51 to 75 of 176 Application Security Jobs in the UK

A leading fintech company is seeking aLead AppSec Engineerto join their established team. Youll be instrumental in embedding security into every stage of the software development lifecycleguiding engineers, shaping best practices, and driving secure, scalable solutions across our platform. Key Responsibilities: Security Advisory: Serve as the go-to expert for application security across engineering teamsproviding hands … on guidance, resolving concerns, and fostering a security-first mindset. DevSecOps Enablement: Promote and implement secure development practices across CI/CD pipelines, secrets and key management, dependency management, and secure design. Vulnerability Management: Lead vulnerability remediation effortstriaging findings, prioritizing risks, and partnering with teams to deliver effective, pragmatic fixes. Tooling & Automation: Integrate security tools (e.g., SAST, DAST … SCA, secrets scanning) into developer workflows, ensuring automation is both scalable and developer-friendly. Cloud Security Collaboration: Work alongside infrastructure teams to ensure secure configuration of AWS and Azure environments, with a focus on IAM, network security, encryption, and observability. Architecture & Design Reviews: Provide input and recommendations to ensure new services and features are secure by design. Continuous More ❯

A leading fintech company is seeking a Lead AppSec Engineer to join their established team. Youll be instrumental in embedding security into every stage of the software development lifecycleguiding engineers, shaping best practices, and driving secure, scalable solutions across our platform. Key Responsibilities: Security Advisory : Serve as the go-to expert for application security across engineering … teamsproviding hands-on guidance, resolving concerns, and fostering a security-first mindset. DevSecOps Enablement : Promote and implement secure development practices across CI/CD pipelines, secrets and key management, dependency management, and secure design. Vulnerability Management : Lead vulnerability remediation effortstriaging findings, prioritizing risks, and partnering with teams to deliver effective, pragmatic fixes. Tooling & Automation : Integrate security tools (e.g. … SAST, DAST, SCA, secrets scanning) into developer workflows, ensuring automation is both scalable and developer-friendly. Cloud Security Collaboration : Work alongside infrastructure teams to ensure secure configuration of AWS and Azure environments, with a focus on IAM, network security, encryption, and observability. Architecture & Design Reviews : Provide input and recommendations to ensure new services and features are secure by More ❯

AI Engineering, Staff Engineer Belfast Black Duck Software, Inc. helps organizations build secure, high-quality software, minimizing risks while maximizing speed and productivity. Black Duck, a recognized pioneer in application security, provides SAST, SCA, and DAST solutions that enable teams to quickly find and fix vulnerabilities and defects in proprietary code, open source components, and application behavior. … With a combination of industry-leading tools, services, and expertise, only Black Duck helps organizations maximize security and quality in DevSecOps and throughout the software development life cycle. We are seeking an AI R&D Engineer to design, build, and deploy AI based systems in the application security space. This role focuses on the development of AI … of experience building enterprise software applications Strong programming skills in Python (or similar) and experience with AI/ML libraries (e.g., LangChain, OpenAI API, Hugging Face, PyTorch) Knowledge of application security principles and best practices Understanding of agent-based modeling, multi-agent systems, or reinforcement learning Experience building applications with LLMs or generative AI models Familiarity with API More ❯

As a Product Security Specialist (PSS) at HL, you will be a key member of a collaborative team of security professionals dedicated to safeguarding HL's products and services. In this role, you will serve as the primary security contact for assigned product teams/squads, providing expert guidance on security issues and requirements. You will … champion secure development practices throughout the software development lifecycle, with a strong emphasis on 'shift-left' principles to embed security early in the process. You will facilitate threat modelling workshops to help product teams identify, assess, and mitigate potential threats. You will also collaborate closely with other functions within the CISO organisation, including Application Security, Offensive Security, and others to continuously improve HL's overall security posture. This position offers the opportunity to work with modern technologies and influence the security of innovative products, while fostering a culture of security awareness and resilience across the organisation. What you will be doing Oversee security related issues across multiple product teams/squads. Working More ❯

As a Senior Penetration Tester, you will focus on securing the Company's applications through best practice development lifecycle controls and perform penetration tests to assess the effectiveness of security measures. Full-time Closes 03/12/2025 The Information Security department deal with the security of closed sourced, open source and proprietary applications. The team … and remediating risks efficiently through penetration testing. Utilising your knowledge of Secure Development Lifecycles and code assessment, you will work with the Software Development teams to understand and mitigate application-based vulnerabilities. This role is based within the wider Information Security department, with engineers and analysts of varying backgrounds. Collectively, the team utilises enterprise and bespoke tooling to … identify, mitigate threats, and safeguard the Business. We utilise AI to enhance our existing security processes and practices, embracing the advantages it brings. You will play a key role in our journey to leverage this powerful technology in strengthening our application security. This role is eligible for inclusion in the Company's hybrid working from home policy. Preferred More ❯

As a Senior Penetration Tester, you will focus on securing the Company's applications through best practice development lifecycle controls and perform penetration tests to assess the effectiveness of security measures. Full-time Closes 03/12/2025 The Information Security department deal with the security of closed sourced, open source and proprietary applications. The team … and remediating risks efficiently through penetration testing. Utilising your knowledge of Secure Development Lifecycles and code assessment, you will work with the Software Development teams to understand and mitigate application-based vulnerabilities. This role is based within the wider Information Security department, with engineers and analysts of varying backgrounds. Collectively, the team utilises enterprise and bespoke tooling to … identify, mitigate threats, and safeguard the Business. We utilise AI to enhance our existing security processes and practices, embracing the advantages it brings. You will play a key role in our journey to leverage this powerful technology in strengthening our application security. This role is eligible for inclusion in the Company's hybrid working from home policy. Preferred More ❯

Job Description – Cyber Security Architect Role Location – Any UK Salary: Competitive (based on experience) Level: Accenture will be hiring at Associate Manager level Please Note: Any offer of employment is subject to satisfactory BPSS and SC security clearance which typically requires 5 years continuous UK address history usually including no periods of 30 consecutive days or more spent … impact we have with our clients and with the communities in which we work and live. It is personal to all of us.” – Julie Sweet, Accenture CEO As a Security Architect you will: Have the opportunity to join a growing and exciting team of security architects within a global multinational organization, specializing highly sensitive and rewarding technology centric … transformation programs. On a day to day basis you will integrates and collaborate with technical and solutions architects to define the security architecture for high-profile solutions within traditional and groundbreaking enterprise IT as well as custom operational technology systems. In addition to working closely with Information assurance and pen test teams to validate effectiveness of security controls More ❯

Information Security Manager - £80K - £100K Our client is a leading software as a service (SaaS) firm growing within insurance FinTech. Baded in central London, offering good hybrid/flexible working, they’re looking for an Information Security professional to lead their InfoSec function. You’ll work directly with the C Suite to create and deliver the security strategy, information security framework and risk mitigation activities for the company. You’ll have the chance to be involved in everything from security assessments and threat modelling to penetration testing, coding, triage of security events, ownership of policies and procedures and even working with development and engineering teams to drive application security and DevSecOps … A very varied role! Requirements: Proven experience as an Information/Cyber Security Manager Experience being the "go to" for InfoSec Extensive and broad cyber and information security (InfoSec) experience Knowledge of concepts such as ethical hacking, network security, application securty, penetration testing and cryptography etc Strong IAM and Risk understanding Good Cloud and DevSecOps knowledge More ❯

Information Security Manager - £80K - £100K Our client is a leading software as a service (SaaS) firm growing within insurance FinTech. Baded in central London, offering good hybrid/flexible working, they’re looking for an Information Security professional to lead their InfoSec function. You’ll work directly with the C Suite to create and deliver the security strategy, information security framework and risk mitigation activities for the company. You’ll have the chance to be involved in everything from security assessments and threat modelling to penetration testing, coding, triage of security events, ownership of policies and procedures and even working with development and engineering teams to drive application security and DevSecOps … A very varied role! Requirements: Proven experience as an Information/Cyber Security Manager Experience being the "go to" for InfoSec Extensive and broad cyber and information security (InfoSec) experience Knowledge of concepts such as ethical hacking, network security, application securty, penetration testing and cryptography etc Strong IAM and Risk understanding Good Cloud and DevSecOps knowledge More ❯

Description We re seeking a hands-on Security Architect to lead the design and assurance of security across our Financial Advice & Wealth Management SaaS platform. This is a pivotal role where you ll own the security architecture across cloud infrastructure and networking, drive secure-by-design application architectures, and ensure robust security for integrations with … external partners and systems. As part of the Technical Architecture team, you ll collaborate with business stakeholders, product teams, engineers, and the wider InfoSec function to embed security as a first-class concern throughout our technology landscape. Your work will help us meet the expectations of our customers, clients, and regulators What you'll do Design and maintain secure … for applications and services. Define secure patterns for APIs and partner integrations. Support governance activities including audit, risk acceptance, and internal forums. Review implementation progress to ensure alignment with security design. Provide technical guidance and coaching to architects and engineers. Promote a culture of security awareness in product and engineering practices. Align security standards and frameworks with More ❯

Description We’re seeking a hands-on Security Architect to lead the design and assurance of security across our Financial Advice & Wealth Management SaaS platform. This is a pivotal role where you’ll own the security architecture across cloud infrastructure and networking, drive secure-by-design application architectures, and ensure robust security for integrations with … external partners and systems. As part of the Technical Architecture team, you’ll collaborate with business stakeholders, product teams, engineers, and the wider InfoSec function to embed security as a first-class concern throughout our technology landscape. Your work will help us meet the expectations of our customers, clients, and regulators What you'll do Design and maintain secure … for applications and services. Define secure patterns for APIs and partner integrations. Support governance activities including audit, risk acceptance, and internal forums. Review implementation progress to ensure alignment with security design. Provide technical guidance and coaching to architects and engineers. Promote a culture of security awareness in product and engineering practices. Align security standards and frameworks with More ❯

Job description We are currently recruiting for an AI Security Senior Architect to join our London office. DEPARTMENT PURPOSE The Information Security team is a strategic enabler for our global law firm, focused on protecting client data, intellectual property, and business operations while enabling secure innovation. Through four key pillars Digital Trust, Technical Assurance, Security Operations, and … Governance, Risk and Compliance (GRC) the team delivers comprehensive security solutions that align with our firms strategic objectives as well as client and regulatory requirements. Our integrated approach combines secure by design principles relying on Identity and Access Management, Technical Assurance, continuous monitoring and incident response through Security Operations, and proactive risk management through GRC. Working closely with … model allows us to stay ahead of evolving threats while supporting the firms digital transformation initiatives and maintaining the trust of our clients and stakeholders. ROLE PURPOSE The AI Security Senior Architect will be part of the Digital Trust team and will be responsible for architecting, maintaining and implementing the security of the Artificial Intelligence ecosystem in the More ❯

Complexio is a joint venture between Hafnia, in partnership with Marfin Management, C Transport Maritime, Trans Sea Transport and BW Epic Kosan and Símbolo We are looking for a Security & Compliance Speciallist to own and drive our security and compliance requirements. This role is hands-on and strategic, balancing day-to-day operations with long-term initiatives to … ensure our organisation remains secure, resilient, and compliant. You will work closely with engineering, product, and leadership teams to embed security into everything we do, while also representing our security and compliance posture to customers, partners, and auditors. Requirements Security Governance & Compliance Lead the company’s efforts to achieve and maintain ISO 27001 (and other frameworks as … needed, e.g., SOC 2, EU AI Act readiness). Establish, document, and evolve security and compliance policies, ensuring they meet company needs and regulatory requirements. Drive security and compliance initiatives across business functions, engaging senior stakeholders. Monitor changes in relevant compliance frameworks (e.g., CIS Benchmarks, EU AI Act, GDPR) and adapt processes accordingly. Operational Security Oversee day More ❯

Role: Information Security Officer Location: Milton Keynes Salary: £50k - £60k Work Pattern: Hybrid Summary: A new position has opened at an exciting software company for an Information Security Officer to lead the organisation's security strategy, operations, and compliance efforts. This hands-on role blends strategic security architecture with day-to-day operational management and regulatory … compliance oversight. The ideal candidate will establish and maintain security standards across the product portfolio, oversee secure system environments, and act as the primary contact for ISO 27001, PCI DSS, and GDPR compliance. Additionally, this role will support our commercial teams by contributing to tender responses and ensuring client security assurance. The Company: They are a technology company … experience and a broad global client base, they develop solutions that simplify complexity and drive smarter, more efficient ways of working. Core Responsibilities: Strategic (30%) Define and maintain robust security architecture and standards across multi-cloud SaaS platforms. Integrate security best practices into product design, development, and roadmap planning. Conduct threat modelling and risk assessments for new features More ❯

Head of Information Security - FinTech - £100K+ Our client is one of the country’s fastest growing FinTechs. Based in central London, hybrid working, they’re looking for a Head of InfoSec to join them, champion security and take the lead across DevSecOps, application security, ops and … governance. You’ll have the chance to own security for the company and drive it forwards, leading a team of exceptional engineers. You’ll be able to drive AppSec and secure development practices, overseeing SOC and lead GRC and Risk Management along with IT Ops and Platform teams. This is an incredible opportunity to head up InfoSec for a … growing, cutting-edge FinTech – Not something to miss! Requirements: Great AppSec experience and experience owning an Application Security program Strong knowledge of running Security Operations, monitoring, incident response etc Excellent GRC knowledge – GDPR, ISO etc Proven communication skills Experience of leadership around risk Track record of building a team and developing people Strong knowledge of modern IT More ❯

Head of Information Security - FinTech - £100K+ Our client is one of the country’s fastest growing FinTechs. Based in central London, hybrid working, they’re looking for a Head of InfoSec to join them, champion security and take the lead across DevSecOps, application security, ops and … governance. You’ll have the chance to own security for the company and drive it forwards, leading a team of exceptional engineers. You’ll be able to drive AppSec and secure development practices, overseeing SOC and lead GRC and Risk Management along with IT Ops and Platform teams. This is an incredible opportunity to head up InfoSec for a … growing, cutting-edge FinTech – Not something to miss! Requirements: Great AppSec experience and experience owning an Application Security program Strong knowledge of running Security Operations, monitoring, incident response etc Excellent GRC knowledge – GDPR, ISO etc Proven communication skills Experience of leadership around risk Track record of building a team and developing people Strong knowledge of modern IT More ❯

Information Security Engineer Location: Leicester [Hybrid Working] Salary: Competitive + Benefits Shape the future of security at Mattioli Woods We’re looking for a talented Information Security Engineer to join our growing team and play a pivotal role in keeping our systems, applications, and infrastructure secure — both in the cloud and on-premises. This is your chance … to influence the way security is embedded across the organisation, contribute to key projects, and work alongside a collaborative, high-performing team. If you’re passionate about solving complex security challenges, designing innovative solutions, and protecting critical systems, this is the role for you. What you’ll be doing lead the design and implementation of secure solutions and … architectures for new projects conduct threat modelling, security risk assessments, and business impact analyses develop and enforce security standards, policies, and baselines across multiple platforms guide secure cloud deployments, Azure AD configurations, identity management, and access control embed security best practices into development and project delivery processes collaborate with IT, development, and project teams to ensure a More ❯

the reputation of being a Tiger Team & a Trusted Partner of enterprise technology leaders, we help solve the most complex Digital Transformation challenges across following Intuitive Superpowers: Modernization & Migration Application & Database Modernization Platform Engineering (IaC/EaC, DevSecOps & SRE) Cloud Native Engineering, Migration to Cloud, VMware Exit FinOps Data & AI/ML Data (Cloud Native/DataBricks/Snowflake … Machine Learning, AI/GenAI Cybersecurity Infrastructure Security Application Security Data Security AI/Model Security SDx & Digital Workspace (M365, G-suite) SDDC, SD-WAN, SDN, NetSec, Wireless/Mobility Email, Collaboration, Directory Services, Shared Files Services Intuitive Services: Professional and Advisory Services Elastic Engineering Services Managed Services Talent Acquisition & Platform Resell Services About the More ❯

Application Security Lead Entertainment UK Hybrid/Remote Job description This role works closely with development teams to verify our partners applications satisfy the defined security criteria, supporting the organization on the security design and conducting reviews of applications, while improving automation click apply for full job details More ❯

INF Security Consultant - Must be CHECK Leader member or equivalent certification REMOTE - Tewkesbury office available to work from if preferred £65k-£95k Dependant on experience - H igher salary level will be expected to hold additional certifications and lots of INF experience Must be eligible for SC clearance Alongside penetration testing and red-teaming for our customers, opportunities to deliver … in the wider development of the company and service lines, to deliver staff and customer training and undertake development and research are available. Delivery of high quality penetration testing, application security testing and red-team engagements Organising own and others' schedules Assisting in proposal writing and scoping Customer management and debriefing Supporting the wider team in the delivery … of technical engagements Essential Skills Our ideal colleague will be a proven Senior Penetration Tester/INF Security Consultant with the following attributes Excellent general penetration and application security testing skills, with some commercial experience in a similar role Willingness to undergo UK government clearance process (SC minimum) Excellent report writing abilities and a high standard of More ❯

Information Security Analyst - FinTech - £70K Our client is a growing London SaaS company, working with clients across tech, trading, pharma and ecommerce around the world. Offering hybrid working, they’re looking for an experienced Information Security/Cyber Security Analyst/Engineer to join them. You’ll work directly with the CTO, CRO and IT teams to … create and deliver security strategies, an information security framework and risk mitigation plans for the company. You’ll be involved in everything from security assessments, threat modelling and penetration testing to triage of security events, ownership of policies and procedures and even working with development and engineering teams to drive application security and DevSecOps. … This is the ideal job for an Information Security professional wanting real ownership over their work, in a small, growing company where they can be a subject matter expert. Requirements: Proven experience as an Information/Cyber Security Analyst (or equivalent) Broad cyber and information security (InfoSec) experience Knowledge of concepts such as ethical hacking, network security More ❯

Security Assurance Engineer – with SC Clearance Are you a Security Assurance Engineer with a passion for safeguarding critical systems and delivering high-quality assurance reports? We’re looking for a Security Cleared professional to join a security team and play a key role in protecting digital assets and mission-critical infrastructure. As a Security Assurance … Engineer, you’ll be responsible for: Conducting security assurance activities across projects, products, and systems. Supporting risk assessments, security reviews, and compliance checks in line with organisational and government standards (e.g., NCSC, ISO 27001, JSP440). Producing clear, concise, and insightful security assurance reports for technical and non-technical stakeholders. Working closely with engineering, architecture, and risk … management teams to ensure robust security controls are embedded throughout the system lifecycle. Maintaining documentation and evidence to support accreditation and audit processes. Required Skills and Experience: You’ll bring a strong blend of technical knowledge, analytical thinking, and communication skills. You have: Active Security Clearance (e.g., SC/DV). Proven experience in Security Assurance, Information More ❯

a finance focused big data firm. Our goal is to continue creating the world's leading financial markets analytics platform. The Role We are seeking a Head of Information Security to join our team in London and lead our cybersecurity strategy and manage risk across our corporate estate. You can expect to work closely with our Engineering and Infrastructure … customer acquisition. Responsibilities will cover both the physical office and our cloud estate, with a primary focus on the cloud estate. Responsibilities Take ownership of the firm's Information Security function and maintain/improve its security posture Take the lead in responding to customer security questionnaires or audit follow ups Oversee our regular ISO27001 and SOC … Type II audits Research and choose technical tools to proactively detect and respond to weaknesses, threats and potential compromises Lead the development, implementation, and continuous improvement of information security practices across all teams Manage regular pentests by external consultants and coordinate with internal resources to remediate issues Information security risk assessment of third party service providers Offer guidance More ❯

Hybrid 3 days | Permanent Role Overview: Manage and support Azure cloud platform operations with a focus on Infrastructure as Code, network operations, and identity management whilst ensuring platform reliability, security, and performance across Azure environments. Key Characteristics: Azure Platform Operations - Extensive hands-on experience managing and supporting Azure environments including Virtual Machines, Azure Storage (Blob, Files, Disks), Azure SQL … Database, App Services, Azure Functions, and container services (ACI, AKS). Proficient in Azure Monitor, Log Analytics, Application Insights, cost management and optimisation, resource tagging strategies, and maintaining platform availability through proactive monitoring and incident response. Infrastructure as Code (Terraform) - Strong working knowledge of Terraform for provisioning and managing Azure infrastructure including writing and maintaining Terraform modules for Azure … through workflows. Experience with version control (GitHub/ADO), code reviews, and understanding of infrastructure drift detection and remediation. Configuration Management (Ansible) - Proficient in using Ansible for configuration management, application deployment, and orchestration tasks across Azure VMs. Experience writing playbooks for Azure resources, using Azure dynamic inventory, managing Azure-specific modules, and automating routine operational tasks across environments hosted More ❯

teams in France, Belgium and the Netherlands and internationally in Cape Town Hong Kong, China, India and the UAE. We are looking for A passionate and hands-on Cyber Security Engineer to join our growing team and play a key role in strengthening our security posture across both on-prem and cloud environments. You'll lead and support … a range of security initiatives, work closely with internal teams and third parties, and help ensure our tools, processes, and people are protected against evolving threats. This role is ideal for someone with a strong technical background, a proactive mindset, and a genuine interest in all things cyber. You will be required to travel into our Dartford office, this … work-life balance. Recognition Programs: Celebrate your contributions with our charity 50-50 and long service awards What you'll be doing: Leading and supporting a variety of IT security projects, ensuring secure, timely, and effective delivery Managing and maintaining cybersecurity tools to ensure strong, up-to-date defences across both on-prem and cloud environments (cloud being a More ❯