76 to 100 of 117 Application Security Jobs in London

Role Summary: Join our dynamic Offensive Security Team! As we expand, we are looking for a Pentester/Red Teamer who is enthusiastic about undertaking a range of security assessments, including penetration testing, red team exercises, vulnerability scanning, and physical access evaluations for our clients. Key Responsibilities: Client Engagement Management: Lead client projects, ensuring clear communication, timely delivery … and exceeding expectations. Act as the primary liaison, providing updates and guidance. Security Assessment Execution: Conduct detailed security assessments, including penetration testing and vulnerability analysis. Systematically identify and document vulnerabilities across network, application, and physical layers. Prepare concise reports for both technical and non-technical stakeholders. Red Team Challenges: Participate in red team simulations, encompassing social engineering … writing custom scripts to automate tasks, analyze data, and develop unique tools for penetration testing. This skill is crucial for tailoring attacks, parsing data, and creating efficient workflows in security assessments. Linux/Windows Proficiency: Have a thorough understanding of Linux/Windows systems, which are commonly used in security environments. This includes navigating the command line, understanding More ❯

Miro's Cloud Security team plays a critical role in ensuring the security, resilience, and integrity of Miro's platform infrastructure. We are entrusted with protecting both the foundational information assets and the collaborative experiences that enable our global customers to innovate with confidence. Operating as part of the broader Infrastructure organization, the Cloud Security team partners … closely with key engineering groups including Networking, Compute, and Observability to embed security deeply across Miro's cloud environment. The team also maintains strong alignment with our peers in the Security organization-such as Application Security and Detection & Response-ensuring a unified and strategic approach to securing our platform. At Miro, we are on a path … to achieving an industry-leading security posture. This ambition is reflected in our proactive governance frameworks, robust assurance and certification programs, and a long-term strategy anchored in automation, scalability, and risk-informed decision-making. About the Role Seeking a Senior Cloud Security Engineer to join our Cloud Security team. Your cloud and automation skills, combined with More ❯

Our Client The client is a global provider of insurance. Job Description Our organization is seeking a talented individual to join our 2nd Line Support team as a Senior Application Support Analyst , based in our London City office. Reporting to the Application Support Lead, this role is pivotal in providing comprehensive support for all business applications within our … IT portfolio. Key responsibilities include assisting end users with application-related issues, monitoring applications, performing proactive and reactive maintenance, and driving continuous service improvements. As a customer-facing role, it demands a collaborative team player with a proactive approach to learning and a commitment to delivering timely solutions to complex challenges. Strong communication skills are essential, as you will … Ticket Analysis to identify recurring issues and propose permanent solutions Identification and proposal of automation opportunities in support activities Attending weekly CAB, presenting changes to be implemented by the Application Support team Ensuring housekeeping and maintenance tasks are completed on time Ensuring SLAs (Service Level Agreements) are met. Knowledge Management Ensuring knowledge is spread across the team and removing More ❯

meets fast-paced innovation. Learn more via the McDonald's Global Technology Technical Blog . Job Description: We are seeking a Senior Analyst to oversee daily operations within the Security Operations program, reporting to the Senior Manager of Security Operations. Responsibilities include managing security personnel, enforcing policies, promoting security awareness, and leading initiatives on Global Cyber … Security (GCS) defensive measures and incident response. You will support daily security operations and incident response processes, responding to crises to mitigate cyber threats, employing mitigation, preparedness, response, and recovery strategies. You will work within the Incident Response team, coordinating with other Cyber Operations teams to identify, report, and remediate security incidents, including triaging events, analyzing networks … containment, eradication, recovery, lessons learned). They should adhere to established incident response procedures, possess strong attention to detail, and collaborate effectively across global teams. Requirements include: Experience in security operations or incident response Solid background in defensive measures and analyzing network events Proven ability to lead resolution during security crises Proficiency in networking concepts, protocols, and security More ❯

Some of the common tasks involve creating a login for internal and external users, troubleshooting issues, answering user queries, training the Media owners when requested, testing and deploying an application, raising bugs and defects with the developers, and keeping the application data up-to-date. You'll spend your time ensuring that users are updated regarding their tickets … is complete. Completing weekly and monthly tasks. Keeping documentation up-to-date and sending out comms if there are issues. WHAT WE'RE LOOKING FOR_ Proven experience in an application support role or similar technical position. Familiarity with Agile and DevOps methodologies. Proficiency in using DevOps tools like AWS, Terraform, and Docker in production environments. Experience with continuous integration … skills. Proficiency in at least one scripting or object-oriented programming language. Experience with SQL scripting and database servers such as SQL Server and MongoDB. Familiarity with internet-based application security practices. Proficiency in configuration management, automation, and orchestration tools. Experience in the media domain is advantageous. Knowledge of APIs and microservices is desirable. Experience working with Java More ❯

Experience in building relationships with champions and senior stakeholders within enterprise accounts Proven experience in Docker, Kubernetes, CI/CD, git integrations and build tools Hands-on experience with AppSec tools (part or all) such as: SCA/SAST/SBOM Management/Container Security Ability to build software pipelines with various DevOps tools Hands-on experience with cloud More ❯

for the hire is Germany but we are open to The Netherlands and the UK as well. BlueVoyant is seeking a talented Sales Engineer with experience selling managed IT security services to medium and large businesses. In this role you will be working alongside Regional Sales Directors and Channel Account Executives as well as supporting our partners selling BlueVoyant … services. Your understanding of cyber security operations environments, security Information and event management (SIEM), endpoint detection and response (EDR), and broad IT risk management products and services, coupled with your communication skills and eagerness to teach partners’ technical sellers will lead to your success with us. This position will work daily with Regional Sales Managers and Channel Account … Executives. BlueVoyant provides our clients with both consultative (fixed price/deliverable) and ongoing (managed) security services, so the ability to communicate and present well is important. Role Responsibilities: Actively participate in the sales process and work closely with the direct and channel sales teams Discover and understand customer requirements and align our solutions to those requirements Present BlueVoyant More ❯

for the hire is Germany but we are open to The Netherlands and the UK as well. BlueVoyant is seeking a talented Sales Engineer with experience selling managed IT security services to medium and large businesses. In this role you will be working alongside Regional Sales Directors and Channel Account Executives as well as supporting our partners selling BlueVoyant … services. Your understanding of cyber security operations environments, security Information and event management (SIEM), endpoint detection and response (EDR), and broad IT risk management products and services, coupled with your communication skills and eagerness to teach partners’ technical sellers will lead to your success with us. This position will work daily with Regional Sales Managers and Channel Account … Executives. BlueVoyant provides our clients with both consultative (fixed price/deliverable) and ongoing (managed) security services, so the ability to communicate and present well is important. Role Responsibilities: Actively participate in the sales process and work closely with the direct and channel sales teams Discover and understand customer requirements and align our solutions to those requirements Present BlueVoyant More ❯

Security Engineer, Incident Response , AWS Corporate Security Job ID: Amazon Corporate Services Pty Ltd AWS is looking for a passionate Security Engineer, Incident Response who can lead the response to security issues across the largest cloud provider in the world. You must thrive in high-pressure situations, and think like both an attacker and defender, while … working through the entire incident response lifecycle. You'll be working in a global team environment where clear and accurate communication, documentation, and collaboration on security issues is critical. In this role you'll be conducting security monitoring and response activities for the Amazon internal network. We value broad and deep technical knowledge, specifically in the fields of … operating system security, network security, cryptography, software security, malware analysis, forensics, security operations, incident response, detection and hunting, and emergent security intelligence. We don't expect you to be an expert in all of the domains mentioned, but we do expect you to be excited to learn about them! BASIC QUALIFICATIONS - BS degree in Computer More ❯

Cloud & Security Platform Lead A well-known British motoring company are looking for a Cloud & Security Platform Lead to join them in what is a brand new position for the company. There’s a lot of scope here for you to have a real impact on their cloud platform. Joining a team of 10, you’d be responsible … for leading the strategy (and setting standards across the department) behind their cloud and security technology, with a focus on working with AWS, which is their cloud provider of choice. What’s in it for me? You’ll get a salary of up to £100K for the role as well as a wide range of benefits. These include an … native application development and microservices architecture. Security is a key aspect of the role, covering both hands-on implementation and compliance. The focus will primarily be on AppSec, encompassing principles and practices such as firewalls, intrusion detection and prevention systems, encryption, and endpoint protection. On the compliance access you’ll need an understanding of security standards and More ❯

Cloud & Security Platform Lead A well-known British motoring company are looking for a Cloud & Security Platform Lead to join them in what is a brand new position for the company. There’s a lot of scope here for you to have a real impact on their cloud platform. Joining a team of 10, you’d be responsible … for leading the strategy (and setting standards across the department) behind their cloud and security technology, with a focus on working with AWS, which is their cloud provider of choice. What’s in it for me? You’ll get a salary of up to £100K for the role as well as a wide range of benefits. These include an … native application development and microservices architecture. Security is a key aspect of the role, covering both hands-on implementation and compliance. The focus will primarily be on AppSec, encompassing principles and practices such as firewalls, intrusion detection and prevention systems, encryption, and endpoint protection. On the compliance access you’ll need an understanding of security standards and More ❯

Security Engineer, Incident Response, SIRT Job ID: Amazon Support Services Pty Ltd Amazon is looking for a qualified Security Engineer to join our innovative, high energy Security Incident Response Team (SIRT) in Sydney. SIRT Security Engineers respond to security events, conduct analysis of threats and intrusion attempts, and provide security services to safeguard highly … sensitive data. They work hands-on with detection systems and vulnerability analysis tools to respond to potential threats to Amazon systems. Security Engineers are unique individuals prepared to relentlessly resolve security issues by gathering and analyzing event data and conducting root-cause analysis. With your technical expertise, you will be solving security challenges at scale, working to … protect the applications powering the most sophisticated e-commerce platform ever built. We value broad and deep technical knowledge, specifically in the fields of forensics, malware analysis, network security, application security, cryptography, and security intelligence. Key job responsibilities - Responding to security incidents, and coordinating a cohesive response involving multiple teams across Amazon. - Providing security More ❯

a replatforming transformation, setting the foundations to tackle exciting greenfield projects and further enhance the experience for our members. With plenty of opportunities ahead, we're looking for a Security Operations Engineer who is eager to make an impact. You'll report to the Head of InfoSec and take ownership of Security Operations, helping to shape and strengthen … our overall security landscape. You'll play a key role in shaping our growing security function and contributing to the maturity of our security programme, building resilient systems, influencing engineering practices, and driving meaningful change in a supportive environment. What You'll Do Monitor, triage, and respond to security alerts and incidents-investigating and coordinating effective … containment, resolution, and recovery Proactively identify and assess vulnerabilities, recommending and applying improvements to strengthen our defences Design, implement, and maintain security controls across cloud, network, and application environments Continuously improve how we work by developing and refining playbooks, automating processes, and reducing manual effort Collaborate closely with Engineering and IT teams to embed security at every More ❯

Job ID: Amazon Support Services Pty Ltd Amazon is seeking qualified Security Engineers to join our innovative, high energy Information Security team in Sydney, Australia. In this role you will work within the Amazon Security Incident Response Team (SIRT). SIRT Security Engineers respond to security events, conduct analysis of threats such as malware and … intrusion attempts, and provide security services to safeguard highly sensitive data. They work hands-on with detection systems and vulnerability analysis tools to respond to potential threats to Amazon systems. SIRT Security Engineers are unique individuals prepared to relentlessly resolve security issues by gathering and analyzing event data and conducting root-cause analysis. With your technical expertise … you will be solving security challenges at scale, working to protect the applications powering the most sophisticated e-commerce platform ever built. We value broad and deep technical knowledge, specifically in the fields of forensics, malware analysis, network security, application security, threat hunting, and threat intelligence. This position is based in Sydney, Australia. Key job responsibilities More ❯

Miro's Cloud Security team plays a critical role in ensuring the security, resilience, and integrityof Miro's platform infrastructure. We are entrusted with protecting both the foundational information assets and the collaborative experiences that enable our global customers toinnovate with confidence. Operating as part of the broader Infrastructure organization, the Cloud Security team partnersclosely with key … engineering groups including Networking, Compute, and Observability toembed security deeply across Miro's cloud environment. The team also maintains strongalignment with our peers in the Security organization-such as Application Security andDetection & Response-ensuring a unified and strategic approach to securing our platform.At Miro, we are on a path to achieving an industry-leading security … proactive governance frameworks, robust assurance and certification programs,and a long-term strategy anchored in automation, scalability, and risk-informed decision-making. About the Role Seeking a Senior Cloud Security Engineer to join our Cloud Security team. Your cloud andautomation skills, combined with a passion for security, will shape our Cloud security and automation capabilities. Cloud More ❯

Security SME - DevSecOps, Cyber, Application Security £Market Rate (Inside IR35) London/Remote (Must be UK Based) 6 Months initially My client is a major Consultancy who require a DevSecOps Security SME with eligibility for Security Clearance (SC) to work with an end client. Key Requirements: Demonstrated commercial experience as a DevSecOps Security SME … Strong understanding of DevOps methodologies and Agile delivery principles Hands-on experience with Cyber Assurance Exposure to Application Security Eligibility for SC Clearance Nice to have: Immediate availability If you're interested in this role, click 'apply now' to forward an up-to-date copy of your CV, or call us now. If this job isn't quite More ❯

Translate stakeholder requirements into technical solutions. Who You Are Highly skilled in developing user interfaces with modern JavaScript frameworks like Angular or React. Proficient in performance tuning and network application architecture. Creative problem solver with strong organizational skills. Effective communicator and collaborative team player. Passionate about emerging technologies and continuous learning. To Be Successful in The Role, You Will … Degree in computer science or computer engineering. 10+ years of experience in software development. Strong skills in HTML/CSS, JavaScript, and optionally .NET Core. Solid understanding of web application security, session management, and best practices. Knowledge of relational databases, Object-Oriented Programming, and web development. Experience with network diagnostics and analytics tools. Understanding of SEO. Proven track More ❯

plugins, bots, and SSO/LDAP connectors Harden, secure, and monitor platforms with TLS, OAuth2, RBAC , and Zero Trust principles Troubleshoot and support complex platform deployments Collaborate with DevOps, AppSec, and engineering teams Document everything from architecture and configuration to custom builds WHAT YOU NEED TO BE SUCCESFUL Strong hands-on experience with Docker & Kubernetes in live production environments Scripting More ❯

plugins, bots, and SSO/LDAP connectors Harden, secure, and monitor platforms with TLS, OAuth2, RBAC , and Zero Trust principles Troubleshoot and support complex platform deployments Collaborate with DevOps, AppSec, and engineering teams Document everything from architecture and configuration to custom builds WHAT YOU NEED TO BE SUCCESFUL Strong hands-on experience with Docker & Kubernetes in live production environments Scripting More ❯

Network Security Engineer (WAF SME) Start: ASAP Duration: 6 months (rolling) Location: London, hybrid Pay: inside IR35, paying up to £530/day We're seeking an experienced Security WAF Subject Matter Expert (SME) to join a leading organisation at the forefront of web application security. You'll play a key role in protecting high-profile customer … platforms across various industries, leveraging cutting-edge technologies including AKAMAI Kona Site Defender and other WAF solutions. Key Responsibilities: - Implement and configure Web Application Firewalls (WAF) to secure web applications. - Monitor WAF logs, detect threats, and manage incident response. - Conduct security assessments and forensic analysis. - Collaborate with Dev and IT teams for secure deployments. - Develop and maintain WAF … AKAMAI WAF (Kona Site Defender); AWS WAF, Cloudflare, Imperva a plus. - Strong knowledge of HTTP/HTTPS, CA (certificates), and load balancing. - Skilled in incident response, forensic analysis, and security policy development. - Relevant certifications (e.g., CISSP, CEH, AKAMAI) desirable. More ❯

strong working knowledge and experience in the management of complex cyber incidents, along with a track record of technical and non-technical problem-solving skills. Expert-level knowledge of security management principles, procedures, and standards, including vulnerability management, event management, application security, identity management, and incident response. (Incident Response work to strengthen our client's response maturity More ❯

Contract Opportunity: Application Developer – SC Cleared 📍 Hybrid: 3 days on-site (London SW1A), 2 days remote 📅 Start: ASAP | Contract until March 2026 💼 Outside IR35 | £550 per day We’re hiring a Developer/Platform Engineer with active SC clearance to help deliver and maintain scalable, secure, and flexible communication platforms for a critical national programme. This is a unique … plugins, bots, and SSO/LDAP connectors Harden, secure, and monitor platforms with TLS, OAuth2, RBAC , and Zero Trust principles Troubleshoot and support complex platform deployments Collaborate with DevOps, AppSec, and engineering teams Document everything from architecture and configuration to custom builds WHAT YOU NEED TO BE SUCCESFUL Strong hands-on experience with Docker & Kubernetes in live production environments Scripting More ❯

Contract Opportunity: Application Developer – SC Cleared 📍 Hybrid: 3 days on-site (London SW1A), 2 days remote 📅 Start: ASAP | Contract until March 2026 💼 Outside IR35 | £550 per day We’re hiring a Developer/Platform Engineer with active SC clearance to help deliver and maintain scalable, secure, and flexible communication platforms for a critical national programme. This is a unique … plugins, bots, and SSO/LDAP connectors Harden, secure, and monitor platforms with TLS, OAuth2, RBAC , and Zero Trust principles Troubleshoot and support complex platform deployments Collaborate with DevOps, AppSec, and engineering teams Document everything from architecture and configuration to custom builds WHAT YOU NEED TO BE SUCCESFUL Strong hands-on experience with Docker & Kubernetes in live production environments Scripting More ❯

process improvements and optimisations Support in compliance reviews and assessments Engage with projects to scope assessments and provide close out feedback to the project teams Collaborate with the wider Security Operations teams to enable better utilisation of results. Technical Requirements: Advanced with offensive tools such as: Metaspoit, Kali Linux, Cobalt Strike, Mimikatz, Burpsuite or similar tools Good knowledge of … creating scripts in preferred scripting language Technical expertise in system security vulnerabilities and remediation techniques, network and web-related protocols (e.g., TCP/IP, UDP, IPSEC, HTTP, etc.) Technical expertise in security engineering, system and network security, authentication and security protocols Highest level of technical expertise in cybersecurity, including deep familiarity with relevant penetration and intrusion … techniques and attack vectors Familiarity with the Open Web Application Security Project (OWASP) top 10 vulnerabilities Rate & Duration: £550 - £600 per day 6 Months Penetration Tester - £550 - £600 Per Day – London (Hybrid) – 6 Months - Financial Services More ❯

process improvements and optimisations Support in compliance reviews and assessments Engage with projects to scope assessments and provide close out feedback to the project teams Collaborate with the wider Security Operations teams to enable better utilisation of results. Technical Requirements: Advanced with offensive tools such as: Metaspoit, Kali Linux, Cobalt Strike, Mimikatz, Burpsuite or similar tools Good knowledge of … creating scripts in preferred scripting language Technical expertise in system security vulnerabilities and remediation techniques, network and web-related protocols (e.g., TCP/IP, UDP, IPSEC, HTTP, etc.) Technical expertise in security engineering, system and network security, authentication and security protocols Highest level of technical expertise in cybersecurity, including deep familiarity with relevant penetration and intrusion … techniques and attack vectors Familiarity with the Open Web Application Security Project (OWASP) top 10 vulnerabilities Rate & Duration: £550 - £600 per day 6 Months Penetration Tester - £550 - £600 Per Day – London (Hybrid) – 6 Months - Financial Services More ❯