26 to 50 of 176 Application Security Jobs in the UK

We're team Granola 👋 If you haven't already, you should check out what we're building, and why you should work here. We're looking for our founding security engineer who is passionate about application security to help us protect our users and build trust as we scale. In this role, you will be responsible for … identifying and mitigating security vulnerabilities within Granola's applications, building security tools, and working closely with our development teams to integrate security throughout our software development lifecycle. You'll help establish a robust security culture as we unlock Granola for the next 100x users. In this role, you will: Conduct security assessments, code reviews, and … penetration testing to identify vulnerabilities in our applications Design and implement security tools, frameworks, and methodologies to protect against security threats Work closely with development teams to ensure secure coding practices are integrated throughout the SDLC Perform threat modeling and risk assessments to proactively identify potential risks and develop mitigation strategies Track, analyse, and manage vulnerabilities in applications More ❯

Application Security Architect UK-wide (excluding London) – Hybrid/Remote Working Up to £120,000 + Excellent Benefits Kainos are looking to bring on an experienced Application Security Architect to join their growing security consulting practice — delivering secure-by-design digital solutions across Public Sector, National Security and Healthcare clients. You’ll be joining … a highly respected consultancy that’s trusted by central government, NHS and critical national infrastructure organisations — helping them design and deliver complex cloud and application environments with security built in from the ground up. 🔧 What you’ll be doing Acting as the security SME across major digital transformation programmes Designing and reviewing application and cloud security … development practices, threat modelling and code review activities Advising client engineering teams on secure-by-design principles and risk mitigation Supporting bids, pre-sales and client engagements from a security architecture perspective 💡 Experience required Strong background in consulting environments (e.g. Kainos, TPXimpact, DXC, Accenture, Methods, Capgemini, etc.) Proven track record as an Application or Cloud Security Architect More ❯

Job Title: Information Security Architect - Solutions & Enterprise Security Architecture Location: Manchester Hybrid Working: 50% Remote/50% Office Leading Financial Services/FinTech are seeking a highly technical and broad Information Security Architect to join their security architecture team. This is a key position responsible for ensuring that the design, delivery, and operation of systems and … services meet the highest security architecture and compliance standards. Information Security Architect will provide architectural leadership across multiple security domains — combining deep hands-on technical security expertise with strategic enterprise security architecture thinking. You will play a critical role in embedding security throughout the technology landscape, from solution-level security reviews to security solutions and enterprise-wide security architecture standards. This role requires a balance of security solution architecture, technical review and assurance, and enterprise security architecture skills. You will define and validate security controls, assess new technologies, perform security design reviews, and ensure security-by-design principles are consistently applied across hybrid, on-premise, and More ❯

Mobile Application Security Engineer Rate: £650 per day Inside IR35 Duration: 6 months Location: Bristol/Hybrid (onsite once a month) We have an exciting opportunity for a Mobile Application Security Engineer to join a leading organisation on a contract basis. You'll play a key role in strengthening the security of large-scale mobile … applications, working across both iOS and Android platforms. Partnering with engineering and cyber security teams, you'll embed and enhance mobile security throughout the development lifecycle shaping tooling strategy, driving automation and promoting a 'Secure by Design' culture. Key Responsibilities Design and implement automated mobile security testing and vulnerability scanning within the mobile SDLC. Define and deliver … the mobile app security tooling and technology strategy. Run proof of concepts for new tools and integrate them into CI/CD pipelines. Roll out, optimise and measure the effectiveness of mobile security tooling. Triage vulnerabilities, identify false positives and provide remediation and risk guidance. Build strong partnerships with engineering and security stakeholders. Implement and maintain a More ❯

Software & Application Security Lead Permanent | Hybrid (UK - a few visits per month) | Up to £84,000 We're partnered with a modern, forward-thinking professional services firm that's putting security at the heart of everything they build. As part of their growing technology function, they're looking for a Software & Application Security Lead to … take the lead in shaping how security is embedded into every stage of their digital product journey. This is a role with real influence - you'll help define the software security strategy, guide engineers on best practice, and ensure the products they deliver are secure by design. You'll work closely with developers, architects, and business stakeholders to … create an environment where secure coding and proactive risk management come naturally. What you'll be doing You'll play a leading role in driving a security-first culture across agile product teams, defining and delivering a clear application security strategy that aligns with business goals. Working hand-in-hand with developers, you'll weave security More ❯

Application Security Architect Are you a security expert looking for a role where you can shape the future of secure software delivery across cutting-edge digital platforms? Our client, a leading technology consultancy, is seeking an Application Security Architect to take ownership of defining and embedding security best practices across a diverse range of … client projects. You’ll play a key role in ensuring security is built in from the ground up, not bolted on, working closely with engineering, cloud, and DevSecOps teams to design robust, scalable, and compliant solutions. This is an opportunity to work on varied, high-impact projects across sectors such as financial services, government, and technology, helping major organisations … strengthen their security posture while driving innovation. In this role, you’ll: Lead the design and implementation of secure application architectures across cloud and on-prem environments Define and enforce security standards, patterns, and guardrails throughout the SDLC Collaborate with engineering teams to integrate security into CI/CD pipelines and cloud-native workloads Conduct threat More ❯

Job Title: Information Security Architect Location: London Hybrid Working: 50% Remote/50% Office Leading Financial Services/FinTech are seeking a highly technical and broad Information Security Architect to join their security architecture team. This is a key position responsible for ensuring that the design, delivery, and operation of systems and services meet the highest security architecture and compliance standards. Information Security Architect will provide architectural leadership across multiple security domains — combining deep hands-on technical security expertise with strategic enterprise security architecture thinking. You will play a critical role in embedding security throughout the technology landscape, from solution-level security reviews to security solutions and enterprise-wide … security architecture standards. This role requires a balance of security solution architecture, technical review and assurance, and enterprise security architecture skills. You will define and validate security controls, assess new technologies, perform security design reviews, and ensure security-by-design principles are consistently applied across hybrid, on-premise, and cloud environments. Key Responsibilities Serve More ❯

Job Title: Information Security Architect Location: London Hybrid Working: 50% Remote/50% Office Leading Financial Services/FinTech are seeking a highly technical and broad Information Security Architect to join their security architecture team. This is a key position responsible for ensuring that the design, delivery, and operation of systems and services meet the highest security architecture and compliance standards. Information Security Architect will provide architectural leadership across multiple security domains — combining deep hands-on technical security expertise with strategic enterprise security architecture thinking. You will play a critical role in embedding security throughout the technology landscape, from solution-level security reviews to security solutions and enterprise-wide … security architecture standards. This role requires a balance of security solution architecture, technical review and assurance, and enterprise security architecture skills. You will define and validate security controls, assess new technologies, perform security design reviews, and ensure security-by-design principles are consistently applied across hybrid, on-premise, and cloud environments. Key Responsibilities Serve More ❯

Information Security Engineer – Nationwide Software Company – Worthing, West Sussex (Office based) – 50K to 55K plus excellent benefits Stratospherec is recruiting for an Information Security Engineer to be based in the West Sussex office of our client who is a leading software company. In this role you will use your Information Security Engineer/Analyst expertise both supporting … and enhancing this nationwide company’s cybersecurity posture through the securing of enterprise applications, data and infrastructure and by identifying, assessing, and mitigating security risks. This is a hands-on, predominantly office-based role requiring experience in application and data security, vulnerability assessments, security administration, threat monitoring and response. You will work alongside a multidisciplinary team … of infrastructure, support staff and developers, cross-functionally supporting colleagues from across the business and the wider IT team to ensure security requirements are met and outstanding service delivered. KEY ACTIVITIES • Key activities in relation to application security will include performing security reviews of application architecture, source code, and third-party integrations. • Collaborating with development More ❯

Job Title: Mobile Security Engineer (Contract) Location: Bristol (Hybrid – 2 days onsite per week) Contract Length: 6 months Day Rate: £450/day (Inside IR35) Overview We are looking for an experienced Mobile Security Engineer to join a large-scale financial services programme. You’ll play a key role in strengthening mobile application security, reviewing security posture, implementing best practices, and contributing to the development of secure mobile tooling. Key Responsibilities Perform regular reviews and assessments of mobile application security posture. Conduct hands-on mobile platform security testing, threat modelling, and implementing mitigation strategies. Develop and maintain mobile-focused penetration testing tools, scripts, policies, and procedures. Ensure alignment with mobile app security standards across Android and iOS environments. Essential Skills & Experience Proven experience in mobile security engineering. Strong knowledge of mobile platform security, threat modelling, and mitigation frameworks. Hands-on experience conducting mobile application security assessments. In-depth understanding of Android/iOS mobile security standards. Ability to develop or customise security tools for mobile More ❯

We are the Intelligent Internet Platform. We connect People, Places and Things anywhere, managing Internet Performance better than anyone else, while providing One Global Experience, giving Visibility, Control and Security through expereoOne. Expereo believes in the power of Internet connectivity. As the world's largest provider of managed internet, SD-WAN/SASE, and Cloud connectivity solutions, we power … individuals who make Expereo a dynamic, effective, multicultural, and equitable environment. About the role Reports to: Chief Digital Officer (with quarterly Audit/Risk committee updates) The Enterprise & Network Security Director (ENS) is responsible for developing and implementing a holistic security strategy of the Expereo Enterprise Organization and the Network Products and Services delivered to its customers. This … includes corporate IT, cloud application devops, compliance frameworks, and the global network installed base that underpins our services. The ENS Director leads teams across Enterprise IT security, Cloud Security, Network/ISP Security, Compliance, and Security Operations - ensuring resilience, trust, and regulatory alignment across the organization and customer offerings. This role also involves managing a More ❯

Permanent Based in Milton Keynes £50,000 pa - £60,000 pa Information Security Officer Hybrid Our client are a leading provider of software solutions for student accommodation, event management, catering, and residential services, they help institutions streamline operations, elevate customer experiences, and unlock their full potential.With over 25 years of experience and trusted by more than 350 institutions worldwide … your impact is real. If you're ready to help shape the future of operational technology in education and events, we'd love to meet you. An experienced Information Security Officer to lead security strategy, operations, and compliance. This is a hands-on role combining strategic security architecture with operational security management and regulatory compliance oversight. … The successful candidate will define security standards across our product portfolio, manage security environments, and serve as our central point for ISO27001, PCI/DSS, and GDPR compliance while supporting commercial teams with tender responses and client security assurance. Core Responsibilities: Strategic (30%) Define technical security architecture and standards across multi-cloud SaaS platforms Embed security More ❯

Permanent Based in Milton Keynes £50,000 pa - £60,000 pa Information Security Officer Hybrid Our client are a leading provider of software solutions for student accommodation, event management, catering, and residential services, they help institutions streamline operations, elevate customer experiences, and unlock their full potential. With over 25 years of experience and trusted by more than 350 institutions … your impact is real. If you're ready to help shape the future of operational technology in education and events, we'd love to meet you. An experienced Information Security Officer to lead security strategy, operations, and compliance. This is a hands-on role combining strategic security architecture with operational security management and regulatory compliance oversight. … The successful candidate will define security standards across our product portfolio, manage security environments, and serve as our central point for ISO27001, PCI/DSS, and GDPR compliance while supporting commercial teams with tender responses and client security assurance. Core Responsibilities: Strategic (30%) Define technical security architecture and standards across multi-cloud SaaS platforms Embed security More ❯

About the Role A leading UK digital transformation consultancy consistently recognised as a Times Top 100 Company to Work For is seeking a Cybersecurity Architect to join its growing security practice. This is a fully remote role (UK-based), working on high-impact programmes across public and private sector clients. Youll play a key role in designing secure cloud … and application architectures, advising on best practices, and embedding security into digital platforms from discovery through to delivery. Key Responsibilities Design secure cloud architectures across AWS/Azure/GCP for enterprise-scale transformation projects Define and implement application security standards including threat modelling, secure SDLC, API security and DevSecOps practices Conduct security risk … assessments, architecture reviews and produce high-level and low-level security designs Advise engineering and product teams on identity, encryption, zero trust, network security and data protection approaches Work alongside client CISOs, architects and delivery teams, providing strategic security guidance Support bid work, proposals and shaping of security solutions for new client engagements Stay current with More ❯

Project Description: We are looking for a Cyber Security Team Leader who brings broad, hands-on security expertise and strong leadership capability to our Cyber Security function. The successful candidate will act as a senior analyst within the team while also providing direction, coordination, and mentorship to colleagues. You must have experience across the core Cyber Security domains, including TVM, SIEM, EDR, Incident Response, DLP, EASM, Cloud Security, Application Security, WAF, and User Access Management, along with a strong understanding of industry frameworks such as NIST and CIS . This role is primarily remote; however, regular attendance at our Farnborough office is required (typically once per week, usually Thursdays) for in-person collaboration. … Responsibilities: Lead the development and implementation of Application Code Security and User Access Management capabilities within the team. Establish these services by adopting or adapting DXC security models where feasible, or by designing and deploying new approaches within Luxoft. Support and contribute to the wider Cyber Security services delivered by the team, including TVM, SIEM, EDR More ❯

Project Description: We are looking for a Cyber Security Team Leader who brings broad, hands-on security expertise and strong leadership capability to our Cyber Security function. The successful candidate will act as a senior analyst within the team while also providing direction, coordination, and mentorship to colleagues. You must have experience across the core Cyber Security domains, including TVM, SIEM, EDR, Incident Response, DLP, EASM, Cloud Security, Application Security, WAF, and User Access Management, along with a strong understanding of industry frameworks such as NIST and CIS . This role is primarily remote; however, regular attendance at our Farnborough office is required (typically once per week, usually Thursdays) for in-person collaboration. … Responsibilities: Lead the development and implementation of Application Code Security and User Access Management capabilities within the team. Establish these services by adopting or adapting DXC security models where feasible, or by designing and deploying new approaches within Luxoft. Support and contribute to the wider Cyber Security services delivered by the team, including TVM, SIEM, EDR More ❯

Senior Security Engineer/Security Architect UK-wide (Remote/Hybrid Options) Salary: £90,000 – £120,000 + Excellent Benefits Join one of the UK’s top digital transformation consultancies, recognised for several consecutive years as a Times Top 100 Company and awarded Digital Transformation Project of the Year. Known for its culture of innovation and trust, this … organisation delivers complex, high-impact programmes across government and regulated sectors, helping modernise public services securely and at scale. About the Role As a Security Architect, you’ll play a central role in shaping secure, cloud-first solutions across enterprise transformation programmes. Working closely with engineering, product, and delivery teams, you’ll ensure security is embedded by design … enabling public sector organisations to deliver digital services safely, reliably, and compliantly. Key Responsibilities Define, design, and assure security architecture across major digital transformation programmes. Develop security patterns, policies, and technical controls aligned with NCSC, ISO 27001, and government standards. Provide expert input across cloud security (AWS, Azure, or GCP), application security, and data protection. More ❯

This leading investment management firm has an excellent reputation in the market and is currently investing in its Security function. The organisation is seeking an Application Security Engineer to join a growing team of three. This role will see you driving an 'automation first' and shift left approach. You will work to embed security across the … management of SAST/DAST/SCA/code scanning tooling (Snyk and Gitlab). You will also work with the development team to offer guidance and to provide security training, and will look to continuously develop and improve the already well-established security champions programme. The ideal candidate will be an application security engineer with … scripting/coding skills or a software engineer who is currently a security champion and is keen to move into a dedicated security role. The role can be based remotely from anywhere in the UK. You must have the permanent right to work in the UK (sponsorship is not available at this time). More ❯

Junior Security Architect Location: Bristol (Hybrid) | Type: Permanent | Salary: up to £49,500 Were recruiting on behalf of a leading global professional services organisation seeking a Junior Security Architect to join their UK CISO function. This role offers the chance to work on major global security initiatives across cloud, AI and emerging technologies. This role will suit … someone who is looking to make their first step in to Architecture. We're looking for candidates with 23 years experience in InfoSec or related fields (e.g., Security Engineering, Security Operations, Application Security) The Role Provide security architecture guidance for internal technology projects. Review solution designs and perform threat modelling to identify risks. Recommend security controls and contribute to security-by-design reference architectures. Support the development of security governance and best practices. Collaborate with stakeholders across the UK and global teams. Assist Senior Architects on impactful security programmes. What Youll Bring 23 years experience in InfoSec or related fields. Knowledge of core security domains: IAM, network security, encryption More ❯

Junior Security Architect Location: Manchester (Hybrid) | Type: Permanent | Salary: up to £49,500 We’re recruiting on behalf of a leading global professional services organisation seeking a Junior Security Architect to join their UK CISO function. This role offers the chance to work on major global security initiatives across cloud, AI and emerging technologies. This role will … suit someone who is looking to make their first step in to Architecture. We're looking for candidates with 2–3 years’ experience in InfoSec or related fields (e.g., Security Engineering, Security Operations, Application Security) The Role Provide security architecture guidance for internal technology projects. Review solution designs and perform threat modelling to identify risks. … Recommend security controls and contribute to security-by-design reference architectures. Support the development of security governance and best practices. Collaborate with stakeholders across the UK and global teams. Assist Senior Architects on impactful security programmes. What You’ll Bring 2–3 years’ experience in InfoSec or related fields. Knowledge of core security domains: IAM More ❯

Mobile Application Security Engineer Rate: £650 per day Inside IR35 Duration: 6 months Location: Bristol/Hybrid (onsite once a month) We have an exciting opportunity for a Mobile Application Security Engineer to join a leading organisation on a contract basis. You'll play a key role in strengthening the security of large-scale mobile More ❯

Mobile Application Security Engineer Rate: £650 per day Inside IR35 Duration: 6 months Location: Bristol/Hybrid (onsite once a month) We have an exciting opportunity for a Mobile Application Security Engineer to join a leading organisation on a contract basis click apply for full job details More ❯

Hi All, I’m helping a growing FS business find a talented Application Security Engineer to join their cyber function! This is your opportunity to lead on application security and help to ingrain secure by design principles into a FTSE 250 environment! To be successful in this role you will have experience with: Security Engineering … SAST/DAST OWASP Principles Security Testing Salary is up to £70,000 base + bonus REMOTE working If you are interested in finding out more please send your CV to ben.taylor@lafosse.com and APPLY NOW More ❯

Job Title: Security Analyst/Security Consultant Location: Remote (actually remote. No “mandatory culture days”) Salary: £55,000 + 10% Bonus and Benefits Let’s skip the corporate fluff. This is a Security Analyst/Consultant role for someone who gets it. Someone who knows that “secure by design” isn't just something you write in a … sure security is considered before, during and after development - not after someone clicks deploy. Leading the charge on application security - from secure coding principles to automated AppSec testing in CI/CD pipelines. Running (or helping run) threat modelling sessions and ensuring they're more than just drawing spiders on whiteboards. Working with devs and testers to … embed security controls early in the lifecycle. Bringing DevSecOps principles into play - not just sprinkling tools into pipelines and calling it a day. Providing end-to-end security assurance of cloud-based products - containers, APIs, apps, infrastructure. Translating technical risk into business language that makes sense to non-technical decision-makers. Partnering with security testers to ensure More ❯

Role Title: Director Security Location: Leeds (Hybrid - 4 days on-site per week) Day Rate: £552.50 Inside IR35 Duration: 6 months The Role We are seeking an exceptionally seasoned Director of Security with over 15 years of progressive experience to lead the design, implementation, and governance of security across multiple platforms. This role requires deep expertise in … complex security challenges, a proven record of strategic influence, and the ability to translate business requirements into secure, scalable, and compliant technical solutions. Key Responsibilities Security Leadership & Strategy Define and implement the company's security strategy across AI, blockchain, and cloud environments. Establish policies, standards, and governance frameworks aligned with industry best practices (ISO 27001, NIST, SOC2 … . Lead incident response, risk assessment, and threat modelling programmes. Build and mentor a world-class security team. AI Data Security Protect proprietary AI models, training data, and pipelines from data poisoning, model theft, or adversarial attacks. Secure ML infrastructure across data collection, preprocessing, model training, and deployment. Implement privacy-preserving techniques such as encryption, anonymisation, and federated More ❯