Senior Backend Developer (Python) - Remote

Senior Backend Developer (Python) Remote Contract

Remote Contract Start: September 2026

We're recruiting for an experienced Senior Backend Developer to join a high-profile international technology programme focused on building scalable, data-driven applications. This is an exciting opportunity to work on modern backend architecture, processing complex geospatial and temporal data within a collaborative engineering environment.

This is a hands-on role where you'll take ownership of features from design through deployment, working closely with architects, data engineers and software developers to deliver robust, production-grade solutions.

What you'll be doing

• Design and develop scalable backend services using Python and FastAPI

• Build RESTful APIs and microservices

• Develop data pipelines supporting large-scale analytics platforms

• Work with Neo4j graph databases and relational databases such as PostgreSQL or SQL Server

• Collaborate with cross-functional engineering teams to design clean, maintainable software using Domain-Driven Design (DDD)

• Write high-quality, well-tested code and contribute to code reviews

• Support CI/CD pipelines, containerised deployments and cloud-native development

• Troubleshoot performance issues and contribute to architectural decisions

Essential Skills & Experience

• Strong commercial experience with Python

• Production experience with FastAPI

• Solid understanding of REST APIs and microservice architectures

• Experience applying Domain-Driven Design (DDD)

• Strong SQL skills with PostgreSQL and/or SQL Server

• Hands-on experience with Neo4j graph databases

• Experience working with Docker and Kubernetes

• Knowledge of CI/CD pipelines and Git

• Understanding of secure software development principles

• Excellent communication skills and experience working within Agile teams

Desirable Experience

• Databricks

• Microsoft Azure

• Event-driven architectures (Kafka, MQTT, Azure Event Hubs, etc.)

• Geospatial or time-series data

• Observability tools such as Prometheus, Grafana or OpenTelemetry

Eligibility

Due to project requirements, applicants must be citizens of a NATO member country and currently reside within a NATO member country.

Contract Details

• Fully remote

• Start: September 2026

• Initial contract through December 2026, with potential for extension

• International engineering programme

• Opportunity to work with modern technologies on technically challenging projects

If you're an experienced Python Backend Developer looking to work on large-scale distributed systems using modern engineering practices, we'd love to hear from you.

Apply today with your latest CV for a confidential discussion.