Lead Domain Architect - Telecoms

Project Title: Enterprise Architecture & OSS Transformation

Location: Hybrid London-centric role (3 days onsite)

Start Date: Immediate start

Duration: 3-month contract

Project aspirations and success criteria

? Establish a structured architectural function to support multi-vendor development.

? Successfully transition to an outcome-based delivery model.

? Ensure high-quality HLD/LLD documentation to facilitate development teams.

Project current state

? Engineering oversight is stretched due to a small internal team.

? Existing architecture is high-level, requiring a team to break it into HLD/LLD.

? Need to drive Endava's engineering teams more effectively.

Existing/target team and support infrastructure for team member

? Collaboration with senior stakeholders, including Architectural Lead, Engineering Managers, and Endava engineers.

? Expected to act as a virtual member of the leadership team.

Success criteria for candidate

? Develop and oversee the implementation of high-quality architectural designs.

? Lead coordination between vendors, MSPs, and internal teams.

? Support the transition to an outcome-based delivery model.

Why is this role attractive to the candidate?

? Opportunity to influence a large-scale transformation within a global telecoms company.

? High-level stakeholder engagement and leadership responsibilities.

? Exposure to cutting-edge telecom and cloud-based architectures.

Responsibilities

? Translate end-to-end system architecture into detailed HLD/LLD documentation.

? Engage with AWS and Telco Cloud environments.

? Work closely with multi-vendor teams to streamline delivery.

? Drive strategic technical decisions aligned with business objectives.

Technical and Business Requirements

Technical Experience Minimum Years

Networking/OSS Architecture 5+

Cloud & Edge Computing (AWS, OpenStack, Linux) 3+

Telecoms (OSS/BSS Integration) 5+

Agile/SAFe Delivery 3+

Business Experience Minimum Years

Stakeholder Engagement (Exec -3, Exec -4 Level) 3+

Vendor & MSP Coordination 3+

Transitioning to Outcome Based Delivery 2+

Soft skills requirements

Key behaviours required for the candidate to be successful:

? Strong leadership and communication skills.

? Ability to work in a multi-vendor environment.

? Problem-solving mindset and adaptability.

Market experience

Experience Minimum Years

Telecoms 5+