51 to 75 of 263 Application Security Jobs in London

trenches, writing code, architecting systems, and co-building alongside the world's most innovative organizations.As businesses race to adopt transformative GenAI capabilities, security isn't just a checkbox — it's the foundation that makes innovation possible. In this role, you won't just advise on that foundation … build it, hands-on, alongside the engineers and partners who are making GenAI real for customers.We're seeking a Senior GenAI Security Consultant to embed directly with our Forward Deployed Engineering (FDE) teams, serving as the hands-on security builder who ensures every line of code, every architecture ...

support and execute vulnerability management activities across the full lifecycle — from identification through remediation — helping prioritize risks based on business and operational impact across application, cloud, and broader technology environments.Working closely with Cybersecurity, IT, application, cloud, engineering, and business stakeholders, you will help strengthen the organization's security … full lifecycle, including discovery, assessment, prioritization, tracking, and remediation validation.Analyze vulnerability and threat data to identify high-risk exposures, trends, and remediation priorities across application and cloud environments. Coordinate with application teams, cloud engineering, DevOps, infrastructure, cybersecurity, and business stakeholders to assess impact, drive remediation, and support timely ...

Mobile Security Engineer Location: Bristol/London Working Model: Hybrid - 2 days per week onsite Contract: 6 months, with possible extension Rate: £300/day (Inside IR35) Role Overview We are looking for experienced Mobile Security Engineers to strengthen the security posture of mobile applications across Android … platforms. The successful candidate will have strong hands-on experience in mobile application security, threat modelling, penetration testing, security assessments, and vulnerability mitigation . Key Responsibilities Conduct regular security reviews and assessments of mobile applications. Perform mobile application penetration testing across Android and iOS platforms. ...

over 4,000 strategists, innovators, designers, consultants, digital experts, scientists, engineers, and technologists. And we have deep expertise in consumer and manufacturing, defence and security, energy and utilities, financial services, government and public services, health and life sciences, and transport. Our teams operate globally from offices across … growth – you’ll have budget to take courses (technical and non-technical training), plus gain certifications Role OverviewWe are looking for an AI Security Consultant to help organisations secure the next generation of technology environments, including AI-enabled applications, LLM integrations and agentic systems.This is a cyber security ...

Security Assurance Services (SAS) is hiring a Senior Security & Compliance Engineer to lead the design, deployment, and implementation of complex AWS security and compliance solutions that accomplish customer-defined business and security outcomes, solving for new levels of scale, complexity, and performance. You will build custom … security controls, AI-enabled automation and tooling that translate security and compliance frameworks into secure-by-design implementations on AWS. You will innovate on behalf of AWS’s most highly regulated customers, design and build controls, write code, lead reviews, automate remediations, and own security risk identification ...

Looking ForWe are looking for a Vice President of Cyber Security reporting to the Regional CISO, UK & Ireland. You will act as a senior cyber advisor across the bank, working with business, technology, risk, compliance, and Global Cybersecurity teams to identify practical security improvements and drive change that … strengthens cyber resilience.The successful candidate will bring strong technical credibility utilising a breadth of knowledge from offensive security, cyber risk, and security solution architecture experience. You will be comfortable reviewing complex technology and control issues, challenging proposed approaches constructively, and translating technical risk into clear, actionable decisions ...

make a small, highly capable team punch well above its weight. We're looking for an Engineering Manager to lead and grow the AppSec team. This is not a coordination role. You'll be leading a team of exceptionally senior and staff-level engineers who are deeply self-directed … craft — able to engage at depth on threat modelling, agentic security tooling, SDLC design, and application risk. You'll also own AppSec strategy and be accountable for how the function scales alongside a product organisation that is growing fast and leaning heavily into AI-assisted development. Important note ...

Software Security Engineer Salary: Up to £150,000 + Benefits Location: London (Hybrid – 3 days per week in the office) We are currently looking for a Staff Software Security Engineer to join a fast-growing, innovative technology business operating at the forefront of AI and data‐driven products. … This is an exciting opportunity to join a highly collaborative, engineering‐led environment where security is viewed as a key enabler of innovation. Reporting to the Head of Engineering, the Staff Security Engineer will play a pivotal role in shaping the organisation’s security posture, working closely ...

consultative approach, you’re comfortable engaging with clients, understanding their needs, and translating them into effective outcomes.The Role: We are seeking experienced Security Architects to support our public sector and enterprise clients in delivering secure digital services and technology transformation initiatives.The role involves engaging with multiple stakeholders to understand … business objectives, identify security risks, and design security architectures that enable the safe delivery of business outcomes. You will work closely with solution architects, engineering teams, delivery managers, and client leadership to ensure that security is embedded by design and aligned with organisational risk appetites.As a Security ...

Lead Software Security Engineer Salary: Up to £150,000 + Benefits Location: London (Hybrid – 3 days per week in the office) We are currently looking for a Lead Software Security Engineer to join a fast-growing, innovative technology business operating at the forefront of AI and data-driven … products. This is an exciting opportunity to join a highly collaborative, engineering-led environment where security is viewed as a key enabler of innovation. Reporting to the Head of Engineering, the Lead Security Engineer will play a pivotal role in shaping the organisation’s security posture, working ...

offices, Cognism’s contact data and contextual signals are trusted by thousands of revenue teams to eliminate the guesswork from prospecting.The RoleAt Cognism, the security of our data, our systems and our clients’ systems is a business priority. Information security is embedded in the way we work … reviews.Able to communicate risk in business terms to exec and board audiences, and technical terms to engineers, without losing precision in either direction.Technical foundationStrong AppSec expertise (OWASP, API security, SAST/DAST, SDLC) with practical threat modelling experience – enough to challenge and coach our most senior application security ...

growing, values-driven team of specialists who work with government clients across Cyber, Telecommunications and Data. We are seeking a talented and motivated Cyber Security Technical Security Consultant to join our team and contribute to our mission of protecting the UK through data-driven insights and solutions. … teams. You will be expected to help design, document, and build secure networks or systems: solving some of the UK’s most exciting cyber security challenges. What’s in it for you? You will be joining the company at Daintta "Consultant" grade. In addition to being rewarded fairly ...

businesses, we’d love to hear from youYour missionWe're a regulated payments fintech operating across multiple European markets, scaling into banking-licence territory. Security Engineering is being rebuilt around a joint operating model with our platform and infrastructure teams. We're hiring a Senior Security Engineer … at scale. SAST/DAST/SCA toolchain design and rollout. Threat modelling as a routine practice, not an event. Familiarity with modern AppSec tooling (Snyk, Wiz, Veracode, Checkmarx, Semgrep, GitHub Advanced Security or equivalents).Cloud security depth on AWS. IAM design, workload identity, network isolation ...

intersection of Cybersecurity, customer trust, and go-to-market. This is not a back-office compliance role. You will be the security voice our customers hear translating complex cloud architecture and security posture into clear, confident assurances that accelerate deals and deepen customer relationships.Reporting to the Manager … Cybersecurity, you will own the end-to-end experience of how Freshworks communicates its security story to the market. That means building scalable systems, creating repeatable playbooks, and driving automation so the team spends less time on manual work and more time on high-impact customer engagements.Qualifications4–10 years ...

mission to build a tech-forward, secure environment that empowers developers rather than putting roadblocks in their way. As an Application Security Engineer, you’ll act as a core technical guide across our software development lifecycle—helping us embed security directly into our code and architecture while … exploring next-generation defensive strategies like AI/LLM threat modeling.Unlike security roles where you’re isolated or acting as a gatekeeper, here you’ll be a genuine security champion. You’ll partner closely with engineering teams to demystify complex threats, modernise our DevSecOps practices, and mentor developers ...

doing: Were on a mission to build a tech-forward, secure environment that empowers developers rather than putting roadblocks in their way. As an Application Security Engineer, youll act as a core technical guide across our software development lifecyclehelping us embed security directly into our code … architecture while exploring next-generation defensive strategies like AI/LLM threat modeling. Unlike security roles where youre isolated or acting as a gatekeeper, here youll be a genuine security champion. Youll partner closely with engineering teams to demystify complex threats, modernise our DevSecOps practices, and mentor developers ...

doing: Were on a mission to build a tech-forward, secure environment that empowers developers rather than putting roadblocks in their way. As an Application Security Engineer, youll act as a core technical guide across our software development lifecyclehelping us embed security directly into our code … architecture while exploring next-generation defensive strategies like AI/LLM threat modeling. Unlike security roles where youre isolated or acting as a gatekeeper, here youll be a genuine security champion. Youll partner closely with engineering teams to demystify complex threats, modernise our DevSecOps practices, and mentor developers ...

London, GBR • Cybersecurity DescriptionJob Title: Application Security Engineer - Enterprise (AI & Enterprise Security)Working Time: Full timeLocation: UK, London - HybridAbout CloudBeesCloudBees helps organizations build, run, and govern software factories, giving enterprises the confidence to ship software better, faster, and safer.Writing code is no longer the bottleneck. Governing what … Venture Partners.Visit us at .About the RoleWe're looking for a motivated engineer to help secure the most critical AI initiatives across the business.Most application security engineers spend their careers on the product side. This role puts you on the other side: AI-era security ...

intersection of Cybersecurity, customer trust, and go-to-market. This is not a back-office compliance role. You will be the security voice our customers hear translating complex cloud architecture and security posture into clear, confident assurances that accelerate deals and deepen customer relationships. Reporting to the Manager … Cybersecurity, you will own the end-to-end experience of how Freshworks communicates its security story to the market. That means building scalable systems, creating repeatable playbooks, and driving automation so the team spends less time on manual work and more time on high-impact customer engagements. Qualifications ...

780We support flexible working – click here for more information on flexible working optionsFlexible Working OptionsHybrid Working, Job ShareJob Description Summary.Job DescriptionJOB TITLE: Senior Mobile Security Technical SpecialistSALARY: 72,702 - 80,780 (Bristol) 84,051 - 93,390 (London)LOCATION: Bristol/LondonHOURS: Full-time (35 Hours)WORKING PATTERN: Our work … with our Flexibility Works policy.What you’ll be doing...Join Lloyds Banking Group’s Digital Platform team and play a pivotal role in shaping the security of mobile applications used by millions of customers across Lloyds Bank, Halifax, Bank of Scotland and Scottish Widows. You’ll help design, build ...

consultative approach, you're comfortable engaging with clients, understanding their needs, and translating them into effective outcomes. The Role: We are seeking experienced Security Architects to support our public sector and enterprise clients in delivering secure digital services and technology transformation initiatives. The role involves engaging with multiple stakeholders … understand business objectives, identify security risks, and design security architectures that enable the safe delivery of business outcomes. You will work closely with solution architects, engineering teams, delivery managers, and client leadership to ensure that security is embedded by design and aligned with organisational risk appetites. ...

consultative approach, you're comfortable engaging with clients, understanding their needs, and translating them into effective outcomes. The Role: We are seeking experienced Security Architects to support our public sector and enterprise clients in delivering secure digital services and technology transformation initiatives. The role involves engaging with multiple stakeholders … understand business objectives, identify security risks, and design security architectures that enable the safe delivery of business outcomes. You will work closely with solution architects, engineering teams, delivery managers, and client leadership to ensure that security is embedded by design and aligned with organisational risk appetites. ...

serves over 2,500 wealth management firms that support more than 65,000 financial advisors who oversee approximately $8.5 trillion in end-client assets.Application security sits at the center of how CAIS earns and keeps the trust of the advisors and asset managers who rely on our platform. … lead for application security, you will own how we protect the applications and services we build and embedding security into the heart of how we design, write, and ship software.You will define and drive our approach to secure development: setting threat modeling strategy, owning security architecture ...

driven product features that introduce entirely new attack surfaces, and an engineering team shipping fast with AI-assisted development. We're looking for a Security Engineering Lead to build and lead the company's Product Security function, spanning application security and security operations. … Engineering Leadership to make the company secure by design, lead the response when things go wrong, and recruit a world-class team of Security Engineers and SecOps practitioners. This is a rare opportunity to define how security works at a company operating at the frontier of AI. What ...

adoption, and regulatory exposure. To support secure delivery across multiple product lines, there is a critical need for a senior DevSecOps role that embeds security directly into engineering platforms, CI/CD pipelines, and developer workflows. This role addresses the growing complexity of cloud-native applications, containerized workloads … automated delivery pipelines by providing hands-on technical leadership focused on secure-by-default developer experiences and scalable internal security tooling. Responsibilities and Impact: Embed automated security controls into CI/CD pipelines across build, test, and release stages, designing risk-based security gates and integrating comprehensive ...