Company · 528 open roles

Careers at Three UK

Three UK has 528 active roles on ResuMinder right now. Score your CV instantly and use the ResuMinder extension to apply in seconds — no manual form-filling.

Active roles
528

Refreshed continuously

Median salary

Across active listings

Top hirers
Hottest cities
Newbury, England, gb159London, England, gb25Newbury, England, United Kingdom19Glasgow, Scotland, gb16Reading, England, gb10Bangor, Wales, gb9Belfast, Northern Ireland, gb9Oxford, England, gb8

All open roles

528 positions at Three UK

Three UK

Integration Senior Manager

Three UK·Newbury, England, gb

OnsiteFull-time81d ago

Overall accountability for the successful planning and integration of new and upgraded RAN sites into the network. Lead in creating a collaborative culture where internal and external stakeholders and partners are engaged, actively participate and have a common drive and ambition…

Information TechnologyMid-Senior LevelTelecommunications
Three UK

VodafoneThree - Data Architect and Interface Lead

Three UK·Newbury, England, gb

OnsiteFull-time82d ago

What you'll do Our organisation is a leading provider in the telecommunications and digital services sector, committed to delivering high-quality connectivity and innovative solutions to consumers and businesses. With a strong focus on digital transformation and operational excel…

OtherAssociateTelecommunications
Three UK

Senior AI Engineer

Three UK·Newbury, England, gb

OnsiteFull-time82d ago

As Senior AI Engineer you will be the technical practitioner within the AI engineering function, leading complex technical delivery of production-grade AI applications whilst mentoring and directing the engineering team. You will be building AI applications that work at scale: de…

OtherAssociateTelecommunications
Three UK

VodafoneThree - International Roaming Specialist

Three UK·Newbury, England, gb

OnsiteFull-time82d ago

We’re creating something special. We are joining forces to create the biggest mobile network provider in the UK. Through our collective strengths and talents, we will transform customers’ experience and create a best-in-class network for coverage, connectivity, and reliability, d…

FinanceAssociateTelecommunications
Three UK

Retail Customer Advisor (Winchester) - 16 Hours

Three UK·Winchester, England, gb

OnsiteFull-time82d ago

As a Retail Customer Advisor at Three UK, you will play a crucial role in understanding and meeting each customer's unique needs as they enter your store. Your dedication to customer service and your knowledge of our cutting-edge products and services will help us achieve unparal…

OtherEntry LevelTelecommunications
Three UK

Retail Customer Advisor (Rushden Lakes) - 30 hours

Three UK·Rushden, England, gb

OnsiteFull-time83d ago

As a Retail Customer Advisor at Three UK, you will play a crucial role in understanding and meeting each customer's unique needs as they enter your store. Your dedication to customer service and your knowledge of our cutting-edge products and services will help us achieve unparal…

SalesEntry LevelTelecommunications
Three UK

Retail Customer Advisor (Belfast - Castle Court) - 12 hours

Three UK·Belfast, Northern Ireland, gb

OnsitePart-time83d ago

As a Retail Customer Advisor at Three UK, you will play a crucial role in understanding and meeting each customer's unique needs as they enter your store. Your dedication to customer service and your knowledge of our cutting-edge products and services will help us achieve unparal…

SalesEntry LevelTelecommunications
Three UK

Retail Customer Advisor (Edinburgh - Gyle) - 16 hours

Three UK·Edinburgh, Scotland, gb

OnsitePart-time83d ago

As a Retail Customer Advisor at Three UK, you will play a crucial role in understanding and meeting each customer's unique needs as they enter your store. Your dedication to customer service and your knowledge of our cutting-edge products and services will help us achieve unparal…

SalesEntry LevelTelecommunications
Three UK

VodafoneThree - Fibre Capacity Analyst

Three UK·Newbury, England, gb

OnsiteFull-time83d ago

The Fibre Capacity Analyst is responsible for ensuring sufficient and cost‑efficient capacity across the fibre transport network (access, aggregation, and core), enabling reliable service delivery and headroom for growth. The role combines data analysis, capacity modelling, and c…

Information TechnologyAssociateTelecommunications
Three UK

Retail Customer Advisor (Accrington) - 30 hours

Three UK·Accrington, England, gb

OnsiteFull-time83d ago

As a Retail Customer Advisor at Three UK, you will play a crucial role in understanding and meeting each customer's unique needs as they enter your store. Your dedication to customer service and your knowledge of our cutting-edge products and services will help us achieve unparal…

SalesEntry LevelTelecommunications
Three UK

VodafoneThree - Service Assurance & Management Lead

Three UK·Newbury, England, gb

OnsiteFull-time83d ago

What you'll do Our organisation is a leading provider in the telecommunications and digital services sector, committed to delivering high-quality connectivity and innovative solutions to consumers and businesses. With a strong focus on digital transformation and operational excel…

OtherAssociateTelecommunications
Three UK

SMARTY Propositions & Revenue Specialist (P&L)

Three UK·Newbury, England, gb

OnsiteFull-time86d ago

This role works with SMARTY’s P&L and propositions manager to drive incremental revenue from SMARTY’s existing customer base. Optimising the performance of existing propositions such as Refer a friend and groups, as well as achieving P&L targets for Margin through base up-sell, u…

FinanceAssociateTelecommunications
Three UK

Retail Customer Advisor (Oxford Westgate) - 30 Hours

Three UK·Oxford, England, gb

OnsiteFull-time86d ago

As a Retail Customer Advisor at Three UK, you will play a crucial role in understanding and meeting each customer's unique needs as they enter your store. Your dedication to customer service and your knowledge of our cutting-edge products and services will help us achieve unparal…

SalesEntry LevelTelecommunications
Three UK

Retail Customer Advisor (Macclesfield) - 24 hours

Three UK·Macclesfield, England, gb

OnsitePart-time87d ago

As a Retail Customer Advisor at Three UK, you will play a crucial role in understanding and meeting each customer's unique needs as they enter your store. Your dedication to customer service and your knowledge of our cutting-edge products and services will help us achieve unparal…

SalesEntry LevelTelecommunications
Three UK

IT Partner Manager

Three UK·Newbury, England, gb

OnsiteFull-time87d ago

Join our IT teams, which is at the core of our digital future, analysing and operating all our internal and customer-facing systems, with the aim of delivering the best customer experience. None of it would be possible without our innovative teams, creating a connected future wit…

OtherMid-Senior LevelTelecommunications

VodafoneThree Commercial Partner Programme Manager

Three UK·Newbury, England, United Kingdom

OnsiteFull Time88d ago

VodafoneThree Commercial Partner Programme Manager at Three UK. Location: Newbury, England, United Kingdom. Role: managing funds, maintaining dashboard, overseeing certification Requirements: Proven partner programme or channel experience in B2B technology/telecoms; strong commer…

Three UK

VodafoneThree Commercial Partner Programme Manager

Three UK·Newbury, England, gb

OnsiteFull-time88d ago

We’re creating something special. We are joining forces to create the biggest mobile network provider in the UK. Through our collective strengths and talents, we will transform customers’ experience and create a best-in-class network for coverage, connectivity, and reliability, d…

MarketingAssociateTelecommunications
Three UK

VodafoneThree Commercial Manager, Partnerships

Three UK·Newbury, England, gb

OnsiteFull-time88d ago

We’re creating something special. We are joining forces to create the biggest mobile network provider in the UK. Through our collective strengths and talents, we will transform customers’ experience and create a best-in-class network for coverage, connectivity, and reliability, d…

MarketingAssociateTelecommunications

VodafoneThree - Senior Engineer - Gateway Functions

Three UK·Newbury, Berkshire, United Kingdom

OnsiteFull Time88d ago

VodafoneThree - Senior Engineer - Gateway Functions at Three UK. Location: Newbury, Berkshire, United Kingdom. Role: designing platforms, managing lifecycle, ensuring performance Requirements: Degree in telecommunications/engineering/computer science, deep knowledge of gateway pl…

Three UK

VodafoneThree - Senior Engineer - Gateway Functions

Three UK·Newbury, England, gb

OnsiteFull-time88d ago

What you’ll do The Network Engineering function is accountable for the design, delivery, and lifecycle management of the operator’s core network, ensuring secure, scalable, and high-performance connectivity that underpins all consumer and enterprise services. Within this function…

OtherAssociateTelecommunications

VodafoneThree - Technical Design Authority (Packet Core Services)

Three UK·Newbury, England, United Kingdom

OnsiteFull Time88d ago

VodafoneThree - Technical Design Authority (Packet Core Services) at Three UK. Location: Newbury, England, United Kingdom. Role: defining standards, reviewing designs, leading integration Requirements: Bachelor's degree in telecommunications/electrical engineering/computer scienc…

Three UK

VodafoneThree - Technical Design Authority (Packet Core Services)

Three UK·Newbury, England, gb

OnsiteFull-time88d ago

What you’ll do The Technical Design Authority (TDA) is accountable for the design and delivery of products and services within the Packet Core domain. The TDA will ensure all solutions are technically sound, meet business requirements, and align with the overall architectural str…

OtherMid-Senior LevelTelecommunications

VodafoneThree - Senior Engineer

Three UK·Newbury, England, United Kingdom

OnsiteFull Time88d ago

VodafoneThree - Senior Engineer at Three UK. Location: Newbury, England, United Kingdom. Role: designing platforms, managing lifecycle, assuring performance Requirements: Deep experience with packet core gateway functions (MME/AMF, GGSN, PGW, UPF, IPX/GRX, etc.), end-to-end 2G/4G…

Three UK

VodafoneThree - Senior Engineer

Three UK·Newbury, England, gb

OnsiteFull-time88d ago

What you’ll do The Network Engineering function is accountable for the design, delivery, and lifecycle management of the operator’s core network, ensuring secure, scalable, and high-performance connectivity that underpins all consumer and enterprise services. Within this function…

OtherAssociateTelecommunications

Tech stack signals

What Three UK hires for

Most-requested skills across active job descriptions.

TelecommunicationsAssociateOtherEntry LevelSalesMid-Senior LevelInformation TechnologyFinanceMarketing
Three UK careers — 528 open roles | ResuMinder | ResuMinder