Principal Data Engineer - GCP

Location: London (Hybrid) | Practice Area: Technology & Engineering | Type: Permanent

Shape the future of financial services through cloud-first data innovation

The Role
We’re looking for a Principal GCP Data Engineer to join our growing Technology & Engineering team in London. You’ll work with Tier 1 financial institutions on cutting-edge transformation programmes, using your deep expertise in Google Cloud Platform to build robust, scalable data solutions. This role is ideal for engineers who thrive on innovation, take ownership of challenges, and enjoy working in collaborative, agile teams.

What You’ll Do

• Design and build resilient, scalable data pipelines using GCP services such as BigQuery, Dataflow, and Dataproc.
• Collaborate closely with clients to define business requirements and architect fit-for-purpose data solutions.
• Apply engineering best practices across the SDLC, including CI/CD, testing, and version control using Git.
• Lead in the development of robust, tested, and fault-tolerant data engineering solutions.
• Support and mentor junior engineers, contributing to knowledge sharing across the team.

What We’re Looking For

• Strong hands-on experience with GCP including BigQuery, Pub/Sub, Cloud Composer, and IAM.
• Proven ability in Python, SQL, and PySpark; experience with data lakes, warehousing, and data modelling.
• Demonstrated knowledge of DevOps principles, containerisation, and CI/CD tools such as Jenkins or GitHub Actions.
• A track record of delivering data engineering solutions in agile environments.
• Confident communication skills, able to convey technical concepts to non-technical stakeholders.

Bonus Points For

• Experience with real-time streaming tools like Kafka or Spark Streaming.
• Exposure to MLOps practices and maintaining ML models in production.
• Familiarity with data visualisation tools such as Power BI, Qlik, or Tableau.
• Experience of developing applications on VertixAI is preferable
• Knowledge of both SQL and NoSQL solutions, and the ability to assess trade-offs between ETL and ELT.

Why Join Capco

• Deliver high-impact technology solutions for Tier 1 financial institutions
• Work in a collaborative, flat, and entrepreneurial consulting culture
• Access continuous learning, training, and industry certifications
• Be part of a team shaping the future of digital financial services
• Help shape the future of digital transformation across FS & Energy

We offer a competitive, people-first benefits package designed to support every aspect of your life:

• Core Benefits:Discretionary bonus, competitive pension, health insurance, life insurance and critical illness cover.
• Mental Health:Easy access to CareFirst, Unmind, Aviva consultations, and in-house first aiders.
• Family-Friendly:Maternity, adoption, shared parental leave, plus paid leave for sickness, pregnancy loss, fertility treatment, menopause, and bereavement.
• Family Care:8 complimentary backup care sessions for emergency childcare or elder care.
• Holiday Flexibility:5 weeks of annual leave with the option to buy or sell holiday days based on your needs.
• Continuous Learning:Minimum 40 Hours of Training Annually: Take your pick—workshops, certifications, e-learning—your growth, your way. Also, Business Coach assigned from Day One: Get one-on-one guidance to fast-track your goals and accelerate your development.
• Extra Perks:Gympass (Wellhub), travel insurance, Tastecard, season ticket loans, Cycle to Work, and dental insurance.

Inclusion at Capco
We’re committed to a barrier-free, inclusive recruitment process. If you need any adjustments at any stage, just let us know – we’ll be happy to help. We welcome applicants from all backgrounds. At Capco, we value the difference you make, and the differences that make you. Our #BeYourselfAtWork culture champions diversity, equity and inclusivity, and we bring a collaborative mindset to our partnerships with clients and colleagues. #BeYourselfAtWork is the cornerstone of our success and a value that our employees live and breathe every day. #LI-DNI

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