Engineering Manager

dunnhumby is the global leader in Customer Data Science, empowering businesses everywhere to compete and thrive in the modern data-driven economy. We always put the Customer First.

Our mission: to enable businesses to grow and reimagine themselves by becoming advocates and champions for their Customers. With deep heritage and expertise in retail – one of the world’s most competitive markets, with a deluge of multi-dimensional data – dunnhumby today enables businesses all over the world, across industries, to be Customer First.

dunnhumby employs nearly 2,500 experts in offices throughout Europe, Asia, Africa, and the Americas working for transformative, iconic brands such as Tesco, Coca-Cola, Meijer, Procter & Gamble and Metro.

Join our Accelerators team at dunnhumby, where we build the powerful backend engines that drive insights for all our products. This team sits at the core of our data processing and decision science capabilities, operating at scale and solving complex problems across markets.

Our team has built a high-performance, in-house data processing engine in C/C++ specifically optimized for retail data. It consistently outperforms commercial solutions for our use cases, particularly in cost-efficiency and query performance at scale.

You’ll lead a team working with C, C++, Scala, Python, and GoLang, designing and optimizing algorithms and data structures that underpin the real-time insights we generate for global clients. Our stack runs on both Google Cloud and Microsoft Azure, offering exposure to large-scale distributed systems and cutting-edge infrastructure.

We are seeking a passionate Engineering Manager to lead a talented engineering team in designing and delivering high-quality, scalable solutions. We're looking for engineers who can bridge low-level system performance with modern data paradigms like Spark, Arrow, and Parquet. You will play a pivotal role in shaping product architecture, mentoring engineers, and driving technical excellence to create innovative products that redefine the industry.

Key Responsibilities

• Team Leadership: Lead, mentor, and develop a high-performing backend engineering team.
• Technical Ownership: Take end-to-end ownership of backend components built using C/C++, delivered as scalable microservices.
• Collaboration: Work closely with product managers and architects to define technical roadmaps.
• Best Practices: Champion best practices in design, development and DevOps.
• Innovation: Drive continuous improvement in developer productivity and engineering processes through innovation in tools, processes and automation.
• Compliance: Drive standards around security, compliance, and quality standards.
• Technical Mentorship: Provide technical mentorship to engineers across levels.

Skills And Qualifications

• Solid understanding of Object-Oriented Programming and development principles.
• Experience working with databases and efficient data management practices
• Hands-on experience in Agile development environments, including Scrum and Kanban.
• Strong knowledge of:
• High-level and low-level design (HLD, LLD).
• Micro-services architecture
• Design principles and distributed computing.
• Functional programming concepts.
• Commitment to high-quality coding, testing, and development practices.
• Hands-on experience with C/C++, Scala or GoLang
• A minimum of 10 years of engineering experience, with prior experience in people leadership.
• We're looking for engineers who not only write efficient code but can think systemically -challenging assumptions, spotting inefficiencies, and reimagining how data processing should be done.

Good-to-Have Skills

• Experience with version control software (preferably Git).
• Familiarity with CI/CD pipelines, Knowledge of Docker, Kubernetes.
• Understanding of distributed data processing frameworks such as Apache Spark or Apache Flink
• Familiarity with columnar data formats (e.g., Parquet, ORC)
• Experience with performance benchmarking, profiling tools, or low-level memory/CPU optimization
• Experience working in Cloud environments, particularly GCP and Azure.

What you can expect from us

We won’t just meet your expectations. We’ll defy them. So you’ll enjoy the comprehensive rewards package you’d expect from a leading technology company. But also, a degree of personal flexibility you might not expect.  Plus, thoughtful perks, like flexible working hours and your birthday off.

You’ll also benefit from an investment in cutting-edge technology that reflects our global ambition. But with a nimble, small-business feel that gives you the freedom to play, experiment and learn.

And we don’t just talk about diversity and inclusion. We live it every day – with thriving networks including dh Gender Equality Network, dh Proud, dh Family, dh One and dh Thrive as the living proof. Everyone’s invited.

Our approach to Flexible Working

At dunnhumby, we value and respect difference and are committed to building an inclusive culture by creating an environment where you can balance a successful career with your commitments and interests outside of work.

We believe that you will do your best at work if you have a work / life balance. Some roles lend themselves to flexible options more than others, so if this is important to you please raise this with your recruiter, as we are open to discussing agile working opportunities during the hiring process.

For further information about how we collect and use your personal information please see our Privacy Notice which can be found (here)