Enterprise Security Architect

About CLS:

CLS is the trusted party at the centre of the global FX ecosystem.  Utilized by thousands of counterparties, CLS makes FX safer, smoother and more cost effective.  Trillions of dollars’ worth of currency flows through our systems each day. 

Created by the market for the market, our unrivalled global settlement infrastructure reduces systemic risk and provides standardization for participants in many of the world’s most actively traded currencies.  We deliver huge efficiencies and savings for our clients: in fact, our approach to multilateral netting shrinks funding requirements by over 96% on average, so clients can put their capital and resources to better use.

CLS products are designed to enable clients to manage risk most effectively across the full FX lifecycle – whether through more efficient processing tools or market intelligence derived from the largest single source of FX executed data available to the market.

Our ambition to make a positive difference starts with our people.  Our values – Protect, Improve, Grow – underpin everything that we do at CLS and define and shape a supportive and inclusive working environment in which everyone is encouraged to be open and forward-thinking.

Job information:

• Functional title - Enterprise Security Architect
• Department - IT Security
• Corporate level - Director
• Report to - Enterprise Security Architecture Manager
• Location - London, onsite 2 days per week

Job purpose:

We are seeking a highly skilled and strategic Enterprise Security Architect reporting to the Enterprise Security Architecture Manager, to lead the design, implementation, and continuous improvement of Security Architecture across the enterprise. In this role, you will collaborate with senior leadership, key stakeholders, and cross-functional teams to define and align security strategies with business objectives, ensuring security alignment to business objectives, evolving threat landscapes, and industry standards across the enterprise to mitigate risks and address emerging threats.

The Enterprise Security Architect will play a pivotal role in developing and enforcing the enterprise security architecture strategy and roadmap, developing patterns and conducting capability gap assessments whilst maintaining integration into the company's business and technology landscape. You will be responsible for maturing the security architecture practice, defining principles and input into policies and standards that span multiple business domains and technical environments, including cloud, infrastructure, and applications.

This position requires deep expertise in security architecture, a strong understanding of risk management, and the ability to influence and guide key decisions at the enterprise level.

Key responsibilities include:

• Lead the development and execution of the enterprise security architecture strategy and roadmaps, working closely with senior leadership, Enterprise Architecture, and technical teams to align security initiatives with broader business goals.
• Drive the integration of security across the enterprise
• Champion security across multiple divisions, ensuring security is embedded into the design and implementation of products, services, and technology solutions.
• Provide thought leadership and guidance on security risks, policies, and controls to senior management and stakeholders, influencing key business decisions.
• Collaborate with internal and external stakeholders to ensure the security architecture supports business objectives, ensuring scalability, compliance, and future state.
• Develop and enforce security architecture frameworks, policies, and standards to guide the secure implementation of IT solutions across the enterprise, with particular emphasis on Cloud Security, SaaS, and IaaS models, ensuring alignment with industry best practices and evolving regulatory requirements.
• Familiarity with SABSA framework and its six layers, particularly in risk management and security strategy development
• Lead efforts to assess and mature security practices across the enterprise
• Stay abreast of industry trends, frameworks, and regulations (e.g., GDPR, ISO 27001/2, SANS Top 20 Critical Security Controls, NIST CSF, SP 800-53, PFMI, CPMI ISOCO and FFIEC handbook, SABSA) to ensure the organization is proactive in addressing emerging security threats and compliance challenges
• Foster relationships with key functional teams such as IT, Compliance, Operations, Finance, HR, Internal Audit, and Enterprise Risk to support current and future initiatives
• Keep informed of new and emerging security threats & assess effectiveness of current controls to identify opportunities for program improvement
• Provide expert-level security architecture design, analysis, and consultation to enterprise-wide programs, ensuring security risks are appropriately mitigated during the planning and design stages.
• Work closely with technology teams, including Infrastructure, Cloud, Development, and Security, to embed security into solutions from the outset.
• Oversee and guide assessments of new technologies, vendors, and third-party services to ensure compliance with enterprise security standards and reduce potential risk exposure.
• Lead and guide project and program managers to ensure the integration of security architecture across various initiatives, with a focus on scalability, compliance, and risk management.
• Define, monitor, and enforce security architecture governance processes to ensure that security standards and controls are met across the enterprise.

Knowledge, skills and abilities:

• 8+ years of experience in information security, with a strong background in security architecture across large, complex enterprise environments.
• Proven ability to design, implement, and lead security initiatives across cloud, network, application, and infrastructure domains.
• Extensive experience working with senior leadership and stakeholders to drive strategic security initiatives, influencing decisions at the enterprise level.
• Strong understanding of security frameworks, including NIST CSF, SABSA etc, and the ability to apply them in diverse environments.

Qualifications and certifications:

• Degree in a technology discipline (Computer Science, Information Management, Computer Engineering, Cybersecurity or equivalent)
• Professional certifications such as CISSP, CISA, CISM, CRISC, SABSA, or equivalent.
• Deep expertise in risk management frameworks, including ISO 27001, NIST SP 800-53, and SANS Top 20 Critical Security Controls.
• Experience with cloud security solutions and services

Our commitment to employees:

At CLS, we celebrate diversity and consider this to be one of our strongest assets. We are committed to fostering an environment in which everyone feels comfortable to be who they are, and inclusion is valued. All employees have access to our inclusive benefits, including:

• Holiday - UK/Asia: 25 holiday days and 3 ‘life days’ (in addition to bank holidays). US: 23 holiday days.
• 2 paid volunteer days so that you can actively support causes within your community that are important to you.
• Generous parental leave policies to ensure you can enjoy valuable time with your family.
• Parental transition coaching programmes and support services.
• Wellbeing and mental health support resources to ensure you are looking after yourself, and able to support others.
• Affinity Groups (including our Women’s Forum, Black Employee Network and Pride Network) in support of our organisational commitment to embrace and always be learning more about DE&I.
• Hybrid working to promote a healthy work/life balance, enabling employees to work collaboratively in the office when needed and work from home when they don’t.
• Active support of flexible working for all employees where possible.
• Monthly ‘Heads Down Days’ with no meetings across the whole company.
• Generous non-contributory pension provision for UK/Asia employees, and 401K match from CLS for US employees.
• Private medical insurance and dental coverage.
• Social events that give you opportunities to meet new people and broaden your network across the organisation.
• Annual flu vaccinations.
• Discounts and savings and cashback across a wide range of categories including health and retail for UK employees.
• Discounted Gym membership – Complete Body Gym Discount/Sweat equity program for US employees.
• All employees have access to Discover – our comprehensive learning platform with 1000+ courses from LinkedIn Learning.
• Access to frequent development sessions on a number of topics to help you be successful and develop your career at CLS.