Overview

Ready to build smarter, faster, AI-driven solutions that transform digital marketing?

We are seeking a Senior Backend Python Developer to support the development of our AI-driven marketing platform, with a strong focus on performance, scalability, and data pipeline architecture. This role is ideal for someone experienced in backend API development and working with modern data infrastructure.

At Ask BOSCO, we're on a mission to help brands spend smarter with our award-winning predictive analytics platform. As our Senior Backend Python Developer, you will shape the future of a high-growth MarTech product, lead technical strategy, and work directly with founders, data scientists, and clients to deliver impactful, intelligent solutions.

If you re looking for a role where your voice matters, your technical brilliance is valued, and your work directly influences product growth and innovation, we d love to hear from you.

The Role at a Glance: Senior Python Developer – Remote Working / Leeds, HQ 2 Days per month – £70,000 - £90,000 DOE. Benefits include a 4-day week, 23 days annual leave + bank holidays, health insurance, retail & leisure perks, and an electric car scheme.

You ll need to feel comfortable in the company of our well-behaved office dog, Roxy.

What You ll Be Doing

You ll support the design and development of scalable Python applications that power our AI-driven marketing platform. From architecting robust systems to guiding our technical roadmap, you ll work cross-functionally to turn strategy into powerful, real-world solutions. You ll champion engineering excellence, embedding best practices, and driving innovation through clean code, collaboration, and continuous improvement.

Your Expertise / Qualifications

• Python
• Automated testing
• Build pipelines with containers, automated quality checks, etc.
• Modern development practices and environments
• API development with Falcon framework
• Experience working in a pragmatic startup and managing ambiguity
• Good understanding of authentication and authorisation (we currently use NextAuth/JWT)
• Experience with Google Cloud Platform
• Understanding of PostgreSQL and data modelling
• Exposure to BigQuery would be beneficial
• Exposure to Infrastructure as Code tools such as Terraform

What You ll Bring

Highly experienced Developer with experience of backend API development and working with modern data infrastructure.

About ASK BOSCO

Join us at ASK BOSCO and bring your Python expertise to a team that values innovation, balance, and impact. If you re eager to lead, build, and leave your mark on a high-growth MarTech platform – all while enjoying a smarter 4-day work week – apply now and let s build something extraordinary together.

At ASK BOSCO, everybody is invited with open arms. We believe that fostering an inclusive and fair work environment is at the heart of our mission. As an equal opportunity employer, we embrace individuals from all walks of life, irrespective of race, colour, nationality, ethnicity, religion, national origin, sexual orientation, age, marital or family status, disability, gender identity or expression or any other legally protected status. We strive for a culture that celebrates and incorporates diverse backgrounds and experiences.

Application notice

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