the impact we have with Defence and Security clients, the strength of our relationships, and the variety of our skills and expertise that we bring to help them achieve their mission.We ...

client systems and applications. You'll have exposure to clients across industries and geographies, staying at the forefront of knowledge of the threat landscape, cyber defence best practices and regulatory expectations. There will be opportunities to gain experience with web applications and API testing, Wireless assessments, Internal infrastructure ...

About The Role:The Security Operations Analyst plays a central role in strengthening OCS’s cyber defence capability. The role exists to make our SecOps function measurably more effective every quarter, by improving how we detect, investigate and respond to threats, and by removing the friction that holds ...

Engineering) Location: London (Hybrid) Salary: £70,000-£90,000 + bonus + benefits We're partnering with one of the UK's most innovative cyber security organisations as they expand their research capabilities at the intersection of AI, Security Research and Detection Engineering. You'll help explore how emerging … security challenges An excellent opportunity for someone who enjoys solving difficult technical problems and wants to help shape the future of AI-driven cyber defence - *Rates depend on experience and client requirements ...