1 to 25 of 33 Application Security Jobs in the South East

heart of our digital transformation. As we continue to grow and innovate, securing our applications and protecting customer data is a top priority. We are looking for a Senior Application Security Engineer to lead our efforts in strengthening application security, mitigating risks, and ensuring best-in-class security practices. If you are passionate about cybersecurity … and eager to make a real impact, we want you on our team! Key Responsibilities: Security Strategy: Help define and execute the Holland & Barrett application security strategy. Collaborate with both tech and non-tech teams to integrate security principles into the early stages of product design and development. Secure SLDC: Establish a secure Software Development Lifecycle … software integrity, authenticity, and third-party library management. Risk Assessments: Conduct risk assessments, threat modeling, and architecture reviews alongside development teams, producing artifacts to drive the implementation of effective security controls. Standards Development: Own the creation and maintenance of tailored security standards and guidelines, developing reusable resources for various development teams. Team Support: Provide guidance and support to More ❯

Your new company - Financial Services Your new role - Permanent - ON SITE 5 Days per week. - UK OnlyWe are looking for a highly skilled Information technology Security Engineer to join the IT team. As the first line of defence in the IT department, the principal purpose of this job mainly focusses on information security, cybersecurity and data security, including a wide scope, such as physical security of computer rooms, operating system level security of Windows and Linux, network security of firewall and other security devices, application security both development and testing phrase, terminal security, backup security, third party and supply chain security of IT service provider.Liaison with the … Head Office, Security Operation Centre of Data Centre for implementing security policies, projects and security controls. Work with Internal Audit and other departments to execute penetration tests, cybersecurity risk self-assessment, ensure best practice and international baseline standards are in place and in line with local regulations.The ideal candidate will be responsible for managing information security More ❯

everybody for who they are and what they bring to the table, supporting one another as we continue to deliver for our customers. LI-KS1 The role of Cyber Security Consultant sits within the Cyber Security team in Three UK, which is responsible for providing subject matter expertise and guidance to business units across Three's Network and … policy and standards. In this role you will have a broad and challenging remit, you will therefore need to be flexible and agile in your approach, switching between different security disciplines within the team as necessary. You will be engaging in the delivery of multiple business initiatives by introducing baseline and enhanced security requirements and supporting their implementation … through guidance and advice. You will also be recommending security solutions and then providing design input and technical approvals, assurances, and governance of deliveries that the project carries out with our colleagues and partners. Within the Security team itself you will be expected to collaborate with the wider team and security colleagues providing technical support and guidance More ❯

Security Engineer Level: Mid-Level Location: One of our London, Basingstoke or Bristol offices, minimum of 2 days per week Team: Security/Engineering Salary: £48,120 - £64,150 About the Role: Welcome to Hawk-Eye Innovations; I'm Jon, the Senior Security Engineer at Hawk-Eye and the hiring manager for this position. We are looking … for a Security Engineer with a strong foundation in application and cloud security to help protect our organisation's digital assets and support the secure development of our products and infrastructure. You will work cross-functionally with engineering, product, and operations teams to embed security best practices across the software development lifecycle. This is an exciting … opportunity to make a meaningful impact on the security posture of a fast-moving technology environment while growing your expertise in modern cloud and application security. Key Responsibilities: Conduct security reviews and audits of applications and cloud infrastructure Implement security controls and testing into CI/CD pipelines Identify and remediate vulnerabilities in applications and cloud More ❯

We are seeking a Senior Security Engineer to join our London-based Cyber Security team. This is a fantastic opportunity to step into a highly visible role within a global organisation undergoing a large-scale digital transformation , where you’ll help shape and strengthen security capabilities across Europe. This role will suit someone with strong technical expertise … in security engineering, architecture, and tooling , combined with the ability to influence stakeholders in a regulated, high-demand environment. Key Responsibilities As a Senior Security Engineer , you will: Lead the implementation and integration of cyber security infrastructure, tooling, and controls across cloud and on-premise environments. Act as a subject matter expert in application security, cloud security, cryptography, and infrastructure hardening. Partner with IT, digital, and business change teams to ensure secure-by-design principles are embedded across all projects. Perform and oversee penetration testing and vulnerability management , driving remediation and risk reduction. Support incident response, disaster recovery, and business continuity planning. Develop and maintain security documentation, standards, and playbooks . Contribute More ❯

We are seeking a Senior Security Engineer to join our London-based Cyber Security team. This is a fantastic opportunity to step into a highly visible role within a global organisation undergoing a large-scale digital transformation , where you’ll help shape and strengthen security capabilities across Europe. This role will suit someone with strong technical expertise … in security engineering, architecture, and tooling , combined with the ability to influence stakeholders in a regulated, high-demand environment. Key Responsibilities As a Senior Security Engineer , you will: Lead the implementation and integration of cyber security infrastructure, tooling, and controls across cloud and on-premise environments. Act as a subject matter expert in application security, cloud security, cryptography, and infrastructure hardening. Partner with IT, digital, and business change teams to ensure secure-by-design principles are embedded across all projects. Perform and oversee penetration testing and vulnerability management , driving remediation and risk reduction. Support incident response, disaster recovery, and business continuity planning. Develop and maintain security documentation, standards, and playbooks . Contribute More ❯

We are seeking a Senior Security Engineer to join our London-based Cyber Security team. This is a fantastic opportunity to step into a highly visible role within a global organisation undergoing a large-scale digital transformation , where you’ll help shape and strengthen security capabilities across Europe. This role will suit someone with strong technical expertise … in security engineering, architecture, and tooling , combined with the ability to influence stakeholders in a regulated, high-demand environment. Key Responsibilities As a Senior Security Engineer , you will: Lead the implementation and integration of cyber security infrastructure, tooling, and controls across cloud and on-premise environments. Act as a subject matter expert in application security, cloud security, cryptography, and infrastructure hardening. Partner with IT, digital, and business change teams to ensure secure-by-design principles are embedded across all projects. Perform and oversee penetration testing and vulnerability management , driving remediation and risk reduction. Support incident response, disaster recovery, and business continuity planning. Develop and maintain security documentation, standards, and playbooks . Contribute More ❯

Your role at Dynatrace We're looking for a Lead Information Security Analyst with deep expertise in Salesforce (SFDC) security to help safeguard our enterprise systems and support secure digital transformation. Dynatrace exists to make the world's software work perfectly. Our unified software intelligence platform combines broad and deep observability and continuous runtime application security … values, ideas, and expertise. These qualities are what make our global team stronger and more seasoned. We're fueled by the diversity of our talented employees. • Represent the Corporate Security team in the selection and implementation of large ERP type packages. Most specifically SFDC but others as well. • Train and coordinate with systems application owners, data custodians, technical … leads, and business impact analysts on security standards, guidelines, and vendor risk management of the systems within the organization and sub organizations. • Build relationships with Dynatrace Business Systems application teams. • Create, conduct, and report on security audits and assessments for all systems applications (custom, SaaS and 3rd Party applications). • Provide guidance and support over the teams More ❯

Role: Senior Cyber Security Engineer (Cyber SME) Salary: Up to £70,000 Location: Reading/Birmingham - Hybrid (1 day/week in office) Be the Cyber Security Subject Matter Expert protecting the backbone of our business. Are you a highly skilled cyber security professional ready to take ownership of security engineering and infrastructure hardening? We're … looking for a Senior Cyber Security Engineer to join our team and act as the go-to expert for all things security. Reporting to the head of security, you'll play a critical role in protecting our infrastructure, networks, and data, while guiding teams across the business with your deep technical expertise. What You'll Do Serve as … the Cyber Security Subject Matter Expert, advising on secure systems design, change control, and implementation of robust security controls. Lead the technical vulnerability management programme, with a strong focus on application security, web application firewalls, and secure DevOps pipelines. Provide security leadership and mentoring , supporting colleagues and enhancing security awareness across the business. More ❯

Our client, a leading global organization, is partnering with a prestigious end client based in Reading. Were excited to offer an outstanding opportunity for a Security Architect with strong background in financial services to join a dynamic team on an initial 6-month contract. If you are interested and have the relevant skills and experience, please apply promptly to … discuss further. Location: Reading, UK (Hybrid 4 days onsite) Contract Duration: 6 Months Rate: £700 - 750 Inside IR35 About the Role We are seeking an exceptionally experienced Security Architect to join a major transformation programme in the financial services sector . This is a hands-on, strategic role that involves shaping cloud security architecture, influencing senior stakeholders, and … helping build secure, resilient systems in one of the most tightly regulated industries in the world. Why This Role is Unique Step into a mission-critical role influencing the security posture of a major financial player. Collaborate on high-scale, multi-cloud projects using cutting-edge technologies (AWS, Azure, GCP). Be part of a forward-thinking environment focused More ❯

About the role: Join Our Team at Holland & Barrett! Are you passionate about cloud security and looking to make a significant impact? Holland & Barrett is seeking a Cloud Security Specialist to help us define and implement our cloud security strategy. If you're an experienced professional eager to work with cutting-edge technology and collaborate with diverse … teams, we want to hear from you! Key Responsibilities: Security Strategy: Help define and execute the Holland & Barrett cloud security strategy, partnering with platform and Site Reliability Engineering (SRE) teams to build robust infrastructure that supports our business. Perimeter Security: Establish platform perimeter security by implementing controls at ingress and egress points, including creating and maintaining … an edge network with a Web Application Firewall (WAF), Distributed Denial of Service (DDoS) protection, and a Content Delivery Network (CDN). Access Control: Establish an access control baseline focusing on the principle of least privilege and segregation of duties. Monitor and enforce these controls once roles and permissions are set. Security Controls: Design, implement, and maintain security More ❯

Our team of hundreds of skilled experts keep Formula 1 moving. We re on the lookout for a Security Engineer. Reporting to the Cyber Security Manager, the main purpose of this role is to support the development and management of security technologies across F1 s growing technology landscape. Main Duties & Responsibilities: Assess and maintain high standards of … security maturity across Formula 1 s cloud infrastructure Focus on new and existing infrastructure, managing technical vulnerabilities, support continued system maintenance, and minimise technical debt Ensure visibility and reporting of Cloud infrastructure against Formula 1 s compliance and security standards (such as ISO 27001 and CIS) Main duties to be carried out include, but not limited to: Vulnerability … Management and reporting across Formula 1 s cloud environment(s), including: Development of requirements, design, and implementation of cloud security tools (E.g. compliance and host security) A key focus on threat detection and risks across cloud environments Identification, remediation, and reporting of security vulnerabilities Reporting on compliance to F1 s security standards Support in the delivery More ❯

measures, and Ensuring that these mitigation measures are properly implemented, and validating them for any project involving critical assets Monitor the performance of cybersecurity suppliers and services, ensure Cyber Security Insurance is appropriate to meet UK requirements Participate in the management of major Cyber incidents and crisis concerning technology assets, monitor and implement associated action plans Raise awareness of … Cyber risks, particularly among Division/UK top management and Technology contacts (development security, application security Deploy a Cyber Essentials Plus program to address all in scope services across the UK, Participate in the European NIS2 program as appropriate Create training material and other resources to influence user behaviour for adoption of security policy and process … What are the requirements? Extensive experience in leading IT Security activities in complex, multi-site environments that have operational technology elements. CISSP (Certified Information Systems Security Professional) Microsoft certifications and/or network qualifications ITIL Foundation Must have a sound knowledge of risk management, compliance frameworks, integrating security into projects, developing and monitoring indicators and executing action More ❯

Working with a scaling business in Oxford to recruit a permanent Software Security Engineer to join the Information Security team. This is a newly created role working across software engineering, modelling and data science teams. This is a role to enable the business to improve their SDLC processes through creating robust and resilient security operations. This is … a permanent role with hybrid working, looking for someone to be in the office 3 days a week in Central Oxford. The Role Build secure products - ensure security is considered throughout the product and software development lifecycle Provide security best practice, build security design patterns, complete security architecture reviews Support on-going BAU software development processes … and champion vulnerability management Provide internal security consultancy and lead on audit engagements, risk activities Skills & Experience Understanding of securing micro-service architectures Working knowledge of modern secure SDLC practices - embedding security into CI/CD piplines Understanding of application security principles (OWASP top 10, OWASP ASVS) AWS, GCP or Azure knowledge Previous experience in software More ❯

Working with a scaling business in Oxford to recruit a permanent Software Security Engineer to join the Information Security team. This is a newly created role working across software engineering, modelling and data science teams. This is a role to enable the business to improve their SDLC processes through creating robust and resilient security operations. This is … a permanent role with hybrid working, looking for someone to be in the office 3 days a week in Central Oxford. The Role Build secure products - ensure security is considered throughout the product and software development lifecycle Provide security best practice, build security design patterns, complete security architecture reviews Support on-going BAU software development processes … and champion vulnerability management Provide internal security consultancy and lead on audit engagements, risk activities Skills & Experience Understanding of securing micro-service architectures Working knowledge of modern secure SDLC practices - embedding security into CI/CD piplines Understanding of application security principles (OWASP top 10, OWASP ASVS) AWS, GCP or Azure knowledge Previous experience in software More ❯

We are seeking a skilled and proactive Cloud Security Engineer to conduct white-hat security testing on our SaaS-based application, which is deployed across multiple cloud providers. You will be responsible for identifying vulnerabilities, assessing risks, and helping us implement secure practices, including the integration of Trusted Execution Environments (TEEs) . Key Responsibilities: Perform white-hat … ethical) penetration testing on our cloud-hosted SaaS appliance. Identify and report vulnerabilities across application layers, APIs, and infrastructure. Collaborate with development teams (Go and Node.js) to remediate security issues. Evaluate and Test TEE solutions (e.g., AWS Nitro Enclaves, Azure Confidential Computing and Google Confidential Computing.). Conduct threat modeling and risk assessments. Develop and maintain security testing tools and automation scripts. Stay current with emerging security threats, vulnerabilities, and mitigation techniques. Proven experience in penetration testing and ethical hacking. Strong understanding of cloud security (AWS, Azure, GCP). Familiarity with Go and Node.js application security. Experience with TEE technologies or confidential computing. Knowledge of OWASP Top 10, CVEs, and secure coding practices. More ❯

Role: Android Security EngineerSalary/Rate: £500-600 per day Location: hybrid London, mainly remoteContract Duration: until December 2025 A unique opportunity has arisen for a skilled professional with a strong background in mobile application security to join a specialist team tackling complex technical challenges. The successful candidate will be responsible for conducting in-depth analysis of … Android applications, providing clear and actionable insights into potential security and privacy risks. You would be operating at the top tier, handling the most complex and technically demanding cases that require advanced expertise and critical thinking. The role is based mainly remotely, however candidates must be willing to work in central London as required. This will run until the … extend. Local candidates will be preferred. Skills/experience required: Demonstrable experience in analysing and deconstructing Android applications ( Java essential; native code experience advantageous) Strong understanding of Android OS security features and architecture Proficiency in vulnerability identification and penetration testing techniques Ability to work independently, with excellent attention to detail and analytical skills Comfortable navigating large, unfamiliar codebases Excellent More ❯

forward, ensuring solutions are technically robust, scalable, and aligned with customer expectations 1. Code Review & Best Practices Conduct in-depth reviews of codebases to identify issues, inefficiencies, and potential security vulnerabilities. Provide recommendations on best practices, including coding standards, design patterns, and maintainability improvements. Support performance optimisation through refactoring and improved architecture. Support testing and QA process. 2. Cloud … Infrastructure Support & Design Assist in designing, implementing, and optimising cloud infrastructure (predominantly Azure) Provide guidance on cloud security, scalability, and cost optimisation. Ensure security best practices are followed and compliance with industry standards. 3. Technical Recommendations & Roadmaps Develop and present technology roadmaps aligned with business goals. Provide recommendations on system architecture, tools, and frameworks. Identify opportunities for automation … Architecture & Development Strategy Advise on scalable and efficient system architectures Support API design, integrations, and data flow strategies. Recommend suitable technology stacks for new projects or modernisation efforts. 5. Security & Compliance Assess application security risks and provide remediation strategies. Ensure compliance with industry standards (ISO 27001, GDPR, SOC 2, etc.). Implement best practices for secure software More ❯

Security Development & Test Director £140,000 GBP Onsite WORKING Location: Central London, Greater London - United Kingdom Type: Permanent Security Development & Test Director London (Hybrid, 2-3 days onsite) Up to £140,000 + Benefits + Bonus We're hiring a Security Development & Test Director to lead a rapidly growing security capability at a major global consultancy. … This is a leadership role where you'll shape strategic offerings around secure software development, DevSecOps, and security testing - while staying hands-on enough to influence tooling, architecture, and delivery standards across complex client environments. You'll be joining a high-performing cyber team with serious backing and a strong pipeline of transformation work across multiple sectors. What you … ll be doing: Leading the definition and implementation of secure architecture and DevSecOps practices across large-scale client programmes Overseeing security testing operations - including tooling (SAST, DAST, SCA), processes and coverage Driving service maturity and quality across delivery, with a focus on automation, governance, and continuous improvement Supporting business development and client engagement - from presales and solution shaping to More ❯

global, market-leading insurance organisation that's shaping the future of digital health and technology. This is your opportunity to be part of an innovative, forward-thinking environment where security, engineering excellence, and customer impact are at the heart of everything we do! What you'll do: Provide hands-on technical expertise in secure software development within a product … team. Guide and improve secure CI/CD pipelines and modern security practices. Ensure risk management, security, and quality are embedded in software delivery. Implement and manage security tooling (SAST, DAST) to support development and testing. Adhere to best practices in architecture, design, coding standards, and SDLC. Mentor and support continuous improvement within the engineering community. What … you'll bring: Technical leadership with strong decision-making and prioritisation skills. Expertise in secure systems design and infrastructure. Experience securing CI/CD pipelines and using security tools. Expertise in key technologies such as .NET/C#, Azure PaaS, Javascript, and Salesforce APEX, and in frameworks such as React, Node, React-Native, Playwright, etc Holds the right to More ❯

leading software development projects and may provide Technical Excellence Leadership for more than one team, providing expert guidance to software developers and support staff. Provides guidance to staff on application security standards, secure coding practices, and secure architecture designs. Provides a strong technical focus in product planning for a complete software system. Requires completion of an undergraduate degree More ❯

Primary Details Time Type: Full time Worker Type: Employee Cyber Security Consultant Permanent London/Hybrid At QBE, our purpose is to enable a more resilient future. We are an international insurer and reinsurer with a local presence in 27 countries. The opportunity We're hiring a Cyber Security Consultant on a permanent, full-time basis based in … London, where you’ll help shape how cyber and information security risks are understood and managed across our business. This is your chance to be part of a global team that’s always one step ahead - keeping QBE safe, secure, and resilient in a fast-moving digital world. Your new role: This is a hands-on, collaborative role where … under pressure while maintaining a healthy work-life balance. Focus on outcomes and follow through on problem-solving from start to finish. Bonus points if you bring: Experience with AppSec and DevSecOps. Hands-on knowledge of Azure, AWS, and/or Google Cloud. Familiarity with standards like ISO2700X, ISO31000, NIST800, PCI-DSS. Certifications such as CISSP, CCSP, CRISC, CISM, or More ❯

We are seeking a skilled and proactive Cloud Security Engineer to conduct white-hat security testing on our SaaS-based application, which is deployed across multiple cloud providers. You will be responsible for identifying vulnerabilities, assessing risks, and helping us implement secure practices, including the integration of Trusted Execution Environments (TEEs) . Key Responsibilities: Perform white-hat … ethical) penetration testing on our cloud-hosted SaaS appliance. Identify and report vulnerabilities across application layers, APIs, and infrastructure. Collaborate with development teams (Go and Node.js) to remediate security issues. Evaluate and Test TEE solutions (e.g., AWS Nitro Enclaves, Azure Confidential Computing and Google Confidential Computing.). Conduct threat modeling and risk assessments. Develop and maintain security testing tools and automation scripts. Stay current with emerging security threats, vulnerabilities, and mitigation techniques. Proven experience in penetration testing and ethical hacking. Strong understanding of cloud security (AWS, Azure, GCP). Familiarity with Go and Node.js application security. Experience with TEE technologies or confidential computing. Knowledge of OWASP Top 10, CVEs, and secure coding practices. More ❯

Comfortable integrating REST and GraphQL APIs. Exposure to CI/CD, app store releases, and OTA updates (e.g. CodePush). Nice-to-haves: Native modules (Swift/Kotlin), app security, crash/analytics tools, or experience with chatbots/RAG systems. Package & Set-Up Salary guide £60,000; up to £70,000 for candidates close to senior level. Hybrid More ❯

a strong foundation in software engineering and solution architecture, who is passionate about designing secure, scalable systems. In this role you will work closely with the M&A IT Application Architect to conduct architecture reviews, assess bespoke applications, and guide integration strategies that align with Group IT standards. A key focus will be on evaluating application security … troubleshooting. Extensive experience working with cloud, server, desktop, network and telephony providers. Good knowledge of networking - Layer2/3, dynamic routing, MPLS and firewall management. Good knowledge of IT security practices and the implementation of tools that provide MFA, DLP, proxy services, encryption, event logging and alerting. Able to provide input to, and technical solutions to business requirements. Worked More ❯