Job Description
We have one open position of AWS Cloud Lead/Architect with one of our client based at London/Reading, UK. This is a Contract position with our client. Below is the job description for your reference. Please share your application once you are interested.
Role: AWS Cloud Lead/Architect(SC Cleared)
Location: London/Reading, UK
Mode: Contract
Job Description:
The Lead Cloud Architect is the technical authority and design owner for cloud migration and modernisation programme. They are accountable for defining the end-to-end cloud strategy, shaping the Landing Zone architecture, and overseeing all technical designs and implementation across AWS infrastructure, security, identity, networking, migration planning, and EUC (Amazon WorkSpaces/Citrix modernisation).
This role ensures that all architectural decisions are aligned to the functional, non-functional, financial, and security requirements, including resilience, Conditional Access, CIS/NCSC compliance, and cost efficiency. The Lead Architect provides technical governance across all phases: Discovery, Strategy & Design, Landing Zone Build, Amazon WorkSpaces deployment, Pilot & Full Migration, and BAU transition.
Key Responsibilities
1. Architectural Leadership & Technical Governance
* Act as the overall technical design authority, ensuring cohesion across all workstreams.
* Lead workshops with SMEs to validate requirements.
* Own and maintain the Cloud Architecture Blueprint.
* Conduct architecture assurance across offshore and onshore teams.
* Chair and drive the Technical Design Authority (TDA) process.
2. Discovery, Assessment & Cloud Strategy
* Lead and validate discovery findings.
* Develop Target Architecture and Migration Roadmap.
* Produce cloud adoption strategy aligned to public-sector frameworks.
3. Landing Zone Design & Governance Controls
* Design secure multi-account AWS Landing Zone.
* Define SCP guardrails, IAM role model, logging, monitoring, KMS strategy.
* Ensure compliance with CIS, NCSC, Cyber Essentials.
* Oversee network segmentation, VPC connectivity, and DR patterns.
4. EUC & Amazon WorkSpaces/Citrix Modernisation Design
* Lead architecture for virtual desktop estate.
* Oversee FSLogix, conditional access, MFA, RBAC.
* Provide technical assurance during UAT and rollout.
5. Migration Planning & Execution Governance
* Own migration architecture, runbooks, and cutover plans.
* Select pilot workloads and define success criteria.
* Oversee AWS MGN/CloudEndure migrations.
* Provide technical escalation during cutovers.
6. Security, Identity & Compliance Assurance
* Ensure encryption, MFA, identity federation, patching, and threat detection.
* Embed compliance into solution design.
* Oversee security engineer deliverables.
7. Operational Readiness, Hypercare & BAU Transition
* Define operational model, dashboards, alerting rules.
* Lead defect triage and tuning during hypercare.
* Shape steady-state governance and FinOps optimisation.
Key Deliverables
* Cloud Adoption Strategy
* Target Architecture (HLD/LLD)
* Landing Zone Architecture Pack
* Detailed Implementation Plan
* EUC/WorkSpaces/Citrix design
* Migration Strategy & Runbooks
* Security & Compliance Architecture
* Operational Readiness & Handover Packs
Required Skills & Experience
* 10+ years cloud architecture; 5+ years AWS in regulated sectors.
* Deep knowledge of: AWS Organisations, Control Tower, IAM, VPC, WorkSpaces, AppStream, FSLogix, AWS MGN, Terraform/CloudFormation, KMS, GuardDuty, CloudTrail, Entra ID.
* Strong stakeholder communication.
* Experience defining governance, stage-gate assurance.
Soft Skills
* Strong communicator
* Structured thinker
* Risk-focused
* Delivery-oriented
Preferred Certifications
* AWS Solutions Architect - Professional
* AWS Security Specialty
* AWS Networking Specialty
* ITIL
Recruiter Email: nitinsharma@thriveitsystems.com