51 to 75 of 127 Application Security Jobs in London

Senior Information Security Analyst Runa is pioneering a first-of-its-kind payment rail capable of issuing, sending and accepting digital value at scale. Banking and card payment infrastructure still struggles to serve low-volume, high-velocity payments both locally and globally. Businesses send over $20 trillion in refunds … power instant, flexible global payouts to tens of millions of consumers including Sodexo, TopCashback, Perkbox, Sweatcoin, Coinbase and Globetopper. The Role The Senior Information Security Analyst ensures security controls, policies, and processes are embedded across the organisation. You will enhance cybersecurity by implementing strategies, analysing breaches, and ensuring … compliance. This role is key in guiding engineering teams on application security and integrating security best practices across our technology stack. What Excites You Develop world-class security practices and controls within a high-growth financial technology business shaping the future of payments. Conduct vulnerability assessments More ❯

Principal Product Security Engineer Apply locations CZ - Prague UK - London time type Full time posted on Posted 6 Days Ago job requisition id JR103958 Our Product Security team is seeking a Principal Product Security Engineer to define and lead a secure development strategy and approach in a … fast-paced, agile development environment. You will be responsible for defining and driving security-related initiatives in collaboration with internal stakeholders. You will bring a wealth of technical expertise and industry experience spanning application security, cloud security, DevSecOps and CI/CD. The ideal candidate for … has extensive industry experience with a strong technical background, is self-driven, with the ability to translate business objectives into technical requirements. Responsibilities: Drive security roadmap for SSDLC adoption across product portfolio, designing security practices in alignment with DevSecOps principles. Establish guidelines and architectural principles based on industry More ❯

Cyber Security Architect (Must hold current active SC Clearance) The Company: At Amber Labs, we are a cutting-edge UK and European technology consultancy that prioritises empowering autonomy, promoting experimentation, and facilitating rapid learning to provide exceptional value to our clients. Our company culture is centred around collaboration, where … shorten delivery times. Our team consists of highly-skilled cross-functional consultants, analysts, and support staff. Job Overview: We are seeking an experienced Cyber Security Architect with active security clearance to lead the development, design, and implementation of security solutions across various projects. The successful candidate will … be responsible for ensuring that robust and effective security measures are in place to safeguard critical infrastructure, sensitive data, and applications. Key Responsibilities: Security Strategy and Architecture: Develop and implement security strategies aligned with industry standards and best practices, ensuring all systems are secure by design. Risk More ❯

vulnerability assessments across a diverse portfolio of applications. This is a hands-on, technical role where you'll actively identify, exploit, and help remediate security weaknesses in web, mobile, and cloud-based applications. You'll be at the forefront of defending against cyber threats by implementing cutting-edge security tools, collaborating with development teams to integrate security into the SDLC, and playing a critical role in protecting the organisation's digital assets. The successful candidate will play a hands-on role in testing the security of applications, networks, and systems, while ensuring that security standards … based on risk and provide detailed technical reports with recommended remediation steps for developers and system administrators. Keep up to date with the latest security vulnerabilities, exploits, and attack methodologies to ensure effective penetration testing. Security Risk Management: Develop and manage the organisation's vulnerability management program, ensuring More ❯

empowered, and forward-thinking. We encourage challenge, new ideas, and contributions to Taxually's growth. Role Overview We are seeking a proactive and experienced Security Engineer to strengthen our global security posture and ensure regulatory compliance across our AWS and Azure cloud environments. This role involves managing security … ISO 27001, and other standards, while implementing best practices to protect our infrastructure, applications, and data. The ideal candidate will have extensive experience in security governance, risk management, cloud security, incident response, vulnerability management, penetration testing, and leading business continuity and disaster recovery tests. You will drive ongoing … compliance with various security frameworks and collaborate with internal teams and external auditors to maintain a robust security foundation in a rapidly evolving environment. Key Responsibilities Security & Compliance Management Lead and maintain compliance with SOC 2, GDPR, ISO 27001, and ISO 9001 by implementing, managing, and improving More ❯

Security Architect - NIST, ISO27001, PCI-DSS, Cloud Security Architect - NIST, ISO27001, PCI-DSS, CloudUp to £640 per day (Outside IR35)London/Primarily Remote6 months My client is an International Consultancy who require a Security Architect to lead security design, engineering, testing and implementation for a … major, complex programme. Key Requirements: Proven expertise in Security Architecture Strong working knowledge of cloud security architecture, including AWS, Azure and GCP Good understanding of cybersecurity principles, including authentication, authorisation, encryption, network security, and application security Previous experience of designing and implementing security solutions … with a strong understanding of security frameworks including CIS, NIST, ISO27001 and PCI DSS Excellent communication skills with the ability to communicate technical terms to non-technical audiences Nice to have: Immediate availability Working knowledge of GIS/ESRI products Previous experience within Strategic Infrastructure If interested, with relevant More ❯

Director of Information Security – FinTech/SaaS 📍 London (Remote-first, with occasional office travel) 💰 £95,000 – £115,000 + Bonus + Potential Equity We’re partnered with a fast-growing FinTech/SaaS business on the search for a Director of Information Security —a strategic hire to lead … their security function as the company scales across new markets and product lines. This is a high-impact role for someone who’s equally confident defining security strategy as they are rolling up their sleeves to get into the technical detail when needed. 🔐 About the Role As Director … of Information Security, you’ll be responsible for owning and evolving the company’s security posture across people, process, and technology. You’ll work closely with leadership, product, and engineering teams to ensure security is embedded across the business—from architecture and operations to compliance and culture. More ❯

Director of Information Security – FinTech/SaaS 📍 London (Remote-first, with occasional office travel) 💰 £95,000 – £115,000 + Bonus + Potential Equity We’re partnered with a fast-growing FinTech/SaaS business on the search for a Director of Information Security —a strategic hire to lead … their security function as the company scales across new markets and product lines. This is a high-impact role for someone who’s equally confident defining security strategy as they are rolling up their sleeves to get into the technical detail when needed. 🔐 About the Role As Director … of Information Security, you’ll be responsible for owning and evolving the company’s security posture across people, process, and technology. You’ll work closely with leadership, product, and engineering teams to ensure security is embedded across the business—from architecture and operations to compliance and culture. More ❯

this position, you'll spearhead Cyber projects with plans to build your own team in 2025 The role combines two dynamic elements: Core IT Security: Leverage your deep technical expertise to maintain the security of our infrastructure, servers, and systems. From leading our Managed Security Service Providers … MSSPs), building a best-in-class Cyber training and awareness programme, and performing security audits on critical systems. Cybersecurity Governance: Implement governance and frameworks to embed security across the business, across IT, Engineering, and other business verticals, ensuring best-practice configurations become the norm. Your Mission As our … Board (CAB). Manage penetration testing for customer-facing and internal systems, working with internal teams and external partners to implement remediations effectively. Cloud & Application Security Act as the go-to expert for securing Microsoft Azure, ensuring that cloud security requirements are integrated into all new systems More ❯

Cloud Information Security Expert - London For one of our clients, a leading provider of innovative software solutions for the financial services industry, we are currently looking for an experienced Cloud Information Security Manager (AWS) to join their UK entity in London (hybrid). Working with our client means … You will have the opportunity to leverage your existing skills while learning from some of the best professionals in the industry. Your Role : Provide security advice to internal teams, translating technical issues into clear insights for non-technical stakeholders and enhancing internal security policies and procedures. Collaborate with … Head of Information Security and Head of Cloud Infrastructure to enforce and monitor security controls across Cloud infrastructure, ensuring alignment with regulatory and security requirements. Improve security in the CI/CD pipeline using agile DevSecOps practices, conduct application security scans, and work closely More ❯

Cloud Information Security Expert - London For one of our clients, a leading provider of innovative software solutions for the financial services industry, we are currently looking for an experienced Cloud Information Security Manager (AWS) to join their UK entity in London (hybrid). Working with our client means … You will have the opportunity to leverage your existing skills while learning from some of the best professionals in the industry. Your Role : Provide security advice to internal teams, translating technical issues into clear insights for non-technical stakeholders and enhancing internal security policies and procedures. Collaborate with … Head of Information Security and Head of Cloud Infrastructure to enforce and monitor security controls across Cloud infrastructure, ensuring alignment with regulatory and security requirements. Improve security in the CI/CD pipeline using agile DevSecOps practices, conduct application security scans, and work closely More ❯

and commercial applications. We are trusted by our customers to protect their mission-critical information in the face of advanced persistent threats. Our offensive security engineers emulate these real-world threats and provide critical signal on attack vectors to help improve our security posture. This role will be … hands-on and requires a deep understanding of micro-service architecture, multi-tenancy vulnerabilities, cloud security, and web application security. In this role you'll dive deep into the security of our products and more: Conduct security assessments. You'll learn how our products work at … includes everything in our current and future product and service portfolio from Apollo to Foundry. You'll document security findings and work with AppSec and product engineers to develop mitigations. Build offensive testing tooling and automation. Scale offensive security testing by developing tooling and automation. Repeatable security More ❯

leadership to the global IT and business related teams, with a solid technology background, experience in capability and data models, domain driven design for application strategy, across all phases of the software development lifecycle. Additional responsibilities include ensuring IT Infrastructure and application design are secure, reliable, and regularly … and modified services, occur in a planned, controlled, and timely manner, with emphasis on design and implementation concepts. Provide monthly reporting dashboard, on network security, IoT consumption, endpoint and server security, application security, including SLA and key KPI counters to the director of IT and associated … stakeholders. Develop and maintain a comprehensive understanding of IT transformation related projects and programs, to ensure application of appropriate governance processes are aligned. Maintain and up to date solution architecture diagrams/workflows and documentation for all key IT programmes, projects and ongoing BAU activities. Provide timely reports to More ❯

leadership to the global IT and business related teams, with a solid technology background, experience in capability and data models, domain driven design for application strategy, across all phases of the software development lifecycle. Additional responsibilities include ensuring IT Infrastructure and application design are secure, reliable, and regularly … and modified services, occur in a planned, controlled, and timely manner, with emphasis on design and implementation concepts. Provide monthly reporting dashboard, on network security, IoT consumption, endpoint and server security, application security, including SLA and key KPI counters to the director of IT and associated … stakeholders. Develop and maintain a comprehensive understanding of IT transformation related projects and programs, to ensure application of appropriate governance processes are aligned. Maintain and up to date solution architecture diagrams/workflows and documentation for all key IT programmes, projects and ongoing BAU activities. Provide timely reports to More ❯

Overview: Additional Information: Please note, this role requires working full-time onsite, five days per week. NON Negotiable We are seeking an experienced IT Security Engineer to become a vital part of a growing IT Department. This critical role will focus on protecting our information assets through robust cybersecurity … measures, ensuring adherence to best practices, international standards, and local regulations. Ideally suited to candidates who possess expert knowledge of security frameworks including NIST 800, ISO 27001, and cybersecurity guidelines from PRA, FCA, and ICO. Candidates with at least 3 years' relevant experience in finance or banking, particularly as … an information security officer or involvement in regulatory technical projects, are strongly preferred. Key Responsibilities: Develop and maintain cybersecurity policies and procedures, ensuring compliance with industry standards and local regulations. Real-time monitoring of cybersecurity incidents, including incident analysis, investigation, and mitigation. Oversee and maintain security equipment including More ❯

Overview: Additional Information: Please note, this role requires working full-time onsite, five days per week. NON Negotiable We are seeking an experienced IT Security Engineer to become a vital part of a growing IT Department. This critical role will focus on protecting our information assets through robust cybersecurity … measures, ensuring adherence to best practices, international standards, and local regulations. Ideally suited to candidates who possess expert knowledge of security frameworks including NIST 800, ISO 27001, and cybersecurity guidelines from PRA, FCA, and ICO. Candidates with at least 3 years' relevant experience in finance or banking, particularly as … an information security officer or involvement in regulatory technical projects, are strongly preferred. Key Responsibilities: Develop and maintain cybersecurity policies and procedures, ensuring compliance with industry standards and local regulations. Real-time monitoring of cybersecurity incidents, including incident analysis, investigation, and mitigation. Oversee and maintain security equipment including More ❯

Lead Software Security Engineer | Permanent | UK (Hybrid - once a month) | £86k We're working with a highly respected, forward-thinking professional services firm on a mission to embed security into every part of their digital transformation journey. This is a key hire within their growing tech function - they … re looking for a Lead Software Security Engineer to shape and drive secure-by-design principles across new and evolving digital products. You'll be joining a business that genuinely values its people, with a collaborative culture and real investment in development. They're agile, ambitious, and looking for … someone who wants to play a hands-on role in moving security left - bringing DevSecOps to life and guiding engineering teams with confidence and clarity. What you'll be doing: Leading the cultural shift towards DevSecOps across multiple product teams Embedding security requirements and tooling into the SDLC More ❯

Cyber Security Analyst – Financial Services – 3 Month Contract Our client is an Investment company based in central London and has a requirement for a Cyber Security Analyst on a short term contract to bolster its existing team. The successful candidate should have experience working as a Cyber Security Analyst in a cloud environment (Azure) and have some experience with Network Security. The following skills are essential: Microsoft KQL Network security Web application security API security including OAUTH Experience of the following would be advantageous: Cyber incident response Akamai experience Cequence experience More ❯

Cyber Security Analyst – Financial Services – 3 Month Contract Our client is an Investment company based in central London and has a requirement for a Cyber Security Analyst on a short term contract to bolster its existing team. The successful candidate should have experience working as a Cyber Security Analyst in a cloud environment (Azure) and have some experience with Network Security. The following skills are essential: Microsoft KQL Network security Web application security API security including OAUTH Experience of the following would be advantageous: Cyber incident response Akamai experience Cequence experience More ❯

Qualifications - 5+ years of experience in cloud architecture and implementation - Bachelor's degree in Computer Science, Engineering, related field, or equivalent experience - Experience in security principles such as least privilege access, defense in depth, preventative vs. detective controls, Infrastructure and Network Security, Data protection, and Incident response. Good … technical knowledge of application security, system security, network security, authentication/authorization protocols, and cryptography. - Knowledge of professional software engineering practices & best practices for the full software development life cycle, including coding standards, code reviews, source control management, libraries building, build processes, testing, and operations. - Hands … VPC, CloudFormation) - AWS Professional level certifications (e.g., Solutions Architect Professional, DevOps Engineer Professional) preferred - Experience with automation and scripting (e.g., Terraform, Python) - Knowledge of security and compliance standards (e.g., HIPAA, GDPR) - Strong communication skills with the ability to explain technical concepts to both technical and non-technical audiences - Experience More ❯

QUALIFICATIONS - 3+ years of experience in cloud architecture and implementation - Bachelor's degree in Computer Science, Engineering, related field, or equivalent experience - Experience in security principles such as least privilege access, defense in depth, preventative vs. detective controls, Infrastructure and Network Security, Data protection, and Incident response. Good … technical knowledge of application security, system security, network security, authentication/authorization protocols, and cryptography. - Knowledge of professional software engineering practices & best practices for the full software development life cycle, including coding standards, code reviews, source control management, libraries building, build processes, testing, and operations. - Hands … VPC, CloudFormation) - AWS Professional level certifications (e.g., Solutions Architect Professional, DevOps Engineer Professional) preferred - Experience with automation and scripting (e.g., Terraform, Python) - Knowledge of security and compliance standards (e.g., HIPAA, GDPR) - Strong communication skills with the ability to explain technical concepts to both technical and non-technical audiences - Experience More ❯

Lead Security Architect (Cyber) 9-Month Contract Inside IR35 £650 This role requires SC Clearance The successful applicant will be responsible for: Analyse and assess cyber vulnerabilities at scale for their potential business impact, using your own skill and experience, and in consultation with business owners and other security … Design principles. Work closely with the Government Cyber Coordination Centre (GC3), the UKs government’s focal point for cross-government collaboration on operational cyber security, and the National Cyber Security Centre (NCSC) to ensure that we “Defend as One” Identify gaps in our capability and improve ways of … expand the scope of the vulnerability and threat data we can provide. Who you are At this role level, your skills include: ● Analysis ● Communication (security architect) ● Designing secure systems ● Enabling and informing risk-based decisions ● Research and innovation ● Security technology Knowledge of current cyber security threats, vulnerabilities More ❯

Lead Security Architect (Cyber) 9-Month Contract Inside IR35 £650 This role requires SC Clearance The successful applicant will be responsible for: Analyse and assess cyber vulnerabilities at scale for their potential business impact, using your own skill and experience, and in consultation with business owners and other security … Design principles. Work closely with the Government Cyber Coordination Centre (GC3), the UKs government’s focal point for cross-government collaboration on operational cyber security, and the National Cyber Security Centre (NCSC) to ensure that we “Defend as One” Identify gaps in our capability and improve ways of … expand the scope of the vulnerability and threat data we can provide. Who you are At this role level, your skills include: ● Analysis ● Communication (security architect) ● Designing secure systems ● Enabling and informing risk-based decisions ● Research and innovation ● Security technology Knowledge of current cyber security threats, vulnerabilities More ❯

Senior Product Security Engineer London/WFH to £160k Do you have expertise with secure coding practices and application security? You could be progressing your career in a senior, hands-on role at a global systematic trading firm. As a Senior Product Security Engineer you'll … drive automated security processes, influence architecture and lead strategic security projects. Collaborating with IT, cloud and engineering teams, you'll implement security solutions for low-latency systems and multi-cloud platforms, including AWS, Azure, hybrid infrastructures across Python, C++, and Kotlin/Java environments, ensuring robust protection … that supports high-speed, data-driven operations. You will conduct threat modelling, vulnerability assessments and security code reviews across different platforms, ensuring security is embedded at every stage of the development lifecycle and provide mentorship, guidance and training on security best practices and secure development processes to More ❯

Senior Product Security Engineer London/WFH to £160k Do you have expertise with secure coding practices and application security? You could be progressing your career in a senior, hands-on role at a global systematic trading firm. As a Senior Product Security Engineer you'll … drive automated security processes, influence architecture and lead strategic security projects. Collaborating with IT, cloud and engineering teams, you'll implement security solutions for low-latency systems and multi-cloud platforms, including AWS, Azure, hybrid infrastructures across Python, C++, and Kotlin/Java environments, ensuring robust protection … that supports high-speed, data-driven operations. You will conduct threat modelling, vulnerability assessments and security code reviews across different platforms, ensuring security is embedded at every stage of the development lifecycle and provide mentorship, guidance and training on security best practices and secure development processes to More ❯