1 to 25 of 43 Senior Security Engineer Jobs in England

Senior Security Engineer London Office - Hybrid: 4 days in the office, 1 day working from home Role Overview Our FinTech Client headquartered in London are currently seeking a Senior Security Engineer to embed security throughout their product development lifecycle. You'll work directly with engineering teams to identify and mitigate security risks … through threat modeling, secure code reviews, and integrated security tooling across our web and mobile applications. This role is critical to establishing our secure development practices, implementing industry-standard SSDLC processes, and ensuring our financial products are resilient against evolving threats. Key Responsibilities Secure Development Lifecycle (SDLC) Implementation Design and implement secure software development practices Integrate security gates … into CI/CD pipelines following DevSecOps principles Establish security quality gates and acceptance criteria Develop secure coding standards based on OWASP guidelines Create security architecture patterns and reference implementations Security Code Reviews & Testing Conduct in-depth security code reviews for critical features Implement automated security testing (SAST, DAST, IAST, SCA) Configure and tune security More ❯

Senior Security Engineer London Office - Hybrid: 4 days in the office, 1 day working from home Role Overview Our FinTech Client headquartered in London are currently seeking a Senior Security Engineer to embed security throughout their product development lifecycle. You'll work directly with engineering teams to identify and mitigate security risks … through threat modeling, secure code reviews, and integrated security tooling across our web and mobile applications. This role is critical to establishing our secure development practices, implementing industry-standard SSDLC processes, and ensuring our financial products are resilient against evolving threats. Key Responsibilities Secure Development Lifecycle (SDLC) Implementation Design and implement secure software development practices Integrate security gates … into CI/CD pipelines following DevSecOps principles Establish security quality gates and acceptance criteria Develop secure coding standards based on OWASP guidelines Create security architecture patterns and reference implementations Security Code Reviews & Testing Conduct in-depth security code reviews for critical features Implement automated security testing (SAST, DAST, IAST, SCA) Configure and tune security More ❯

Senior Security Engineer London Office - Hybrid: 4 days in the office, 1 day working from home Role Overview Our FinTech Client headquartered in London are currently seeking a Senior Security Engineer to embed security throughout their product development lifecycle. You'll work directly with engineering teams to identify and mitigate security risks … through threat modeling, secure code reviews, and integrated security tooling across our web and mobile applications. This role is critical to establishing our secure development practices, implementing industry-standard SSDLC processes, and ensuring our financial products are resilient against evolving threats. Key Responsibilities Secure Development Lifecycle (SDLC) Implementation Design and implement secure software development practices Integrate security gates … into CI/CD pipelines following DevSecOps principles Establish security quality gates and acceptance criteria Develop secure coding standards based on OWASP guidelines Create security architecture patterns and reference implementations Security Code Reviews & Testing Conduct in-depth security code reviews for critical features Implement automated security testing (SAST, DAST, IAST, SCA) Configure and tune security More ❯

Senior Security Engineer London Office - Hybrid: 4 days in the office, 1 day working from home Role Overview Our FinTech Client headquartered in London are currently seeking a Senior Security Engineer to embed security throughout their product development lifecycle. You'll work directly with engineering teams to identify and mitigate security risks … through threat modeling, secure code reviews, and integrated security tooling across our web and mobile applications. This role is critical to establishing our secure development practices, implementing industry-standard SSDLC processes, and ensuring our financial products are resilient against evolving threats. Key Responsibilities Secure Development Lifecycle (SDLC) Implementation Design and implement secure software development practices Integrate security gates … into CI/CD pipelines following DevSecOps principles Establish security quality gates and acceptance criteria Develop secure coding standards based on OWASP guidelines Create security architecture patterns and reference implementations Security Code Reviews & Testing Conduct in-depth security code reviews for critical features Implement automated security testing (SAST, DAST, IAST, SCA) Configure and tune security More ❯

Senior Security Engineer London Office - Hybrid: 4 days in the office, 1 day working from home Role Overview Our FinTech Client headquartered in London are currently seeking a Senior Security Engineer to embed security throughout their product development lifecycle. You'll work directly with engineering teams to identify and mitigate security risks … through threat modeling, secure code reviews, and integrated security tooling across our web and mobile applications. This role is critical to establishing our secure development practices, implementing industry-standard SSDLC processes, and ensuring our financial products are resilient against evolving threats. Key Responsibilities Secure Development Lifecycle (SDLC) Implementation Design and implement secure software development practices Integrate security gates … into CI/CD pipelines following DevSecOps principles Establish security quality gates and acceptance criteria Develop secure coding standards based on OWASP guidelines Create security architecture patterns and reference implementations Security Code Reviews & Testing Conduct in-depth security code reviews for critical features Implement automated security testing (SAST, DAST, IAST, SCA) Configure and tune security More ❯

Role: Senior Security Engineer Salary/Rate: £550-650 per day inside IR35 Location: Hybrid London or Fully RemoteContract Duration: until Dec' 2025 We are currently looking for a Senior Security Engineer for our government client. This Senior Security Engineer role is hybrid, based between working on site in London and … number of days needed in the office. Candidates able to commit to 1-2 days per week in the central London office will be preferred. The contract for the Senior Security Engineer position is until the beginning of December 2025 with potential to extend, operating inside IR35. Security Clearance: Security Check ("SC Clearance") This role … is inside IR35 - Due to the service of the role, it will now be based on an Umbrella solution. Essential skills/experience required: 2+ years in security platform management ( SIEM, SOAR ). Expertise in enterprise-level monitoring and supporting large user bases (10,000+ users). Experience in creating/managing security playbooks and knowledge of public More ❯

Role: Senior Security Engineer Salary/Rate: £550-650 per day inside IR35 Location: Hybrid London or Fully Remote Contract Duration: until Dec' 2025 We are currently looking for a Senior Security Engineer for our government client. This Senior Security Engineer role is hybrid, based between working on site in London … number of days needed in the office. Candidates able to commit to 1-2 days per week in the central London office will be preferred. The contract for the Senior Security Engineer position is until the beginning of December 2025 with potential to extend, operating inside IR35. Security Clearance: Security Check ('SC Clearance') This role … is inside IR35 - Due to the service of the role, it will now be based on an Umbrella solution. Essential skills/experience required: 2+ years in security platform management ( SIEM, SOAR ). Expertise in enterprise-level monitoring and supporting large user bases (10,000+ users). Experience in creating/managing security playbooks and knowledge of public More ❯

Senior Security Engineer CCTV, Access Control & Intruder Alarms Location: London & Home Counties Salary: £40,000 £47,500 (up to £50,000 DOE) + Overtime + Bonus + Company Van The Company We are a growing fire and security company with SSAIB accreditation , delivering projects across London and the Home Counties. With a strong pipeline of work … a loyal client base, and full support from the wider fire division, we are now seeking a Senior Security Engineer to lead and expand our security operations. The Role This is a hands-on role with clear progression into management. You will: Install, commission, and maintain CCTV, access control, and intruder alarm systems Manage end-to … end security projects from survey to handover Carry out site surveys, quotations, and proposals for new installations and takeovers Provide fault finding, upgrades, and planned preventative maintenance Cover occasional emergency callouts (1 in 8 weeks) Work alongside our fire installation team on larger projects Ensure compliance with SSAIB/NSI accreditation standards Shape and grow the security division More ❯

Were looking for a Senior Security Engineer for our growing, prestigious client in the data sector, based in London, on an initial 6 - 9 monthcontract basis paying market day rates depending on experience Outside IR35. This role offers hybrid working with an expectation to be in the office 3 days per week. Youll be joining a technical … team focused on strengthening cloud security and ensuring compliance across Microsoft Azure environments. This role will involve hands-on security engineering, working closely with infrastructure and DevOps teams, and supporting the adoption of Microsofts security toolset across the organisation. You will need proven experience with: Securing Azure environments in line with best practices - essential Microsoft Defender (Cloud … SC-100 (or working towards) One or more of MS-500/SC-400/SC-900 The following are desired: CISSP, CISM, CCSP Interested? Please apply below. Senior Security engineer, M365 Consultant, M365 Engineer, Senior Cloud Security Engineer, Infrastructure Engineer, Azure Security Engineer, Azure Security Consultant, Cloud Security More ❯

Were looking for a Senior Security Engineer for our growing, prestigious client in the data sector, based in London, on an initial 6 Make sure to apply with all the requested information, as laid out in the job overview below. - 9 monthcontract basis paying market day rates depending on experience Outside IR35. This role offers hybrid working … with an expectation to be in the office 3 days per week. Youll be joining a technical team focused on strengthening cloud security and ensuring compliance across Microsoft Azure environments. This role will involve hands-on security engineering, working closely with infrastructure and DevOps teams, and supporting the adoption of Microsofts security toolset across the organisation. You … SC-100 (or working towards) One or more of MS-500/SC-400/SC-900 The following are desired: CISSP, CISM, CCSP Interested? Please apply below. Senior Security engineer, M365 Consultant, M365 Engineer, Senior Cloud Security Engineer, Infrastructure Engineer, Azure Security Engineer, Azure Security Consultant, Cloud Security More ❯

We’re looking for a Senior Security Engineer for our growing, prestigious client in the data sector, based in London, on an initial 6 - 9 month contract basis paying market day rates depending on experience Outside IR35. This role offers hybrid working with an expectation to be in the office 3 days per week. You’ll be … joining a technical team focused on strengthening cloud security and ensuring compliance across Microsoft Azure environments. This role will involve hands-on security engineering, working closely with infrastructure and DevOps teams, and supporting the adoption of Microsoft’s security toolset across the organisation. You will need proven experience with: Securing Azure environments in line with best practices … SC-100 (or working towards) One or more of MS-500/SC-400/SC-900 The following are desired: CISSP, CISM, CCSP Interested? Please apply below. Senior Security engineer, M365 Consultant, M365 Engineer, Senior Cloud Security Engineer, Infrastructure Engineer, Azure Security Engineer, Azure Security Consultant, Cloud Security More ❯

exploding and we need your skills to support us on this exciting journey! Don't look back and submit your application before the opportunity passes you by Job title: Senior Security Engineer Department: Information Security Reporting to: Information Security Manager Who we are We're part of Super Group, the NYSE-listed digital gaming company … re on a mission to create extraordinary experiences for our customers, and we believe that your unique skills, passion and superdrive will help us achieve our vision. As a Senior Security Engineer you'll be supporting the delivery of information security operations, covering but not limited to company policies, data loss prevention, access protection, incident response … and compliant systems as well as the confidentiality, integrity and availability of information across the business to stay ahead of the game. What you'll be doing Our Information Security team is on a mission: protect and serve. We use the latest technologies to detect and remove any threats to our data, while serving the best interests of the More ❯

Senior IAM Security Engineer Salary - £120-140k + 30-40% Bonus + Benefits Location – London (Hybrid working pattern – 3 days in office per week) Newly created role within a major UK Hedge Fund who are looking for a Senior Security Engineer to build on and expand their IAM and Authentication capability. First and … foremost, they need a Senior level Security Engineer with experience working in cloud-native (AWS/Azure) infrastructure environments, building out CI/CD pipelines, deploying infrastructure/policy-as-code, with a breadth of experience across various cyber disciplines. But crucially within this role, they are looking for someone who can build and run their global … code as well and integrating IAM with the wider CI/CD pipelines, infrastructure-as-code and cloud native services; working with the wider Engineering departments to ensure IAM security is built in from the start. This is an incredibly rare and exciting opportunity to join one of the most advanced Security Engineering departments and take ownership of More ❯

Senior IAM Security Engineer Salary - £120-140k + 30-40% Bonus + Benefits Location – London (Hybrid working pattern – 3 days in office per week) Newly created role within a major UK Hedge Fund who are looking for a Senior Security Engineer to build on and expand their IAM and Authentication capability. First and … foremost, they need a Senior level Security Engineer with experience working in cloud-native (AWS/Azure) infrastructure environments, building out CI/CD pipelines, deploying infrastructure/policy-as-code, with a breadth of experience across various cyber disciplines. But crucially within this role, they are looking for someone who can build and run their global … code as well and integrating IAM with the wider CI/CD pipelines, infrastructure-as-code and cloud native services; working with the wider Engineering departments to ensure IAM security is built in from the start. This is an incredibly rare and exciting opportunity to join one of the most advanced Security Engineering departments and take ownership of More ❯

Senior IAM Security Engineer Salary - £120-140k + 30-40% Bonus + Benefits Location – London (Hybrid working pattern – 3 days in office per week) Newly created role within a major UK Hedge Fund who are looking for a Senior Security Engineer to build on and expand their IAM and Authentication capability. First and … foremost, they need a Senior level Security Engineer with experience working in cloud-native (AWS/Azure) infrastructure environments, building out CI/CD pipelines, deploying infrastructure/policy-as-code, with a breadth of experience across various cyber disciplines. But crucially within this role, they are looking for someone who can build and run their global … code as well and integrating IAM with the wider CI/CD pipelines, infrastructure-as-code and cloud native services; working with the wider Engineering departments to ensure IAM security is built in from the start. This is an incredibly rare and exciting opportunity to join one of the most advanced Security Engineering departments and take ownership of More ❯

Senior IAM Security Engineer Salary - £120-140k + 30-40% Bonus + Benefits Location – London (Hybrid working pattern – 3 days in office per week) Newly created role within a major UK Hedge Fund who are looking for a Senior Security Engineer to build on and expand their IAM and Authentication capability. First and … foremost, they need a Senior level Security Engineer with experience working in cloud-native (AWS/Azure) infrastructure environments, building out CI/CD pipelines, deploying infrastructure/policy-as-code, with a breadth of experience across various cyber disciplines. But crucially within this role, they are looking for someone who can build and run their global … code as well and integrating IAM with the wider CI/CD pipelines, infrastructure-as-code and cloud native services; working with the wider Engineering departments to ensure IAM security is built in from the start. This is an incredibly rare and exciting opportunity to join one of the most advanced Security Engineering departments and take ownership of More ❯

Senior IAM Security Engineer Salary - £120-140k + 30-40% Bonus + Benefits Location – London (Hybrid working pattern – 3 days in office per week) Newly created role within a major UK Hedge Fund who are looking for a Senior Security Engineer to build on and expand their IAM and Authentication capability. First and … foremost, they need a Senior level Security Engineer with experience working in cloud-native (AWS/Azure) infrastructure environments, building out CI/CD pipelines, deploying infrastructure/policy-as-code, with a breadth of experience across various cyber disciplines. But crucially within this role, they are looking for someone who can build and run their global … code as well and integrating IAM with the wider CI/CD pipelines, infrastructure-as-code and cloud native services; working with the wider Engineering departments to ensure IAM security is built in from the start. This is an incredibly rare and exciting opportunity to join one of the most advanced Security Engineering departments and take ownership of More ❯

Experience Years: 3-5 Years of Experience Employee Type: Regular Remote Type: Onsite About the Opportunity The role of Information Security Engineer will be responsible for identifying, investigating, and managing cybersecurity related events and incidents. As an Information Security Engineer, you will be responsible for security operations, using and managing security systems, identifying and … managing risks and threats, and developing and following operating procedures. The ideal candidate will have a deep understanding of cyber security risks and threats, incident handling, and will possess excellent analytical, communication, and leadership skills. About the Opportunity The role of Information Security Engineer will be responsible for identifying, investigating, and managing cybersecurity related events and incidents. … As an Information Security Engineer, you will be responsible for security operations, using and managing security systems, identifying and managing risks and threats, and developing and following operating procedures. The ideal candidate will have a deep understanding of cyber security risks and threats, incident handling, and will possess excellent analytical, communication, and leadership skills. Responsibilities More ❯

Role: Senior Cyber Security Engineer (Cyber SME) Salary: Up to £70,000 Location: Reading/Birmingham - Hybrid (1 day/week in office) Be the Cyber Security Subject Matter Expert protecting the backbone of our business.Are you a highly skilled cyber security professional ready to take ownership of security engineering and infrastructure hardening? We … re looking for a Senior Cyber Security Engineer to join our team and act as the go-to expert for all things security.Reporting to the head of security, you'll play a critical role in protecting our infrastructure, networks, and data, while guiding teams across the business with your deep technical expertise. What You'll Do … Serve as the Cyber Security Subject Matter Expert, advising on secure systems design, change control, and implementation of robust security controls. Lead the technical vulnerability management programme, with a strong focus on application security, web application firewalls, and secure DevOps pipelines. Provide security leadership and mentoring , supporting colleagues and enhancing security awareness across the business. More ❯

Senior Application Security Engineer | Permanent | UK (Hybrid - a few times per month) | £84k We're working with a forward-thinking professional services firm on a key hire to embed security into every part of their digital product journey. They're looking for a Senior Application Security Engineer to drive secure-by-design principles … across new and evolving applications and act as a Subject Matter Expert for software security across the business. This is a high-impact role in a collaborative, ambitious, and people-focused IT team. You'll play a hands-on role, shaping security culture, guiding engineering teams, and ensuring that security is integrated into every stage of the … software development lifecycle. What you'll be doing: Leading the cultural shift towards secure software development across product teams Defining and implementing the software security strategy in line with business goals Collaborating with developers to automate security testing and embed security requirements into the SDLC Supporting penetration testing, vulnerability management, and remediation efforts Acting as a software More ❯

Senior Application Security Engineer | Permanent | UK (Hybrid - a few times per month) | £84k We're working with a forward-thinking professional services firm on a key hire to embed security into every part of their digital product journey. They're looking for a Senior Application Security Engineer to drive secure-by-design principles … across new and evolving applications and act as a Subject Matter Expert for software security across the business. This is a high-impact role in a collaborative, ambitious, and people-focused IT team. You'll play a hands-on role, shaping security culture, guiding engineering teams, and ensuring that security is integrated into every stage of the … software development lifecycle. What you'll be doing: Leading the cultural shift towards secure software development across product teams Defining and implementing the software security strategy in line with business goals Collaborating with developers to automate security testing and embed security requirements into the SDLC Supporting penetration testing, vulnerability management, and remediation efforts Acting as a software More ❯

Job Title: Senior Software Engineer – Security 💰 Salary: Up to £120k + £20k–£50k equity 📍 Location: London (3 office days/week) 🔒 Industry: B2B SaaS 🤑 Stage: Series A, backed by tier-1 VCs 🌴 Why you’ll love this role: Founding security engineer role with real ownership over systems Modern serverless stack: AWS, TypeScript, IaC Equity with … meaningful upside High-impact opportunity to design security from the ground up Note: This role does not offer relocation or sponsorship We’re building a fast-growing SaaS platform that’s redefining how businesses buy. As our first dedicated security engineer, you’ll shape the security vision, drive implementation, and ensure security is an enabler … for growth not a blocker. You’ll be fully embedded in the platform engineering team, building new security features, creating testing frameworks, and hardening our serverless AWS infrastructure. Security is built in from day one, so you’ll be designing, implementing, and evolving systems that stay ahead of emerging threats. About 10–15% of your time will be More ❯

Job Title: Senior Software Engineer – Security 💰 Salary: Up to £120k + £20k–£50k equity 📍 Location: London (3 office days/week) 🔒 Industry: B2B SaaS 🤑 Stage: Series A, backed by tier-1 VCs 🌴 Why you’ll love this role: Founding security engineer role with real ownership over systems Modern serverless stack: AWS, TypeScript, IaC Equity with … meaningful upside High-impact opportunity to design security from the ground up Note: This role does not offer relocation or sponsorship We’re building a fast-growing SaaS platform that’s redefining how businesses buy. As our first dedicated security engineer, you’ll shape the security vision, drive implementation, and ensure security is an enabler … for growth not a blocker. You’ll be fully embedded in the platform engineering team, building new security features, creating testing frameworks, and hardening our serverless AWS infrastructure. Security is built in from day one, so you’ll be designing, implementing, and evolving systems that stay ahead of emerging threats. About 10–15% of your time will be More ❯

Job Title: Senior Software Engineer – Security 💰 Salary: Up to £120k + £20k–£50k equity 📍 Location: London (3 office days/week) 🔒 Industry: B2B SaaS 🤑 Stage: Series A, backed by tier-1 VCs 🌴 Why you’ll love this role: Founding security engineer role with real ownership over systems Modern serverless stack: AWS, TypeScript, IaC Equity with … meaningful upside High-impact opportunity to design security from the ground up Note: This role does not offer relocation or sponsorship We’re building a fast-growing SaaS platform that’s redefining how businesses buy. As our first dedicated security engineer, you’ll shape the security vision, drive implementation, and ensure security is an enabler … for growth not a blocker. You’ll be fully embedded in the platform engineering team, building new security features, creating testing frameworks, and hardening our serverless AWS infrastructure. Security is built in from day one, so you’ll be designing, implementing, and evolving systems that stay ahead of emerging threats. About 10–15% of your time will be More ❯

Job Benefits: 3600 Senior Infrastructure Security Engineer £50,000 - £60,000 + bonus + car allowance + benefits Remote (with travel to Oxford or Nuneaton for team meetings) We're looking for a hands-on Senior Infrastructure Security Engineer to join a growing Infrastructure & Security team, and the chance to be one of … the first in a new security remit. You'll be reporting into the new Head of Infrastructure Security, playing a key role in building and securing the organisation's group-wide infrastructure estate. You'll be the go-to engineer for securing core infrastructure services, working across network, cloud, and platform environments to keep systems protected while … enabling the business to run smoothly. What you'll be doing: Implementing and maintaining security controls across network, cloud, endpoints, and core infrastructure Owning key technologies like firewalls, SIEM, EDR, VPN, NAC, and vulnerability scanners Driving vulnerability management and hardening across the estate Supporting and responding to security incidents across infrastructure services Embedding security into infrastructure changes More ❯