At a Glance
- Tasks: Design and build Marex’s global network infrastructure while troubleshooting and validating solutions.
- Company: Join a dynamic team at Marex, a leader in innovative network solutions.
- Benefits: Competitive salary, flexible work options, and opportunities for professional growth.
- Other info: Mentorship opportunities and a collaborative culture await you at Marex.
- Why this job: Make a real impact on global network strategy and lead cutting-edge projects.
- Qualifications: Experience in network architecture, automation, and strong communication skills required.
The predicted salary is between 60000 - 80000 £ per year.
The Network Architect is a senior, hands-on technical role responsible for the design, evolution, and integrity of Marex’s global network infrastructure. Operating at the intersection of architecture and engineering, the successful candidate will own end-to-end network design while remaining deeply embedded in delivery – building, validating and troubleshooting solutions directly.
A strong command of automation and Infrastructure as Code is essential; the expectation is that the Architect both defines standards and writes the code that enforces them. This role carries significant influence over network strategy across WAN, LAN, cloud and security domains, and requires a practitioner who leads by doing.
- Own the end-to-end network architecture for global WAN, LAN, data centre and cloud connectivity – from concept through to production delivery.
- Lead the technical design of major network programmes, producing detailed low-level designs, topology diagrams and implementation runbooks.
- Remain hands-on: configure, deploy and validate network infrastructure personally, acting as the most senior technical resource during critical changes and incidents.
- Define and enforce network design standards, patterns and guardrails across the global estate.
- Drive automation-first practices: develop and maintain Python scripts, Ansible playbooks and Terraform configurations to eliminate manual toil and improve consistency.
- Act as the primary network consultant to internal lines of business, translating new technical requirements into scalable, supportable designs.
- Provide technical leadership during P1 incidents, leading root-cause analysis and delivering permanent remediation.
- Report on network health, architectural roadmap progress and risk posture to senior technology stakeholders.
- Champion security-by-design principles across all network architecture work, including next-gen firewalling, segmentation and access control.
- Mentor and develop network engineers, raising the overall technical capability of the team.
- Work flexibly, including weekend delivery windows, to support critical infrastructure changes.
- Adhere to the operational risk framework for your role, ensuring all regulatory and company-mandated parameters are met.
- Act as a role model for the highest standards of integrity, conduct and company values at all times.
Competencies, Skills and Experience
- Essential Technical Skills Azure (VNet, VPN Gateways, ExpressRoute).
- Automation - the expectation is direct technical contribution, not delegation.
- Strategic thinking – able to anticipate future challenges, balancing short-term delivery with long-term architectural integrity.
- Resilience and adaptability in a fast-paced, commercially driven environment.
- Strong communication skills, written and verbal, with the ability to present technical concepts to both engineering peers and non-technical stakeholders.
- Results-oriented with strong analytical and troubleshooting rigour.
- Experience contributing to risk and compliance frameworks in a regulated environment.
- Comfortable leading project delivery from inception to production, including vendor and stakeholder management.
Conduct Rules You must:
- Act with integrity.
- Act with due skill, care and diligence.
- Be open and cooperative with the FCA, the PRA and other regulators.
- Pay due regard to the interests of customers and treat them fairly.
- Observe proper standard of market conduct.
- Act to deliver good outcomes for retail customers.
Company Values
- Be collaborative – by working together across the organisation, we foster teamwork, can better respond to challenges and successfully deliver for our clients.
- Act with integrity – we pride ourselves on our honesty and high ethical standards.
- Be adaptable and entrepreneurial – we embrace change as markets evolve to constantly increase our efficiency and create innovative solutions for our clients.
- Be respectful – how we treat each other, and our clients says everything about who we are.
- Nurture talent – we aim to grow our own talent and make Marex the place where ambitious, hardworking and talented people choose to build their career.
- Adaptable and Nimble – our size and flexibility is an advantage.
Marex is fully committed to being an inclusive employer and providing an inclusive and accessible recruitment process for all. We will provide reasonable adjustments to remove any disadvantage to you being considered for this role. We value the differences that a diverse workforce brings to the company. We welcome applications from candidates returning to the workforce.
