Sr. Python Developer

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Overview

UK/EU – Talent Manager – Digital/Fintech Expert/Business Development – Transforming careers – President Circle Winner !!

We are seeking a highly experienced Senior Python Developer with a proven track record of designing, developing, and optimizing large-scale applications. This role is ideal for someone who thrives in complex problem-solving, writes clean and efficient code, and understands the bigger picture of software architecture and design.

Key Responsibilities

  • 12+ years of experience in Python development with expertise in OOP and software design principles.
  • Write and optimize complex SQL queries for PostgreSQL, MySQL, or SQL Server.
  • Work in Linux environments, including bash scripting and deployment automation.
  • Manage and schedule workflows using Autosys.
  • Collaborate with teams using GIT (branching strategies, pull requests, and merging workflows).
  • Track and manage project tasks using JIRA within an Agile framework.
  • Apply Test-Driven Development (TDD) and Behavior-Driven Development (BDD) practices, leveraging Behave and PyTest for unit and integration testing.

Why You’ll Love It Here

  • Work on exciting, high-impact projects.
  • Collaborate with some of the brightest minds in the field.
  • Competitive pay, great benefits, and opportunities to lead.

Seniority level

  • Mid-Senior level

Employment type

  • Full-time

Job function

  • Engineering, Design, and Information Technology
  • Industries
  • Banking, IT Services and IT Consulting, and Business Consulting and Services

#J-18808-Ljbffr”, “datePosted”: “2026-04-11”, “hiringOrganization”: { “@type”: “Organization”, “name”: “Ascendion”, “sameAs”: “https://uk.whatjobs.com/pub_api__cpl__402703595__4861?utm_campaign=publisher&utm_medium=api&utm_source=4861&geoID=5211” }, “jobLocation”: { “@type”: “Place”, “address”: { “@type”: “PostalAddress”, “addressLocality”: “Bromley” } } }
Company: Ascendion
Apply for the Sr. Python Developer
Location: Bromley
Job Description:

Overview

UK/EU – Talent Manager – Digital/Fintech Expert/Business Development – Transforming careers – President Circle Winner !!

We are seeking a highly experienced Senior Python Developer with a proven track record of designing, developing, and optimizing large-scale applications. This role is ideal for someone who thrives in complex problem-solving, writes clean and efficient code, and understands the bigger picture of software architecture and design.

Key Responsibilities

  • 12+ years of experience in Python development with expertise in OOP and software design principles.
  • Write and optimize complex SQL queries for PostgreSQL, MySQL, or SQL Server.
  • Work in Linux environments, including bash scripting and deployment automation.
  • Manage and schedule workflows using Autosys.
  • Collaborate with teams using GIT (branching strategies, pull requests, and merging workflows).
  • Track and manage project tasks using JIRA within an Agile framework.
  • Apply Test-Driven Development (TDD) and Behavior-Driven Development (BDD) practices, leveraging Behave and PyTest for unit and integration testing.

Why You’ll Love It Here

  • Work on exciting, high-impact projects.
  • Collaborate with some of the brightest minds in the field.
  • Competitive pay, great benefits, and opportunities to lead.

Seniority level

  • Mid-Senior level

Employment type

  • Full-time

Job function

  • Engineering, Design, and Information Technology
  • Industries
  • Banking, IT Services and IT Consulting, and Business Consulting and Services

#J-18808-Ljbffr…

Posted: April 11th, 2026