Senior Data Engineer

Senior Data Engineer

Department: Technology

Employment Type: Permanent - Full Time

Location: Belfast

Description

We're looking for a passionate and experienced Senior Data Engineer to join our growing team. You’ll play a key role in shaping the future of our commercial data pipelines and analytics capabilities by leading the design, migration, and implementation of robust data solutions across our cloud platforms.

Key Responsibilities

• Build, maintain, and optimize complex SQL queries and ETL processes
• Lead on the design and implementation of scalable data lakes and pipelines in AWS
• Collaborate with cross-functional stakeholders to gather requirements and translate them into technical solutions
• Provide second-line support and uphold data SLA commitments
• Mentor junior analysts and provide QA and peer-review support
• Document processes clearly and support business operations through ad hoc and regular data deliverables

Skills Knowledge and Expertise

• 5+ years in SQL and data warehousing, working with large datasets (500,000+ records)
• Advanced SQL query writing and performance tuning
• Experience with Microsoft SQL Server (SSRS, SSIS, SSAS)
• Cloud experience (AWS preferred; GCP or Azure also considered)
• Proven stakeholder engagement and translation of business requirements into technical specs

 Desirable Skills

• Experience with Python
• Strong Excel and familiarity with Power BI or Tableau
• Domain knowledge in retail, marketing, CRM, or loyalty sectors
• Degree in a quantitative subject

Benefits

• Annual Leave: 25 days + bank holidays
• Ability to buy and sell holiday days as well as the ability to bank days (tenure dependent) 
• Flexible working options: we are operating a hybrid working model with 3 days a week from the office
• Pension: Hargreaves Lansdown – 6% matched contribution 
• Employee share scheme
• Generous family friendly cover
• Private healthcare - Bupa 
• Income protection
• Critical illness cover
• Life insurance cover
• Dental cover
• Optical cover
• Yulife app for access to employee wellbeing and discounts 
• Perks at Work, cashback/discount shopping site
• Employee referral scheme 
• Salary sacrifice program which includes cycle to work scheme, electric car scheme and season ticket loans
• Volunteering program
• Company events i.e. Christmas party, all-company event and other social/hosted events during the year (we have an active social committee!)
• Team socials