Principal Data Engineer

Dotdigital
London

About Us

The Company: Dotdigital is a thriving global community of passionate, dedicated professionals, committed to the collective success of the organization and its clients. Our core principles of innovation, teamwork, and client-focused solutions drive us to approach challenges with a growth mindset and take ownership of our work. At Dotdigital, collaboration and curiosity pave the way for meaningful connections and learning opportunities with diverse peers. Our work environment encourages knowledge sharing, fosters exploration, and cherishes creative ideas. Combined, these guide us towards a shared vision in which brands around the world exceed customer expectations through the adoption of responsible marketing practices.

The Product: Dotdigital is an all-in-one customer experience and data platform (CXDP) that empowers marketing teams to exceed customer expectations with highly personalized cross-channel journeys. With Dotdigital, marketers can seamlessly unify, enrich, and segment customer data. Breaking down data silos, Dotdigital streamlines decision-making and paves the way for marketing creativity that delivers customer engagement at scale. With powerful AI capabilities, Dotdigital makes it easy to automate deeply personalized experiences across web, email, SMS, WhatsApp, chat, push, social, ads, and more.

About the Role

We are on the lookout for a Principal Data Engineer to help define and lead the next generation of our data platform and data capabilities. You’ll play a key role in building scalable, resilient and intelligent data systems that power real time services, insights, products and decisions across Dotdigital.

As a Principal Data Engineer, you will be instrumental in driving the architecture, development and delivery of our data platform. You will lead key initiatives, provide technical direction and collaborate with product, analytics and data science teams to ensure data value is realised across the entire ecosystem. Working across the entire data lifecycle, you will help shape how data is collected, processed and consumed across Dotdigital.

Responsibilities:

  • Lead the design and implementation of scalable, secure and resilient data systems across streaming, batch and real-time use cases.
  • Architect data pipelines, model and storage solutions that power analytical and product use cases; using primarily Python and SQL via orchestration tooling that run workloads in the cloud.
  • Leverage AI to automate both data processing and engineering processes.
  • Assure and drive best practices relating to data infrastructure, governance, security and observability.
  • Work with technologists across multiple teams to deliver coherent features and data outcomes.
  • Support the data team to help adopt data engineering principles.
  • Identify, validate and promote new tools and technologies that improve the performance and stability of data services.

About You

Technical Expertise

  • Extensive experience delivering python-based projects in the data engineering space.
  • Extensive experience working with SQL and NoSQL database technologies (e.g. SQL Server, MongoDB & Cassandra).
  • Proven experience with modern data warehousing and large-scale data processing tools (e.g. Snowflake, DBT, BiqQuery, Clickhouse).
  • Hands on experience with data orchestration tools like Airflow, Dagster or Prefect.
  • Experience using cloud environments (e.g. Azure, AWS, GCP) to process, store and surface large scale data.
  • Experience using Kafka or similar event-based architectures e.g. (Pub/Sub via AWS SQS, Azure EventHubs, AWS Kinesis).
  • Strong grasp of data architecture and data modelling principles for both OLAP and OLTP workloads.
  • Capable in the wider software development lifecycle in terms of agile ways of working and continuous integration/deployment of data solutions.

Engineering Leadership

  • Experience as a lead or Principal Engineer on large-scale data initiative or product builds.
  • Demonstrated ability to architect data systems and data structures for high volume, high throughput systems.
  • Proven experience leading data platform modernisation or cloud migration projects.
  • Comfortable taking ownership of difficult data problems and driving them to resolution.

Bonus

  • Experience using ClickHouse as part of a data pipeline and analytics solution.
  • Experience using Databricks or similar data platforms.

Why Us

Don’t just take our word for it - hear what your future colleagues have to say about working in our team:

As a member of the Data Engineering team I have had the opportunity to work on a wide variety of data platforms, which not only broadens my knowledge base but also keeps me constantly engaged with evolving technologies. The team I work with is highly skilled team and truly inspiring. We motivate each other to innovate and excel in solving complex, large-scale problems with multi-terabyte datasets and high throughput rates. Moreover, Dotdigital embraces a relaxed and flexible work culture, ensuring the great balance between productivity and well-being. If you seek an environment that fosters personal and professional growth, Dotdigital's data team is the perfect match.

Interview Process

  • 15 min Screening Call with Talent Team
  • Stage 1: Role deep dive with hiring manager(s)
  • Stage 2: Technical interview with data team

Some of Our Global Benefits

  • Parental leave
  • Medical benefits
  • Paid sick leave
  • Dotdigital day
  • Share reward
  • Wellbeing reward
  • Wellbeing Days
  • Loyalty reward

DEI commitment

As an equal opportunities employer we are committed to equality in all its practices with regard to race, religion, national origin, age, sex, marital status, ancestry, physical or mental disability, veteran status, or sexual orientation. If you have any additional requirements or adjustments to assist an application then please don't hesitate to contact us and advise us how we can best support you.

Legal statement

No agencies/recruiters please. We are only accepting applications directly from the applicants. If you are a recruiter, please refrain from reaching out to our staff about this position. Anything contrary will be treated as unsolicited approach under the applicable data protection law.

Posted 2025-10-24

Recommended Jobs

English Teacher - Outstanding School in Nottingham (ECT’s...

Marchant Recruitment
London

English Teacher at an Outstanding School in Nottingham (January 2026 Start) Are you a passionate and inspiring English Teacher looking for a fantastic opportunity to shape young minds? We are recru…

View Details
Posted 2025-11-13

Teacher of English required - Camden

Marchant Recruitment
London

School Status & Location Sector: Leading All-Through Independent School (3-18). Borough: Camden (Inner London, England). Start Date: Permanent, full-time role commencing April 2026. The O…

View Details
Posted 2026-01-10

Financial Services Business Resilience Analyst

Brimstone Consulting
London

Financial Services Business Resilience Analyst Location: London (City) / Hybrid The Opportunity In an era of increasing digital complexity, the ability of the financial sector to withstand an…

View Details
Posted 2026-02-06

Data Engineer

UBDS Group
London

About UBDS UBDS Group helps organisations deliver meaningful digital transformations through modern technology solutions. We work with clients across the public and private sector to design and bu…

View Details
Posted 2026-02-06

School Receptionist - Independent School - Fulham

Marchant Recruitment
London

Our client is seeking a friendly, professional, and highly organised School Receptionist to join a welcoming independent school in Fulham. This is a busy, front-facing role, ideal for someone who enj…

View Details
Posted 2026-01-31

IT Technician | Lambeth

Marchant Recruitment
London

A well-resourced school in Lambeth is recruiting a technically confident IT Technician to join the team from January 2026. The IT Technician will deliver first-line support to staff and pupils, maint…

View Details
Posted 2025-11-29

Gen AI Engineering Manager As part of a global digital leader, you’ll have the chance to work on projects that tackle co... read more

Cortex IT Recruitment
Central London

As part of a global digital leader, you’ll have the chance to work on projects that tackle complex challenges and create a positive impact on society. Here, your ideas and expertise can help build a …

View Details
Posted 2025-09-18

Equity Research Insurance Associate

Morgan Stanley
London

Company Profile Morgan Stanley is a leading global financial services firm providing a wide range of investment banking, securities, investment management and wealth management services. The Firm'…

View Details
Posted 2026-02-15

Senior Quantity Surveyor

Foster & May Limited
London

A successful London construction consultancy with a top tier client base is seeking a Senior Quantity Surveyor who enjoys being part of a close-knit and supportive culture. The Senior Quantity Surve…

View Details
Posted 2026-02-24

Looking for a Passionate English Teacher in Enfield!

Marchant Recruitment
Enfield, Greater London

Job Title: English Teacher Location: Enfield Start Date: ASAP Nature: Full-Time/Permanent Inspire a love of language and literature in a supportive and ambitious learning environment.…

View Details
Posted 2026-02-25