Senior Backend Developer, Python

Work Life Group

Senior Python Backend Developer for NATO focusing on refactoring monolithic applications and maintaining production-grade backend services. Requires 7+ years experience in Python backend development.

Posted 5/26/2026contractRemote • 🇧🇬 BulgariaSeniorWebsite

Tech Stack

Tools & technologies

CloudDockerKubernetesPython

About the role

Key responsibilities & impact

Refactor existing Python backend applications to support the decomposition of a monolith into smaller, decoupled services.
Identify pragmatic, low-impact changes that improve modularity and separation of concerns without unnecessary redesign.
Ensure application configuration and settings are environment-based and suitable for deployment across multiple environments.
Develop and maintain production-grade backend services and APIs in Python with focus on maintainability, reliability, and security.
Support the transition of applications toward containerized and automated deployment models, working closely with DevSecOps and platform engineers.
Improve code quality, testing, troubleshooting, and documentation to enable safe incremental change.
Troubleshoot and resolve functional, integration, and performance issues in existing backend services.
Document implemented changes and contribute to good backend engineering practices across the team.

Requirements

What you’ll need

7+ years of professional experience in backend software development, with Python backend engineering as the main professional focus.
Strong recent hands-on experience in Python backend development.
Proven experience building and maintaining production backend services and APIs.
Proven experience working in existing or legacy codebases and performing incremental refactoring.
Practical experience supporting the decomposition of monolithic applications into smaller, decoupled services.
Strong understanding of environment-based configuration, backend architecture, API design, and database design.
Good understanding of integration patterns, service boundaries, and maintainable backend design.
Familiarity with CI/CD practices, Git workflows, code reviews, and Agile/Scrum delivery.
Good understanding of secure coding practices and writing maintainable, well-tested code.
Strong analytical, debugging, communication, and documentation skills.
Experience with Docker and Kubernetes-based deployments.
Experience with message queues, event-driven architectures, or caching strategies.
Experience in cloud or hybrid environments.
Good spoken and written English.

Benefits

Comp & perks

🌐 Worldwide ❌ Jobs You've Hidden ⭐️ Saved Jobs ✅ Applied Jobs ✉️ Email Alerts 👤 Account Work Life Group Website LinkedIn All Job Openings 11 - 50 employees Founded 2012 🎯 Recruiter 👥 HR Tech Recruitment
HR Tech Work Life Group is a recruitment and staffing firm founded in 2018 that matches employers and candidates across a wide range of technical, administrative, and security-cleared roles. The company operates a global careers site, manages candidate and employee portals, and emphasizes respectful, responsive hiring practices and well-being for both hires and clients. With a small core team and a large network of contractors, WLG sources talent for IT, NATO/security, and other professional positions across many international locations. Senior Backend Developer, Python Job not on LinkedIn 🔥 0 minutes ago 🇧🇬 Bulgaria – Remote ⏳ Contract/Temporary 🟠 Senior 🔙 Backend Engineer Cloud Docker Kubernetes Python Apply Now Find Hiring Managers Customize resume + cover letter Report problem ☆ Save ☑️ Mark as applied ❌ Hide 📋 Description
Refactor existing Python backend applications to support the decomposition of a monolith into smaller, decoupled services.
Identify pragmatic, low-impact changes that improve modularity and separation of concerns without unnecessary redesign.
Ensure application configuration and settings are environment-based and suitable for deployment across multiple environments.
Develop and maintain production-grade backend services and APIs in Python with focus on maintainability, reliability, and security.
Support the transition of applications toward containerized and automated deployment models, working closely with DevSecOps and platform engineers.
Improve code quality, testing, troubleshooting, and documentation to enable safe incremental change.
Troubleshoot and resolve functional, integration, and performance issues in existing backend services.
Document implemented changes and contribute to good backend engineering practices across the team. 🎯 Requirements
7+ years of professional experience in backend software development, with Python backend engineering as the main professional focus.
Strong recent hands-on experience in Python backend development.
Proven experience building and maintaining production backend services and APIs.
Proven experience working in existing or legacy codebases and performing incremental refactoring.
Practical experience supporting the decomposition of monolithic applications into smaller, decoupled services.
Strong understanding of environment-based configuration, backend architecture, API design, and database design.
Good understanding of integration patterns, service boundaries, and maintainable backend design.
Familiarity with CI/CD practices, Git workflows, code reviews, and Agile/Scrum delivery.
Good understanding of secure coding practices and writing maintainable, well-tested code.
Strong analytical, debugging, communication, and documentation skills.
Experience with Docker and Kubernetes-based deployments.
Experience with message queues, event-driven architectures, or caching strategies.
Experience in cloud or hybrid environments.
Good spoken and written English. Apply Now 📊 Check your resume score for this job Improve your chances of getting an interview by checking your resume score before you apply. Check Resume Score Similar Jobs Freelance Python Django Developer 🕒 5 days ago Sword Group 1001 - 5000 ☁️ SaaS 🔒 Cybersecurity Website LinkedIn All Job Openings Freelance Python/Django Developer for a fast-growing project with a dynamic technical team. Fully remote with flexible collaboration and results-driven environment. 🇧🇬 Bulgaria – Remote 💵 €250 / year ⏳ Contract/Temporary 🟡 Mid-level 🟠 Senior 🔙 Backend Engineer 🗣️🇫🇷 French Required AWS Django Docker Google Cloud Platform Kafka Postgres Python SQL Lead Backend Engineer, Ruby On Rails 🕒 May 7 Sowelo Consulting sp. z o.o. sp. k. 11 - 50 🎯 Recruiter 🏢 Enterprise 👥 HR Tech Website LinkedIn All Job Openings Lead Backend Engineer with end-to-end project experience in a profitable, fast-moving mobile apps startup. Responsible for backend architecture and managing a team of engineers in a fully remote setup. 🇧🇬 Bulgaria – Remote 💵 $120k / year ⏳ Contract/Temporary 🟠 Senior 🔙 Backend Engineer Android AWS Cloud Distributed Systems iOS Ruby Ruby on Rails Senior Java Developer 🕒 March 18 High 5 Games 51 - 200 🎮 Gaming 🎲 Gambling 🤝 B2B Website LinkedIn All Job Openings Senior Java Developer enhancing H5G games and product platform by leveraging server side, Big Data, and AI technologies. Join a team to design and deliver scalable systems and services. 🇧🇬 Bulgaria – Remote ⏳ Contract/Temporary 🟠 Senior 🔙 Backend Engineer Cassandra Docker Gradle Java Jenkins MySQL SDLC Spring Spring Boot SpringBoot SQL Python Engineer II – Contract 🕒 January 16 Fliff Inc 11 - 50 🎮 Gaming ⚽ Sports 👥 B2C Website LinkedIn All Job Openings Middle Python Developer contributing to backend service development for Fliff's sports gaming platform. Collaborating to deliver reliable backend services using Python and Django. 🇧🇬 Bulgaria – Remote 💰 Venture Round on 2022-08 ⏳ Contract/Temporary 🟡 Mid-level 🟠 Senior 🔙 Backend Engineer Apache AWS Cloud Django Docker Grafana Kafka Postgres Prometheus Python Senior Python Engineer, Contract 🕒 January 16 Fliff Inc 11 - 50 🎮 Gaming ⚽ Sports 👥 B2C Website LinkedIn All Job Openings Senior Python Engineer delivering scalable distributed backend systems for sports gaming platform. Collaborate closely with the Sofia team using Python, Django, and Kafka. 🇧🇬 Bulgaria – Remote 💰 Venture Round on 2022-08 ⏳ Contract/Temporary 🟠 Senior 🔙 Backend Engineer Apache AWS Cloud Distributed Systems Django Docker Grafana Kafka Kubernetes Microservices NoSQL Postgres Prometheus Python SQL View More Backend Engineer Jobs 🌐 Worldwide Built by Lior Neu-ner. I'd love to hear your feedback — Get in touch via DM or support@remoterocketship.com Search Search Jobs by country Search jobs by city Search jobs by job title Search entry-level jobs Search junior-level jobs Search senior-level jobs Search jobs by tech stack Search jobs by contract type Search remote internships Search remote part-time jobs Remote jobs Anywhere in the World Companies Hiring Anywhere in the World Companies Hiring Sales People Anywhere in the World Companies Hiring Software Engineers Anywhere in the World Resources Advice Tips for finding remote jobs Interview questions and answers Resume examples Cover letter examples Post a job Affiliates Privacy policy Terms of service Job board SEO course AI Apply Copilot OpenClaw job finder Jobs by Country Remote jobs anywhere in the world (Worldwide remote jobs) Remote jobs United States Remote jobs Australia Remote jobs Brazil Remote jobs Canada Remote jobs France Remote jobs Ireland Remote jobs Germany Remote jobs Netherlands Remote jobs Spain Remote jobs UK Popular Jobs Remote data analyst jobs Remote customer support jobs Remote executive assistant jobs Remote marketing jobs Remote product designer jobs Remote product manager jobs Remote project manager jobs Remote recruiter jobs Remote sales jobs Remote software engineer jobs Jobs by Type Remote full-time jobs Remote part-time jobs Remote contract jobs Remote internship jobs Remote entry-level jobs Remote jobs with no experience required Remote junior jobs (1-3 years of experience) Digital nomad jobs Remote jobs with no degree required Freelance remote jobs Temporary remote jobs Remote jobs hiring now Stay at home mom jobs

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Hard Skills & Tools

Pythonbackend developmentAPI designmodular designrefactoringenvironment-based configurationsecure coding practicesdebuggingtestingdatabase design

Soft Skills

analytical skillscommunication skillsdocumentation skills