Software Developer Back End
Join to apply for the Software Developer Back End role at M+C Saatchi UK
This full‑time role is based in the London office on a hybrid basis.
About the Role
We're looking for a Back End Developer to design and operate scalable APIs and data systems on AWS. You’ll lead a small team of engineers delivering customer‑facing APIs and robust ETL data ingestion pipelines.
Key Responsibilities
* Design, build, and operate Python/FastAPI‑based API services deployed on AWS ECS
* Develop and optimize ETL pipelines and automation workflows for reliable data ingestion
* Own API design, performance optimisation, security, and observability
* Provide technical leadership and mentorship; coordinate delivery with product and data teams
* Ensure best practices in CI/CD, infrastructure‑as‑code, and containerised deployments
About You / Requirements
* Strong experience with Python and production FastAPI services
* Familiar with data science tools such as Pandas, NumPy, and Jupyter
* Hands‑on expertise with AWS services: Lambda, ECS, S3, RDS/DynamoDB, IAM
* Experience building customer‑facing REST APIs and data ingestion pipelines
* Demonstrated leadership and mentoring ability in small engineering teams
* Practical experience with CI/CD, Infrastructure as Code, Airflow/dbt, and Docker containerisation
Technical Skills
* Programming & Frameworks: Python, FastAPI
* Data Science Tools: Pandas, NumPy, Jupyter
* DevOps & CI/CD: Infrastructure as Code (e.g., Terraform/CloudFormation), CI/CD pipelines, Docker containerisation
* Team Leadership: Technical mentoring, delivery coordination with product/data partners
Applications Close
Wednesday 12 November 2025. No Recruiters.
What We Offer
A competitive salary and benefits package that includes 27 days holiday per year, pension contributions, private healthcare, discounted dental insurance, enhanced maternity/parental leave, plus a whole host of others including:
* Cultural stimulation allowance - £250 per person per year
* Half days off before bank holidays
* 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
* Our commitment to Diversity and Inclusion sees us offer inclusive bank holidays
We also offer learning opportunities around D&I, targeted mentoring programmes and the opportunity to participate in several active Employee Led Networks and associated events. Finally, this role will be supported with all the necessary personal development required to set someone up for success.
M+C Saatchi Group has pledged its commitment to create a company that values difference, with an inclusive culture. As part of this, M&C Saatchi Group continues to be an Equal Opportunity Employer which does not and shall not discriminate, celebrates diversity and bases all hiring and promotion decisions solely on merit, without regard for any personal characteristics.
All employee and candidate information is kept confidential according to General Data Protection Regulation (GDPR).
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