26 to 48 of 48 Security Engineer Jobs in the City of London

London is seeking a Lead Security Engineer to shape and deliver security across networks, devices, identity and access. This senior individual-contributor role requires practical, hands-on delivery and strong technical judgement to translate risks into effective controls. You'll design identity and access controls, automate security ...

seeking a Principal Product Security Engineer in London to lead the strategy and hands-on delivery of security across cloud platforms, code and CI/CD pipelines. You will act as a senior contributor, building secure-by-default patterns, guiding engineering teams and shaping security practices ...

seeking a Senior Offensive Security Engineer to lead red team engagements, penetration tests, and adversary simulations across trading systems, IT, and cloud platforms. You will design tooling, translate findings into actionable improvements, and work closely with security, infrastructure, and trading teams to strengthen defenses. You will help … shape DRW’s offensive security approach, stay ahead of evolving threats, and mentor other engineers while advancing the firm’s security maturity. #J-18808-Ljbffr ...

Secure is seeking a Network Security Engineer to join our 24x7 NOC in a hybrid role based in Central London. You will configure devices, manage firewalls and security policies, and sustain highly secure networks for a major financial services client. Ideal candidates have L2/L3 support ...

Secure in London is seeking an experienced Network Security Engineer to join our 24x7 NOC. You will support a globally operating bank, handling configurations, firewall policies, and high-priority incidents while coordinating with internal teams and the customer. Strong English communication and L2/L3 support experience ...

Group, headquartered in London, is expanding its security engineering team to build and operate a cutting-edge security platform. The Senior Security Engineer will design and run policy engines and APIs, enabling secure authentication for applications, AI agents and users while ensuring short‐lived credentials ...

Senior Security and Fire Systems Service Engineer £Competitive - please call Covering Greater London Does the thought of joining aprogressive and expanding NACOSS Gold and BAFE FI RE Gold accredited Integrated Security and Fire Systems company appeal to you? Are you a Security and Fire Service Engineer on the lookout for an exciting new challenge? We are currently recruiting for a Senior Security and Fire Systems Service Engineer to join a forward thinking company with an excellent reputation to cover the Greater London area. This is a great opportunity opportunity to join a friendly ...

Security Data Engineer/Data Scientist Job Reference Number: PG1 Our client, a leading global IT services provider, is seeking an experienced Security Data Engineer/Data Scientist to join their team, supporting a high-profile client. Opportunities are available in London, Bristol, Leeds, or Sheffield … Requirements: Candidates should have experience in one or more of the following areas: Data Engineering and/or Data Science Machine Learning Engineering Security Knowledge Graphs ServiceNow and Dynatrace Integrations Person specification: Excellent stakeholder management and client-facing skills with the ability to build strong professional relationships. Strong team ...

Senior Network Engineer with Security and Cisco – City London Our Client urgently requires a Senior Network Engineer with heavy background in Network Security on Cisco and Microsoft. The security and support of the company’s network is paramount. Predominately a support role (BAU) with design … Europeanbranches Develop, maintain and deliver global standards to all networking devices Remediate Penetration Test results Ensure seamless migration of network estate to newly adopted security framework General Skills Experience working within mission-critical environments Experience in operational deployments Datacentre cabling and racking of equipment Technical Skills you need ...

committed to protecting and safeguarding your Personal Data. We have developed policies and processes which are designed to provide for the security and integrity of your Personal Data. We are committed to Processing your Personal Data fairly and lawfully, and being open and transparent about such Processing. For further … source components, both enabling day-to-day research and development, and supporting our 24hr trading. With adoption of AI-agents we are investing in security as a first-class concern. Man has a sophisticated AI platform – MAIA – that offers the best foundation models on our modern technology stack. ...

M+C Saatchi Group is seeking a proactive Cyber Security Specialist to protect information assets and support security across operations, governance, risk, and incident response. The role collaborates across teams to maintain a robust security posture in a dynamic environment. The ideal candidate has strong cyber security experience, knowledge of ISO 27001 and NIST CSF, and hands-on expertise with Microsoft security tools. A hybrid London work model is offered with a competitive package. #J-18808-Ljbffr ...

Gujral is seeking a Senior Network Engineer with a strong security background focused on Cisco implementations in the City of London. The role combines BAU support with design of scalable, secure networking solutions across data centre and branch environments. The candidate will diagnose issues, remediate BAU events ...

Python Software Engineer/Developer London/WFH to £80k Do you have strong backend Python software development experience? You could be progressing your career at the world's most advanced cybersecurity technology business that uses AI technology to protect clients across the globe from advanced cyber threats, working … alongside a team of friendly and supportive people and enjoying a host of perks and benefits. As a Python Software Engineer within the R&D team you'll work on a new Greenfield product to combat the threat of AI based security attacks. You'll work ...

Project Global Limited seeks a Security Data Engineer/Data Scientist to support a high-profile client across London, Bristol, Leeds or Sheffield. The role is hybrid, requiring three days at the office per week with the rest of the time remote within the UK. … month temporary contract to start asap. Ideal candidates will have data engineering or data science experience, and a background in ML engineering or security knowledge graphs. #J-18808-Ljbffr ...

Tracebit, a London-based security startup, is seeking a founding engineer to join a small, highly driven team building an AI-assisted security platform. You’ll work directly with the founders and CTO to ship features daily for real customers and challenging use cases. You’ll code ...

Frontier Resourcing's client in London is seeking an experienced Data Engineer with current UK security clearance to shape data solutions for major National Security programmes. You will design and deliver complex data architectures and pipelines, working closely with customers and internal teams onsite in Central London. ...

Gold Group in London is seeking an experienced Senior Cloud Engineer to own the proactive, cloud and security-focused side of our technical environment within a growing MSP. You will work with a small, highly skilled engineering team to improve clients’ infrastructure, security and IT performance, reporting ...

Radware in the United Kingdom is seeking a highly motivated Sales Engineer with a Security and Cloud background to join the regional sales team. You will lead technical sales activities and manage the customer technical relationship, defining and architecting solutions that meet business and technical requirements. As part ...

Gujral is seeking a Senior Network Specialist with a strong security focus on Cisco to join its London-based operations. The role emphasizes BAU support, secure design, and scalable solutions for a global environment. The candidate will lead firewall design, IPS deployment, and the migration to a refreshed security ...

Team Engineer. This role focuses on web platforms and requires outstanding skills in ethical hacking and penetration testing. The ideal candidate will execute security assessments and collaborate with teams to enhance security measures. This position offers a hybrid work environment, performance bonuses, and various employee benefits. #J ...

Aquis Exchange PLC is seeking a capable Network Engineer to support, shape, optimise, and scale our low-latency trading infrastructure in London. You will join a small, expert Network team working across cloud, on-prem, and exchange platforms—contributing to strategic projects and hands-on engineering. The role requires … strong problem-solving, client onboarding experience, and a proactive approach to improving network and security infrastructure. #J-18808-Ljbffr ...

Veeam is seeking a Systems Engineer (pre-sales) to partner with field sales, partners and end users. You will translate objectives into technical requirements, deliver compelling demos, and manage the technical evaluation phase for Veeam solutions. Travel across the UK & Ireland up to 50% is required. The role requires ...

Arrows is recruiting for Platform Engineers to support a cloud security and compliance programme on a large AWS platform in London. This hybrid role requires hands-on engineering across IAM, Kubernetes, networking, logging, monitoring, and cloud architecture to strengthen security and governance. The positions are outside IR35 with ...