Software Engineer (Python)

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We’re working with a growing technology business looking to appoint an experienced backend-focused developer to support the continued evolution of a commercial SaaS platform used by enterprise clients.

This is a hands-on role within a collaborative technical team, focused on developing scalable backend functionality, improving system performance and contributing to long-term platform architecture.

The successful candidate will play a key role across the full software lifecycle, from planning and implementation through to deployment and optimisation.

Key Responsibilities

  • Develop and maintain backend functionality within a live SaaS environment
  • Design and integrate APIs and third-party services
  • Work closely with relational databases and data structures
  • Contribute to architecture discussions and technical decision-making
  • Support code quality, peer reviews and development standards
  • Collaborate with product and design teams on new functionality
  • Help ensure platform reliability, performance and security

Required Experience

  • Previous experience working on SaaS products or platforms
  • Professional experience with Python/Django or comparable backend frameworks
  • Strong knowledge of MySQL, PostgreSQL or similar relational databases
  • Experience building and consuming REST APIs
  • Experience with Git-based development workflows
  • Ability to work both independently and collaboratively
  • Experience scaling high-traffic or enterprise SaaS platforms
  • Exposure to cloud infrastructure, Docker or CI/CD environments
  • Performance optimisation experience within large applicationsAwareness of web application security best practices

#J-18808-Ljbffr”, “datePosted”: “2026-05-18”, “hiringOrganization”: { “@type”: “Organization”, “name”: “Populus Select Ltd”, “sameAs”: “https://uk.whatjobs.com/pub_api__cpl__435627003__4861?utm_campaign=publisher&utm_medium=api&utm_source=4861” }, “jobLocation”: { “@type”: “Place”, “address”: { “@type”: “PostalAddress”, “addressLocality”: “” } } }
Company: Populus Select Ltd
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Job Description:

We’re working with a growing technology business looking to appoint an experienced backend-focused developer to support the continued evolution of a commercial SaaS platform used by enterprise clients.

This is a hands-on role within a collaborative technical team, focused on developing scalable backend functionality, improving system performance and contributing to long-term platform architecture.

The successful candidate will play a key role across the full software lifecycle, from planning and implementation through to deployment and optimisation.

Key Responsibilities

  • Develop and maintain backend functionality within a live SaaS environment
  • Design and integrate APIs and third-party services
  • Work closely with relational databases and data structures
  • Contribute to architecture discussions and technical decision-making
  • Support code quality, peer reviews and development standards
  • Collaborate with product and design teams on new functionality
  • Help ensure platform reliability, performance and security

Required Experience

  • Previous experience working on SaaS products or platforms
  • Professional experience with Python/Django or comparable backend frameworks
  • Strong knowledge of MySQL, PostgreSQL or similar relational databases
  • Experience building and consuming REST APIs
  • Experience with Git-based development workflows
  • Ability to work both independently and collaboratively
  • Experience scaling high-traffic or enterprise SaaS platforms
  • Exposure to cloud infrastructure, Docker or CI/CD environments
  • Performance optimisation experience within large applicationsAwareness of web application security best practices

#J-18808-Ljbffr…

Posted: May 18th, 2026