Software Developer (Python & Django)

X4 Group Ltd; City Of London; Hybrid; GBP 80,000 - 100,000; Full time

Job summary

A public sector organization is seeking a Software Developer with expertise in Python and Django to enhance existing systems. The role requires strong database skills, especially in PostgreSQL, and the ability to work collaboratively in a hybrid setup. Candidates must hold live and active security clearance. Starting in January, the position is ideal for those who enjoy continuous improvement in a supportive engineering environment.

Qualifications

• Strong hands-on experience with Python and Django framework.
• Solid understanding of relational databases, especially PostgreSQL.
• Exposure to distributed task/job-queue systems like Celery is a plus.

Responsibilities

• Enhancing and maintaining a server-side application built with Python/Django.
• Performing database work including data loads and optimisation.
• Collaborating with colleagues to streamline code and reduce complexity.

Skills

Python

Django

PostgreSQL

Celery

JavaScript

Job description

Software Developer (Python/Django)

Hybrid Onsite 2 Days/Week (UK)

Must Have: Live & Active Security Clearance From Day One

Start: January

Outside IR35 Public Sector

We re partnering with a public sector organisation to find a talented Software Developer to join their team from January. This role is ideal for someone who enjoys enhancing established systems, collaborating within a supportive engineering environment, and delivering steady, thoughtful improvements to a widely used platform.

Software Developer What You ll Be Working On

• Enhancing and maintaining a server-side application built with Python/Django
• Performing database work including data loads, optimisation, and schema changes using PostgreSQL
• Supporting and refining a Celery-based background task system
• Collaborating with colleagues to streamline code, reduce legacy complexity, and plan future enhancements
• Helping introduce a more modern browser experience using JavaScript where relevant

Software Developer What We re Looking For

• Strong hands‑on experience with Python and the Django framework
• Solid understanding of relational databases, especially PostgreSQL
• Exposure to distributed task or job‑queue systems such as Celery (or similar)
• Interest in improving older systems and adopting updated approaches
• A collaborative mindset and ability to work within a team focused on sustainable, incremental improvement
• Must have live and active security clearance from the offset (essential requirement)

Role Details

• Hybrid onsite 2 days per week
• Outside IR35 contract
• Public sector environment
• Start date: January