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Job ID Location Work Location
20001N Reading Reading Office (GBM)
Job Type Contract Type Hours Per Week
Professional Full-time 37.5
Shift Pattern Closing Date
Standard Working Week N/A

At Three, our goal is to be the best loved brand by our people and customers by 2021 by being Customer Driven, Agile and Collaborative in the way we work. To enable this, our Tech and Ops Transformation will help to ensure end-to-end ownership and clear accountabilities, as well as our competitiveness as a business through our Transformation delivery teams.

As a part of Chapter 2 and Building on the launch of the Worlds 1st Telco Cloud Core we are growing the Technical Delivery Team to support the evolution of the Maya Programme and incremental business demand in areas such as 5G and the upcoming Rebus releases.

This is a fantastic opportunity to be part of a team working on exciting new technologies which provide a platform for growth and agility to meet our goal to double the size of the business. You’ll be accountable for providing technical leadership, and delivery governance to support our architecture and business objectives for the Subscriber Management domain.

Applicants will go through a T&O resourcing assessment process. For any further details, please take a look at our T&O recruitment hub.

Where possible we’re committed to flexible working and supporting our employees to have the right work life balance. Do however note, if you choose to apply for a different work location you will not have any eligibility for relocation support or travel allowances.

Accountable for providing technical leadership and governance to adhere and deliver against Threes architecture, technical and business objectives


Support Technical domain lead to build and prioritising the 18 month technical and budget roadmap.

Develop and manage the relationship with internal stakeholder and partners to support and deliver our requirements and the contracted outcomes to budget, time and quality

Provide the technical leadership and direction to our partners

Accountable for capacity and performance of the Subscriber Management domain

Provide technical leadership to the various SI teams and the supplier in governing the solution architecture and ensuring solution design meets the business outcomes.

Define of technical requirement specification and work with the partner management/procurement team to contract the delivery of requirements. 
Ensure the delivery of the solutions conforms to contractual outcomes and timescales.

Support the Programme and Project Manager in project planning, risk and issue management and the budgeting process.

Support the Technical Domain Lead to impact assess, build and prioritise 18 month technical and budget roadmap.

Manage the performance and capacity of the technical domain. 

Build and manage excellent working relationship with our partners and developing this to meet our current and future needs

Demonstrable experience of providing technical, decision making and problem solving leadership for a technical domain and can demonstrate setting technical direction and quality/ standards for delivery and design.


Demonstrate the ability to communicate with multiple stakeholders within the organization to act as the liaison between the business, other technical communities and the 3rd party delivery teams onshore and offshore to ensure the delivery of the business requirements. This should include the ability to convert business requirements into a technical solution and vice versa. As well, technical solutions into designs, test strategies, delivery plans and operational artefacts.

Experience in working in an environment where you have managed delivery to a predetermined contractual/ business outcome and know how to influence/ negotiate technical outcomes with 3rd parties including conflict resolution due to changing priorities.

You will have provided direction large technical delivery programmes that include complex integrations spanning multiple technology domains and stakeholders including working with a systems Integrator to deliver contracted outcomes.

Proven capability to communicate the realisation of transformation benefits, articulate complex problem statements simply and manage escalations through to successful resolution

Strong commercial and partner management experience, including managing interlocking dependencies across multiple contracts, understanding of the use of complex commercial frameworks to assure the deliverable of 3rd commitments and contracted outcomes from our 3rd partners.

Domain specific knowledge & experience
  • In depth understanding of delivery Subscriber Management solutions.
  • In depth understanding of Subscriber Management Architecture and principles including AuC, HLR, HSS, MNP, EIR, UDR and SPR.
  • Deep knowledge in Telco Cloud Nokia SDM and Shared Data Layer is a plus.

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Three are a proud signatory of the Tech Talent Charter (TTC), working across industries to drive greater inclusion and diversity in technology roles.

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