Data Engineer

Sphere Digital Recruitment; Greater London; On-site; GBP 50,000 - 70,000; Full time

Job summary

A digital media agency in London is seeking a Data Engineer to design and build innovative technical solutions that enhance efficiency and performance. The role involves developing tools and platforms for both clients and internal teams, with strong emphasis on AI integration and cloud technologies. Ideal candidates will have experience in fast-paced environments, strong programming skills, and familiarity with modern data solutions. The position offers the chance to work with large-scale data and collaborate across various sectors.

Qualifications

• Experience delivering internal products in fast-moving environments.
• Proficiency in one or more modern programming languages such as JavaScript and TypeScript.
• Practical experience embedding AI into workflows.

Responsibilities

• Designing and delivering internal and client-facing tools.
• Identifying opportunities for innovation.
• Defining and promoting engineering best practices.

Skills

AI experience

Cloud platforms (GCP, Azure, AWS)

JavaScript or TypeScript

Data visualization

Advanced SQL

Tools

BigQuery

React

ETL/ELT tools

Job description

Data Engineer

• Must have AI/ Agentic AI experience
• UK based only - please don't apply if you need sponsorship

Digital-first media agency within inhouse media, creative, data and technology to help organisations unlock measurable growth. Operating as part of a wider international media and content group, we benefit from access to large-scale insights, advanced tools, and diverse audiences across multiple markets.

The role

This position focuses on designing and building technical solutions that improve efficiency, performance, and innovation for both clients and internal teams. You'll take ownership of solutions from concept through to delivery, creating automation, platforms, and tools that make a tangible impact.

The team

You'll be part of a data & analytics team developing tools and systems to be used across multiple regions and disciplines, including paid media, search, and content teams.

You'll collaborate closely with senior stakeholders across the business and occasionally develop bespoke solutions for large, well-known clients operating in sectors such as finance, travel, and online retail.

What you'll be doing

• Designing, building, and delivering internal and client-facing tools, applications, scripts, and platforms used by delivery teams on a daily basis
• Identifying opportunities for innovation and selecting appropriate technologies, frameworks, and architectures
• Defining and promoting engineering best practices, including testing, documentation, deployment, and monitoring
• Contributing to the ongoing development of proprietary media and analytics platforms
• Building cloud-based solutions that integrate multiple data sources via internal and external APIs
• Helping shape the technical roadmap and proposing new ideas and capabilities

What we're looking for

Technical experience

• Experience delivering internal products in fast-moving environments
• Strong background in cloud platforms (experience with GCP, Azure and AWS)
• Proficiency in one or more modern programming languages such as JavaScript and TypeScript
• Practical experience embedding AI into workflows, including agent-based frameworks, prompt/context design, and evaluation tooling
• Ability to build clear, effective data visualisations using modern BI or dashboarding tools
• Hands‑on experience with data warehousing solutions (e.g. BigQuery or equivalents)
• Advanced SQL skills for querying and transforming data
• Experience designing and deploying automated systems and workflows
• Familiarity with modern front-end frameworks (such as React)
• Exposure to ETL/ELT processes and tools is a plus

Sphere is an equal opportunities employer. We encourage applications regardless of ethnic origin, race, religious beliefs, age, disability, gender or sexual orientation, and any other protected status as required by applicable law.

If you require any adjustments or additional support during the recruitment process for any reason whatsoever, please let us know.