176 to 200 of 325 Permanent Senior Security Engineer Jobs

Softcat plc is seeking a Senior 3rd Line Network and Security Engineer to join the dedicated Network and Security team. You will be responsible for providing 3rd line support to both internal and external customers and drive incidents to resolution. The role emphasizes knowledge sharing, complex … configurations, and end-to-end ownership of escalations, with hybrid working patterns and a strong focus on security technologies. #J-18808-Ljbffr ...

Johnson Controls is seeking a Service Engineer - Security to deliver on-site technical security engineering support for client sites. You will diagnose faults, perform PPM tasks, and coordinate vendor support to ensure timely resolutions while maintaining documentation and risk assessments. The role requires installation and commissioning experience ...

leading technology company in the UK seeks a Security Engineer – Fuzzing Specialist. The role involves owning a coverage-guided fuzzing program, improving security through proactive fuzz testing, and collaborating with product teams to resolve vulnerabilities. The ideal candidate will have experience in application security, proficiency ...

seeking a Senior Offensive Security Engineer to lead red team engagements and adversary simulations across trading, IT, and cloud environments. You will translate findings into concrete improvements and help shape the offensive security program. You will work with security, infra, and trading teams to mature ...

Just Eat Takeaway.com is seeking an application security engineer to protect our global platform. You’ll work with international teams to ensure security controls across the SDLC, consult on time-sensitive features, and mentor developers in secure practices. You’ll lead threat modelling, design reviews, and code … reviews, assess AI-enabled services for vulnerabilities, and champion security across product teams with strong communication and collaboration skills. #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 ...

leading AI organization in Greater London is seeking a Security Engineer to safeguard AI systems. Your role will involve building security for large-scale AI clusters and creating secure development practices. Ideal candidates will have significant software engineering experience, a Bachelor's degree in a relevant field ...

Waracle seeks a Senior Mobile Security Developer for a UK-based Inside IR35 contract. The role focuses on designing a world-class security framework and driving security across mobile platforms, with target outcomes across both front-end and back-end mobile systems. The successful candidate will … engage with clients, define security strategies, and lead evidence-based security improvements. The role offers 2 days per week onsite in London, with a hybrid working model aligned to client needs and #J-18808-Ljbffr ...

Elastic is seeking a senior engineer to lead the Prism team's work turning raw data into trustworthy views of users, hosts, and services. You will work across Entity Store, risk scoring, and data maintainers to help analysts understand what happened and what to investigate next. You will … partner with product, design, and engineering to deliver reliable, scalable features for security teams, while thriving in a distributed, asynchronous environment. #J-18808-Ljbffr ...

North Tech is seeking a Lead Safety & Security Engineer to own complex integrated security projects and provide leadership to field engineers. You will drive delivery across CCTV, Access Control, Intercom and related platforms, ensuring safe, compliant and high-quality outcomes. You will engage with customers ...

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 ...

Hamilton Barnes Associates Limited in London is seeking a senior Network Security professional to join a fast‐moving technology and risk management environment. Reporting to the Head of Security, you will lead infrastructure and network security efforts within the London network security team and collaborate … with engineering colleagues. You will design, implement, and maintain Cisco ISE, automate security operations, gather requirements, and support the global infrastructure while delivering #J-18808-Ljbffr ...

agencies with the business solutions, technology platforms and expertise they need to transform, innovate and increase productivity. Overview We are seeking a Network and Security Engineer to be part of a highly motivated team in a challenging and rewarding environment. The candidate will work as part … ability to work in a fast-paced environment providing Level 2 and 3 technology support and administration for the IT Infrastructure Network and Security Operations Team. Technology support will cover network and security technologies across multiple sites in multiple countries. Responsibilities Solid understanding and minimum 8-10 Years ...

Belron International Limited in the United Kingdom is seeking a Senior Cloud & Hosting Engineer to design, implement, operate, and continuously evolve secure, scalable cloud and hosting platforms across Europe and Rest of World markets. The role requires deep expertise across Microsoft Azure, AWS, and Google Cloud Platform, combined … with traditional hosting technologies. The senior engineer will drive automation through IaC, governance, security, and cost optimization while collaborating with #J-18808-Ljbffr ...

Envitia is seeking a Senior Data Engineer to join our Security & Intelligence Consulting team in the UK. You’ll design and build modern data platforms that empower Defence, Government and National Security clients to make faster, better-informed decisions from diverse datasets. Working alongside data scientists ...

Overview In this role you help secure Vinted Go's European-scale logistics platform by shaping the security posture as it grows. You'll own end-to-end security across carrier integrations, hardware, and software, partnering with engineering leadership to embed secure practices from design onward. … build and mature a Security Ops capability and drive risk-based decisions to protect a complex, hybrid environment. This is a hands-on engineering role with a clear path to leadership within Go security. Arbeidsvoorwaarden/Benefits share options programme 25 days of paid annual leave Newest MacBook models ...

taking advantage of all structured and unstructured data — securing and protecting private information more effectively — Elastic’s complete, cloud-based solutions for search, security, and observability help organizations deliver on the promise of AI. What is The Role: We are seeking a Senior Software Developer to join … Elasticsearch Security team. In this role, you will contribute to the architecture and design of Elasticsearch's main features. These features include authentication, authorization, and tenant isolation. You will work with engineering and product leaders at Elastic. Your goal is to participate in providing high-performance security ...

join our team to Bring the Future! Job Purpose The Honda Development and Manufacturing Production Engineering team is responsible for the operational technology security of the manufacturing environment. The OT Security Site Lead works across multiple technical and business areas to facilitate implementation of the regional OT security initiatives and provide on site support for core security functions of asset management, vulnerability remediation, and equipment backup and recovery as well as support for incident management. The role is the primary collaborator with IT/business users to ensure secure operation at the site. Key Accountabilities Site ...

Protection Group International is seeking a Senior Engineer to design and manage secure endpoint solutions across Windows and mobile platforms. You will work with Microsoft technologies like Intune, Autopilot, and Conditional Access to enhance device management and security. The ideal candidate will have a minimum of 7 years ...

Google London, UK is seeking a Senior Embedded Software Engineer for Pixel Phone Security to design and harden security-critical software on Pixel devices. The role focuses on embedded OS, device drivers, and low-level programming in C/C++. You will impact security features ...

JPMorganChase in London seeks a seasoned Cloud Security Engineer to lead threat modelling, build guardrails, and automate security across AWS. You will translate findings into remediation guidance for engineering teams and collaborate with risk and control functions to align with policy requirements. The role emphasizes secure coding ...

Civic Recruitment Limited is seeking a senior cybersecurity engineer for a 6-month contract with a local authority in London. You will lead CrowdStrike Falcon deployment and ongoing management, design and tune Splunk dashboards, and act as a technical escalation point for security incidents. You will mentor … internal team, help mature security capabilities during a period of transition, and drive threat detection, incident response and automation enhancements within the SOC. #J-18808-Ljbffr ...

London Metal Exchange Limited in London is seeking a Senior Network Security Specialist to design, implement and govern enterprise network security controls across on‐premises, cloud and containerised environments. You will lead Zero Trust and micro‐segmentation initiatives, work with multiple teams, mentor engineers and contribute … security by design while maintaining high availability of LAN/WAN/data centre services. #J-18808-Ljbffr ...

Matchtech Group is seeking a Senior Infrastructure Engineer for a contract with a public sector organisation in Cardiff. The role focuses on delivering and maintaining secure, resilient infrastructure and platform services that support critical operations, with emphasis on security by design and compliance. You will build, administer … harden infrastructure, manage identity and access, monitoring and incident response, and drive automation to improve availability and security across services. #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 ...