137 Security Architect Contract jobs in London

**The team you'll be working with:**
Flexible remote-working options
As a Security Consultant (Architecture) at NTT DATA, you will collaborate with clients and stakeholders to design, implement, and validate secure architectural solutions across infrastructure, cloud, and application environments. Leveraging your expertise in risk assessment and governance frameworks such as ISO 27001, NIST, or CIS, you will deliver cutting-edge strategies that address evolving threat landscapes while ensuring alignment with business objectives. This role provides a unique opportunity to guide clients in embedding security into foundational designs while supporting compliance and risk mitigation efforts.
**Please note that to be considered for this role, you must be eligible for SC clearance.**
**What you'll be doing:**
Core Responsibilities
Security Architecture and Delivery
+ Translate business and compliance requirements into practical, well-documented security architecture designs using recognized frameworks (e.g., ISO 27001, NIST, CIS).
+ Develop, document, and maintain consistent secure architectural patterns with an emphasis on cloud security (AWS, Azure, GCP).
+ Leverage threat modeling techniques to design and implement zero-trust architectures and defense-in-depth strategies, proactively addressing security gaps and enhancing system resilience.
+ Maintain alignment between security policies, enterprise architecture principles, and client expectations.
Risk and Threat Management
+ Conduct comprehensive risk assessments and threat modeling to evaluate existing or proposed architectures for vulnerabilities.
+ Provide actionable mitigation strategies informed by a risk-based approach and evolving threat intelligence data.
+ Participate in or support incident response initiatives, aiding in root cause analysis and the development of post-incident recommendations.
Client Engagement and Technical Leadership
+ Act as a trusted advisor to clients by engaging in technical discussions to inform strategic security decisions.
+ Collaborate cross-functionally with development, operations, and engineering teams to validate that security controls are effectively implemented across the development lifecycle.
+ Deliver technical insights in presentations, workshops, and reports tailored to both technical and executive audiences.
Security Compliance and Governance
+ Engage in audits, assessments, and reviews to ensure delivery meets strict alignment with industry frameworks.
+ Provide clients with guidance on the implementation and enforcement of technical standards and cloud-specific security policies.
+ Maintain up-to-date knowledge of regulations and frameworks such as NIS2 and DORA to address compliance risks and initiatives.
+ Recommend improvements in security policies based on compliance evaluations and evolving risks.
Continuous Improvement and Innovation
+ Contribute to the development of security roadmaps by delivering expert recommendations tailored to each client's security objectives.
+ Assess emerging technologies and threats, identifying opportunities to evolve architectural strategies through innovation and cutting-edge tools.
+ Participate as an SME in pre-sales activities, assisting in defining technical collateral that supports project delivery.
**What experience you'll bring:**
Required Qualifications
Expertise and Technical Knowledge
+ Minimum 5 years' experience in security architecture, compliance, and cloud security roles, working with frameworks such as ISO 27001, NIS/NIS2, or NIST CSF.
+ Deep understanding of cloud security principles including management on AWS, Azure, and GCP platforms.
+ Familiarity with IAM, CASB, SIEM, and container security solutions.
Professional Certifications
+ CISSP or SABSA certifications required.
+ Cloud-specific certifications preferred (e.g., AWS Security Specialty, Azure Solutions Architect).
+ Direct experience working in government, military, or intelligence organizations advantageous.
Professional and Interpersonal Skills
+ Proven ability to collaborate across diverse technical teams, influencing senior stakeholders in an advisory capacity.
+ Excellent communication and presentation skills for delivering complex technical concepts to non-specialist audiences.
+ Strong analytical thinking and the ability to rapidly assess risks in a given architecture framework.
Preferred Qualifications
+ A bachelor's degree in information security, Cybersecurity, or a relevant IT field (Master's degree preferred).
+ Previous hands-on experience in developing security frameworks and implementing architectural changes at scale.
+ Ability to conduct cloud security posture assessments to identify misconfigurations early.
Success Metrics (6-12 Months)
+ Deliver complete secure architectures for a minimum of five client engagements, with post-delivery client feedback exceeding 90% satisfaction.
+ Achieve measurable improvement in compliance alignment (benchmarked on project KPIs) and reduce risks for client infrastructure by 20%.
+ Facilitate at least three training sessions for stakeholder groups, ensuring baseline compliance awareness.
**Who we are:**
We're a business with a global reach that empowers local teams, and we undertake hugely exciting work that is genuinely changing the world. Our advanced portfolio of consulting, applications, business process, cloud, and infrastructure services will allow you to achieve great things by working with brilliant colleagues, and clients, on exciting projects.
Our inclusive work environment prioritises mutual respect, accountability, and continuous learning for all our people. This approach fosters collaboration, well-being, growth, and agility, leading to a more diverse, innovative, and competitive organisation. We are also proud to share that we have a range of Inclusion Networks such as: the Women's Business Network, Cultural and Ethnicity Network, LGBTQ+ & Allies Network, Neurodiversity Network and the Parent Network.
For more information on Diversity, Equity and Inclusion please click here: Creating Inclusion Together at NTT DATA UK | NTT DATA ( we'll offer you:**
We offer a range of tailored benefits that support your physical, emotional, and financial wellbeing. Our Learning and Development team ensure that there are continuous growth and development opportunities for our people. We also offer the opportunity to have flexible work options.
You can find more information about NTT DATA UK & Ireland here: are an equal opportunities employer. We believe in the fair treatment of all our employees and commit to promoting equity and diversity in our employment practices. We are also a proud Disability Confident Committed Employer - we are committed to creating a diverse and inclusive workforce. We actively collaborate with individuals who have disabilities and long-term health conditions which have an effect on their ability to do normal daily activities, ensuring that barriers are eliminated when it comes to employment opportunities. In line with our commitment, we guarantee an interview to applicants who declare to us, during the application process, that they have a disability and meet the minimum requirements for the role. If you require any reasonable adjustments during the recruitment process, please let us know. Join us in building a truly diverse and empowered team.
Back to search Email to a friend Apply now

Security Architect

Permanent role

Job Location : London ( Hybrid)

Languages: Python, Bash

Tech Stack: NIST, Cyber Essentials, ISO27001, SOC 2, Azure Sentinel, IAM, SOAR, SIEM

Security Standards: NIST, Cyber Essentials Plus, NCSC Security Guidelines, ISO27001, SOC 2

Cloud Platforms: Microsoft Azure (Security and Architecture frameworks, Well-Architected Framework, Cloud Adoption Framework)

Security Areas: IAM, SIEM (Splunk, Azure Sentinel), SOAR, Threat Prevention

Tools: Palo Alto Networks, FireEye, Nessus, Azure Key Vault, Terraform, Ansible

Must Have : 5+ years in security architecture, Azure (Well- Architected Framework), Identity G Access Management (IAM), SIEM (Splunk, Azure Sentinel)

Nice to have : Ansible, Terraform, TOGAF, Palo Alto Networks, FireEye, Nessus, data privacy regulations (GDPR, HIPAA)

Requirements

Tech Stack: NIST, Cyber Essentials, ISO27001, SOC 2, Azure Sentinel, IAM, SOAR, SIEM

Security Standards: NIST, Cyber Essentials Plus, NCSC Security Guidelines, ISO27001, SOC 2

Cloud Platforms: Microsoft Azure (Security and Architecture frameworks, Well-Architected Framework, Cloud Adoption Framework)

Our client, a leading innovator in cybersecurity, is seeking a highly experienced Senior Information Security Architect to join their globally distributed, remote-first team. This role is crucial for designing, implementing, and maintaining robust security frameworks and architectures that protect sensitive information and critical infrastructure. You will be at the forefront of developing strategic security solutions from a remote location, ensuring the highest levels of data protection.

Responsibilities:

• Design and architect comprehensive information security solutions to protect the organization's digital assets and data.
• Develop and maintain security policies, standards, and procedures in line with industry best practices and regulatory requirements.
• Conduct security risk assessments, vulnerability assessments, and penetration testing oversight.
• Evaluate and recommend new security technologies and tools to enhance the organization's security posture.
• Collaborate with IT and development teams to ensure security is embedded into the system development lifecycle (SDLC).
• Develop and implement security architecture frameworks (e.g., NIST, ISO 27001).
• Provide expert guidance on security best practices for cloud environments (AWS, Azure, GCP), networks, and applications.
• Lead security incident response planning and support incident management activities.
• Develop and deliver security awareness training programs.
• Stay current with emerging cyber threats, vulnerabilities, and security technologies.
• Manage relationships with third-party security vendors and service providers.
• Contribute to the development and execution of the overall information security strategy.
• Mentor junior security analysts and architects.

Qualifications:

• Bachelor's or Master's degree in Computer Science, Information Security, or a related field.
• Minimum of 8 years of experience in information security, with a strong focus on security architecture and design.
• In-depth knowledge of cybersecurity principles, threats, and defence mechanisms.
• Experience designing and implementing security solutions in cloud environments (AWS, Azure, GCP).
• Proficiency in security assessment methodologies and tools.
• Excellent understanding of network security, cryptography, identity and access management (IAM), and data loss prevention (DLP).
• Relevant certifications such as CISSP, CISM, or GIAC are highly desirable.
• Strong analytical, problem-solving, and strategic thinking skills.
• Exceptional communication and interpersonal skills, with the ability to effectively collaborate in a remote team environment.
• Proven ability to lead security initiatives and influence stakeholders.
• Experience in developing and implementing security policies and frameworks.

This is a premier opportunity for a seasoned security professional to shape the security landscape of a forward-thinking organization, working remotely and contributing to initiatives relevant to London, England, UK .

Our client, a leading financial services institution, is seeking a highly experienced Senior Information Security Architect to bolster their cybersecurity defenses. This hybrid role offers a compelling blend of in-office collaboration and remote flexibility, allowing you to design and implement robust security solutions. You will be instrumental in defining the organization's security architecture, developing strategies to protect sensitive data and critical systems from evolving threats. The ideal candidate possesses deep technical expertise in cybersecurity domains, a strategic mindset, and a proven ability to architect resilient and scalable security infrastructure.

Key Responsibilities:

• Design, develop, and implement comprehensive information security architectures aligned with business objectives and regulatory requirements.
• Evaluate and select appropriate security technologies and solutions, ensuring integration and effectiveness.
• Develop and maintain security standards, policies, and procedures across the organization.
• Conduct security risk assessments, vulnerability analyses, and threat modeling exercises.
• Lead the design and implementation of security controls for cloud environments (e.g., AWS, Azure) and on-premises infrastructure.
• Collaborate with IT operations, development teams, and business units to embed security into the system development lifecycle (SDLC).
• Provide technical leadership and guidance on information security best practices and emerging threats.
• Develop incident response plans and support the coordination of security incident management.
• Evaluate new security technologies and recommend their adoption where appropriate.
• Mentor junior security team members and contribute to their professional development.
• Stay current with the latest cybersecurity threats, vulnerabilities, and mitigation strategies.

Qualifications:

• Bachelor's degree in Computer Science, Information Security, or a related field; relevant certifications (e.g., CISSP, CISM, SABSA) are highly desirable.
• A minimum of 8 years of progressive experience in information security, with a significant focus on security architecture.
• Proven experience in designing and implementing complex security solutions across diverse environments.
• In-depth knowledge of network security, endpoint security, data security, identity and access management (IAM), and cloud security.
• Strong understanding of cybersecurity frameworks (e.g., NIST, ISO 27001) and regulatory compliance requirements.
• Experience with security assessment methodologies and tools.
• Excellent analytical, problem-solving, and critical thinking skills.
• Strong communication, presentation, and interpersonal skills, with the ability to influence stakeholders at all levels.
• Ability to work effectively in a hybrid model, balancing remote and in-office responsibilities.

This is a crucial role for safeguarding our client's digital assets. The role is advertised in relation to London, England, UK , but involves a hybrid working arrangement. Our client is an equal opportunity employer committed to diversity and inclusion.

Our client, a leading financial services institution, is seeking a highly experienced Senior Information Security Architect to join their elite cybersecurity team. This role offers a flexible working arrangement, allowing for a hybrid approach, with a strong emphasis on remote collaboration. You will be responsible for designing, implementing, and maintaining robust security architectures that protect the organisation's critical assets and sensitive data. This includes developing security strategies, evaluating new security technologies, and ensuring compliance with relevant regulations. The ideal candidate will possess deep technical expertise in cybersecurity, a strong understanding of threat landscapes, and excellent analytical and communication skills.

Key Responsibilities:

• Design and architect enterprise-wide security solutions to protect against evolving cyber threats.
• Develop and maintain security standards, policies, and best practices.
• Evaluate and recommend new security technologies and tools.
• Collaborate with IT infrastructure, development, and business teams to integrate security into systems and applications.
• Conduct security risk assessments and develop mitigation strategies.
• Lead security incident response planning and support incident investigations.
• Ensure compliance with relevant security regulations (e.g., GDPR, PCI DSS).
• Provide technical leadership and mentorship to junior security team members.
• Stay current with emerging security threats, vulnerabilities, and countermeasures.
• Develop and deliver security awareness training to employees.

Qualifications:

• Bachelor's degree in Computer Science, Information Technology, Cybersecurity, or a related field. Master's degree is a plus.
• Minimum of 7 years of experience in information security, with at least 3 years in a security architecture role.
• Proven experience in designing and implementing security controls across cloud (AWS, Azure) and on-premises environments.
• In-depth knowledge of network security, endpoint security, cryptography, identity and access management (IAM), and data loss prevention (DLP).
• Familiarity with security frameworks such as NIST, ISO 27001, and CIS Benchmarks.
• Relevant certifications such as CISSP, CISM, or GIAC are highly desirable.
• Strong analytical and problem-solving skills.
• Excellent communication and interpersonal skills, with the ability to articulate complex technical concepts to non-technical stakeholders.
• Experience working in a hybrid model or leading remote teams is beneficial.

This is a critical role for safeguarding sensitive information within a high-stakes industry. Contribute your expertise to enhance the security posture of our client's operations, even as you work remotely, supporting the overall security strategy for their London, England, UK headquarters.

Our client is looking for a highly experienced and strategic Principal Information Security Architect to lead the design and implementation of their enterprise-wide security architecture. This remote-first role requires a deep understanding of current and emerging cybersecurity threats, industry best practices, and regulatory compliance requirements. The Principal Architect will be responsible for defining security standards, developing robust security strategies, and guiding the integration of security controls across all IT systems and applications. Key responsibilities include conducting security risk assessments, designing secure network architectures, cloud security solutions, and data protection frameworks. You will collaborate closely with IT infrastructure, application development, and business units to ensure security is embedded into every aspect of the organization's operations. The ideal candidate will possess extensive experience in security architecture, threat modeling, vulnerability management, and identity and access management (IAM). Knowledge of common security frameworks (e.g., NIST, ISO 27001) and experience with cloud security platforms (AWS, Azure, GCP) are essential. This position requires a Bachelor's or Master's degree in Computer Science, Information Security, or a related field, along with a minimum of 10 years of progressive experience in information security, with at least 5 years in a senior architecture role. Relevant certifications such as CISSP, CISM, or SABSA are highly desirable. This is a fully remote position, offering the flexibility to work from anywhere while contributing to a critical global function. Exceptional leadership, strategic thinking, and communication skills are paramount. You will have the opportunity to shape the security posture of a leading organization and drive significant improvements in cyber resilience.

Our client, a rapidly growing digital enterprise, is seeking a highly experienced Senior Information Security Architect to join their remote-first security operations team. This critical role will be responsible for designing, implementing, and maintaining robust security architectures that protect our digital assets and sensitive data. As a key member of the cybersecurity division, you will shape our security posture, develop strategies to counter evolving threats, and ensure compliance with industry best practices and regulations.

Key Responsibilities:

• Design, develop, and implement comprehensive security architectures across cloud (AWS, Azure) and on-premises environments.
• Evaluate and recommend new security technologies and solutions to enhance the organization's security posture.
• Develop and enforce security policies, standards, and procedures for the organization.
• Conduct security risk assessments and threat modeling to identify vulnerabilities and propose mitigation strategies.
• Lead the implementation of security controls for network, application, data, and endpoint security.
• Collaborate with IT and development teams to ensure security is integrated into the SDLC (Software Development Life Cycle).
• Provide expert guidance on security best practices, compliance requirements (e.g., GDPR, ISO 27001), and incident response planning.
• Lead security incident investigations and develop remediation plans.
• Stay current with emerging security threats, vulnerabilities, and industry trends.
• Mentor junior security analysts and architects.

Qualifications:

• Bachelor's degree in Computer Science, Information Technology, Cybersecurity, or a related field. Advanced degree preferred.
• Minimum of 7 years of experience in information security, with at least 3 years in a security architecture role.
• Deep understanding of network security, cloud security (AWS, Azure), endpoint security, data protection, and identity and access management (IAM).
• Experience with security frameworks such as NIST, ISO 27001, and OWASP.
• Proficiency in security assessment tools and methodologies.
• Relevant certifications such as CISSP, CISM, or CCSP are highly desirable.
• Excellent analytical, problem-solving, and strategic thinking skills.
• Exceptional communication and interpersonal skills, with the ability to explain complex technical concepts to non-technical stakeholders.
• Demonstrated ability to work independently and as part of a distributed team.

This is a fantastic opportunity to contribute to the security strategy of a forward-thinking organization from the comfort of your own home.

Our client, a global leader in financial technology, is actively recruiting a highly experienced Principal Information Security Architect to join their fully remote, elite cybersecurity team. This is a strategic role responsible for designing, implementing, and maintaining robust security architectures that protect the company's critical assets and sensitive data. You will lead the development of comprehensive security strategies, frameworks, and policies, ensuring alignment with industry best practices and regulatory requirements (e.g., GDPR, PCI DSS, ISO 27001). Key responsibilities include conducting security assessments, identifying vulnerabilities, and designing resilient security solutions encompassing network security, cloud security, application security, and data protection. The Principal Architect will play a crucial role in evaluating and integrating new security technologies, leading threat modeling exercises, and providing expert guidance to engineering and operations teams. This role requires a deep understanding of current and emerging cyber threats, a proactive approach to security innovation, and the ability to translate complex technical requirements into actionable security designs. A Bachelor's or Master's degree in Computer Science, Information Security, or a related field, coupled with a minimum of 10 years of experience in information security, with a significant focus on security architecture and design, is mandatory. Professional certifications such as CISSP, CISM, or CCIE Security are highly desirable. As this position is fully remote, exceptional communication, collaboration, and leadership skills, along with the ability to work autonomously and manage complex projects across distributed teams, are essential. Our client offers an exceptional compensation package, comprehensive benefits, and the opportunity to make a significant impact on the security posture of a leading financial services organization.

Our client is seeking a highly skilled and experienced Senior Information Security Architect to join their established IT security team in **London, England, UK**. This is a hybrid role, offering a combination of on-site collaboration and remote work flexibility. You will be responsible for designing, implementing, and maintaining robust security architectures that protect the organization's information assets against evolving cyber threats. Your duties will include developing security strategies, defining security standards and policies, and evaluating and recommending security technologies. You will play a key role in threat modeling, risk assessments, and incident response planning. This position requires a deep understanding of network security, application security, data security, cloud security (AWS, Azure, GCP), and identity and access management (IAM). Experience with security frameworks such as ISO 27001, NIST, and GDPR compliance is essential. The ideal candidate will possess a Bachelor's or Master's degree in Computer Science, Information Security, or a related field, with extensive experience in information security architecture. Relevant certifications such as CISSP, CISM, or GIAC are highly desirable. Excellent analytical, problem-solving, and communication skills are required to articulate complex security concepts to both technical and non-technical audiences. You will collaborate closely with IT teams, business units, and external vendors to ensure security is integrated into all aspects of the organization's operations. This challenging role offers the opportunity to significantly impact the cybersecurity posture of a leading organization.