Job
Senior EUC Engineers - Exchange
Job type:Contract
Town/City:London
County:Remote
Salary/Rate:£500 - £550 per day
Business Sector:IT
Job ref:BBBH154258
Post Date:April 16, 2026
Senior EUC Engineer -Exchange Design
Role: Senior EUC Engineer - Exchange
Contract Length: 3-6 Months
Location: Fully Remote with Occasional Travel
Start Date: ASAP
Rate: £500 to £540 per day
Travel: Occasional travel required for design workshops and key delivery phases
Overview
We're looking for a Senior EUC Engineer with strong Microsoft Exchange design experience to support ongoing messaging platform improvements within a complex enterprise environment.
This role is primarily design-focused, covering Exchange architecture, hybrid environments, and migration planning. You'll work closely with infrastructure and cloud teams to design scalable, secure messaging solutions across on-prem and cloud platforms.
Key Responsibilities
- Design and implement Microsoft Exchange architecture across hybrid and cloud environments
- Lead the design and planning of Exchange migrations and upgrades
- Produce High-Level and Low-Level Design documentation (HLD/LLD)
- Design mail flow architecture, including routing and connectors
- Define high availability and disaster recovery strategies
- Design and support Exchange Hybrid deployments
- Provide technical leadership during implementation phases
- Troubleshoot complex messaging and platform-level issues
- Work with infrastructure and security teams to align designs with enterprise standards
Required Experience
- Strong experience designing Microsoft Exchange environments
- Proven experience with Exchange Hybrid architecture
- Experience delivering Exchange migrations (on-prem to cloud or hybrid)
- Strong knowledge of:
- Mail flow design
- Hybrid Exchange
- High availability and DR
- Experience producing HLD and LLD documentation
Technical Environment
- Microsoft Exchange Online
- On-Prem Exchange (2016/2019)
- Microsoft 365
- Microsoft Entra ID / Active Directory
- PowerShell scripting
- SMTP and mail flow design
Desirable Experience
- Large-scale Exchange Online migrations
- Tenant-to-tenant migrations
- Email security and compliance solutions
- Experience within regulated environments
Deliverables
- Exchange architecture designs
- Hybrid and migration design documentation
- Mail flow and security models

