Backend Engineer – Databases, APIs

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🕒 February 7

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M&C Saatchi Group

WebsiteLinkedInAll Job Openings

1001 - 5000 employees

Founded 1995

📱 Media

Media • Marketing

M&C Saatchi Group is a leading independent creative agency group founded in 1995. Headquartered in London, it operates across five core divisions: Connected Creativity; Passion Marketing; Global & Social Issues; Brand, Experience & Innovation; and Performance Media, serving clients across 23 countries. The Group emphasizes diversity of thought and brutal simplicity of thought in building teams and solving problems. Its global operations include major hubs in the UK, Europe, US, Middle East & Africa, Asia, and Australia. M&C Saatchi Group is committed to fostering an inclusive culture and operates as an equal opportunity employer, providing various employee benefits and development opportunities.

📋 Description

• Design and implement database schemas optimised for time-series, geospatial, multimedia, and relational data. • Build robust data-integration pipelines that ingest from multiple third-party APIs, handling inconsistencies, failures, and schema changes. • Develop and optimise API endpoints using Python and FastAPI to serve data efficiently and reliably at scale. • Implement caching strategies, materialised views, and denormalisation patterns to maintain responsive query performance. • Design coherent data models that reconcile disparate data sources into a unified internal schema. • Manage core database operations including migrations, indexing strategies, query optimisation, and performance monitoring. • Build resilient ETL processes with strong error handling, retry logic, and validation mechanisms. • Deploy and maintain data infrastructure on AWS, including RDS, Redis, S3, and MongoDB where required.

🎯 Requirements

• 3–5 years’ experience in backend development with a strong focus on databases. • Deep expertise in PostgreSQL, including schema design, indexing, query optimisation, and stored procedures. • Strong proficiency in Python, with hands-on experience using FastAPI or similar frameworks. • Experience designing data models for complex, multi-source systems. • Hands-on experience building large-scale integrations with third-party APIs. • Solid understanding of data consistency, transactions, and failure-handling patterns. • Experience with AWS data services (RDS, S3, MongoDB, Redis). • Strong SQL skills and the ability to write efficient queries on large datasets. • Familiarity with AI-assisted development tools (e.g., Claude Code, GitHub Copilot).

🏖️ Benefits

• 27 days holiday per year • Pension contributions • Private healthcare • Discounted dental insurance • Enhanced maternity/parental leave • Cultural stimulation allowance - £250 per person per year • Half days off before bank holidays • Emergency care days for dependants • Up to 5 days volunteering leave per year to work for a registered charity • Up to 10 days special emergency leave per year • Season Ticket loan • Payroll Giving Scheme • Thursday drinks to unwind and socialize • An annual Summer and Christmas party • Commitment to Diversity and Inclusion with inclusive bank holidays • Learning opportunities around D&I, targeted mentoring programmes and participation in active Employee Led Networks and associated events.