DDI Architect - Sheffield

Overview

We are seeking a highly skilled DDI (DNS, DHCP & IPAM) Subject Matter Expert to join our growing infrastructure team within a leading financial services organisation. This role is critical to the design, delivery, and ongoing optimisation of core network services that underpin business-critical platforms.

You will play a key role in modernising and scaling DDI infrastructure, ensuring resilience, performance, and security across a complex, global environment.

Key Responsibilities

• Infrastructure Projects: Lead the planning, implementation, and support of large-scale DDI infrastructure projects, including hardware (servers, appliances) and software upgrades, migrations, and transformations.
• Design & Deployment: Architect, design, and deploy scalable DDI solutions (DNS, DHCP, IPAM) across new and existing environments, ensuring services are robust, consumable, and aligned with business needs.
• Risk Management: Perform risk assessments and proactively manage potential challenges, with a strong understanding of downstream service and user impacts.
• Stakeholder Engagement: Collaborate effectively with global teams across multiple time zones, providing clear communication to both technical and non-technical stakeholders.
• Project Delivery: Apply industry-standard project management methodologies to plan, document, and deliver infrastructure initiatives within defined governance frameworks.

Required Skills & Experience

• Proven expertise in enterprise-scale DDI environments
• Hands-on experience with: Cygna VitalQIP, EfficientIP, Infoblox, F5 BIG-IP DNS, AMS & AMM platforms
• Strong understanding of network protocols including TCP/IP, UDP, and DNS
• Demonstrated experience delivering complex infrastructure upgrades and migrations
• Excellent communication skills with fluency in English

Desirable Skills

• Experience with automation and scripting (e.g. Shell, Python, Ansible, JavaScript, VBA)
• Familiarity with APIs, JSON, and systems integration
• Experience working in Agile environments, including participation in ceremonies
• Working knowledge of tools such as JIRA

Disclaimer

Notwithstanding any guidelines given to level of experience sought, we will consider candidates from outside this range if they can demonstrate the necessary competencies. [Employer hidden — view at passion-project.co.uk] is acting as both an employment agency and an employment business, and is an equal opportunities recruitment business. [Employer hidden] embraces diversity and will treat everyone equally. Please see our website for our full diversity statement.