Role Title: DDI Specialist - DNS, DHCP and IPAM Start Date: April 2026 End Date: 30 November 2026 Contract Rate: £500 day rate INSIDE IR35 Location: Sheffield and Birmingham Onsite Requirement: 3 days per week Number of Positions: 2 Company Introduction We are seeking a highly skilled DDI (DNS, DHCP & IPAM) subject matter expert with extensive experience in the DDI technology space to join our tier 1 banking client for a contract until end of November. Required Skills/Experience The ideal candidate will have the following: Infrastructure Projects:Demonstrated experience in planning, implementing, and supporting large-scale DDI infrastructure projects, including both physical (servers, appliances) and logical (software versions, product changes, data migrations) upgrades and migrations. Design and Deployment:Expertise in designing, deploying, and operationalizing DDI (DNS, DHCP, IPAM) infrastructure across new environments, ensuring a consumable and scalable service for internal stakeholders. Risk Management:Solid understanding of risk assessment and management, including the ability to address headwind challenges and assess downstream user or service impacts. Communication Skills:Excellent communication and interpersonal skills, with the ability to work constructively and collaboratively within a team as well as independently, across time zones, geographies, and languages. Proficiency in English is essential. Project Management:Understanding of industry-standard project management methodologies, tooling, and governance, with a proven track record of planning, documenting, and managing infrastructure project implementations. Technical Expertise:Must have expert-level engineering experience with DDI technologies such as Cygna VitalQIP, AMS & AMM's, EfficientIP, Infoblox, and F5 BIG-IP DNS. Network Protocols:Experience with network protocols including TCP/IP, UDP, and DNS. Automation and Scripting:Familiarity with automation and scripting languages (shell, Ansible, VBA, Python, JavaScript, JSON, API integration or development) is advantageous but not mandatory. Agile Experience:Experience working in an Agile team, participating in agile ceremonies, and a working knowledge of JIRA is beneficial. If you are interested in this opportunity, please apply now with your updated CV in Microsoft Word/PDF format. 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. Square One is acting as both an employment agency and an employment business, and is an equal opportunities recruitment business. Square One embraces diversity and will treat everyone equally. Please see our website for our full diversity statement.