> Markdown version of [/jobs/ext/3559368-lead-python-engineer](https://www.wearedevelopers.com/jobs/ext/3559368-lead-python-engineer). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Lead Python Engineer - **Company:** Excella Co - **Location:** Arlington, VA, United States - **Experience:** Expert - **Salary:** $139,400.0 - $190,000.0 - **Contract:** Permanent contract - **Skills:** Clean Code Principles, Agile Methodology, Airflow, Amazon Web Services, Microsoft Azure, Code Review, Continuous Delivery, Database Design, Software Design Patterns, DevOps, Django Web Framework, Python (Programming Language), NoSQL, NumPy, Object-Oriented Software Development, Productivity Software, Software Tools, Software Engineering, SQL Databases, SQLAlchemy, Strategies of Testing, Web Application Frameworks, Trunk-based Development, GitHub Copilot, Flask (Web Framework), Apache Spark, AWS Lambda, Fastapi, Pandas, Containerization, Gitlab-ci, Git Flow, Kubernetes, Claude, Restful APIs, Terraform, GPT, Docker, Jenkins, Microservices - **Published:** October 2, 2026 - **Apply:** https://www.excella.com/careers/apply/4739815005 ## About the Role * 6+ years of experience in software development, with a strong technical foundation. * Expertise in Python and Python frameworks like Django, Flask, or FastAPI. * Experience with microservices architecture, containerization (Docker, Kubernetes), and cloud platforms (Azure, AWS). * Strong knowledge of RESTful API design and implementation. * Strong knowledge in object-oriented methodologies, design patterns, and testing strategies. * Strong knowledge of database design, ORMs like SQLAlchemy or Django, and SQL/NoSQL databases. * Strong knowledge in implementing secure programming practices. * Proficiency in Git-based workflows and software development lifecycle management. * Excellent problem-solving and critical-thinking skills. * Ability to communicate complex technical concepts to both technical and non-technical stakeholders. * Experience leading teams and mentoring developers in a consulting or technical environment. Preferred Qualifications: * Understanding of trunk-based development practices such as using feature flags. * Knowledge in instrumenting an application for observability. * Experience with DevOps and Continuous Delivery tools like Jenkins, Harness, GitLab CI/CD, AWS Lambda, or Terraform. * Familiarity using GenAI productivity tools such as ChatGPT, Claude, and GitHub Copilot. * Familiarity with data engineering tools (Pandas, NumPy, Spark, Airflow). ## Description As a Lead Consultant at Excella, you will not only develop high-quality software solutions but also provide technical leadership and mentorship to team members. You will guide project execution, ensuring alignment with client needs while upholding best practices in software development. Your ability to communicate effectively and lead within an Agile environment will be crucial to delivering impactful solutions., * Lead the design and development of software solutions for commercial and government clients using Python and Python frameworks such as Django, Flask, or FastAPI. * Provide mentorship and technical guidance, fostering professional growth within the team. * Collaborate closely with clients and stakeholders to align technical solutions with business objectives. * Ensure best practices in coding, architecture, and Agile methodologies are followed. * Conduct code reviews and provide constructive feedback to maintain high code quality. * Advocate for the adoption of emerging technologies to enhance project outcomes. * Drive continuous improvement initiatives across teams and projects. ## Related Videos - [Enterprise Python: Software That Lives Long And Prosper](https://www.wearedevelopers.com/videos/946-enterprise-python-software-that-lives-long-and-prosper) - [Leveraging Real time data in FSIs](https://www.wearedevelopers.com/videos/806-leveraging-real-time-data-in-fsis) - [Vectorize all the things! Using linear algebra and NumPy to make your Python code lightning fast.](https://www.wearedevelopers.com/videos/562-vectorize-all-the-things-using-linear-algebra-and-numpy-to-make-your-python-code-lightning-fast) - [Livecoding with AI](https://www.wearedevelopers.com/videos/1201-livecoding-with-ai) - [The Future of Developer Experience with GenAI: Driving Engineering Excellence](https://www.wearedevelopers.com/videos/1107-the-future-of-developer-experience-with-genai-driving-engineering-excellence) - [Tomorrow's cloud data platforms - fully managed database-as-a-service (DBaaS)](https://www.wearedevelopers.com/videos/254-tomorrow-s-cloud-data-platforms-fully-managed-database-as-a-service-dbaas) ## Related Articles - [The 13 Best Python Libraries for Developers in 2025](https://www.wearedevelopers.com/magazine/371-the-13-best-python-libraries-for-developers-in-2025) - [Highest Paying Tech Companies for Developers](https://www.wearedevelopers.com/magazine/220-highest-paying-tech-companies-for-developers) - [The 7 Most Popular Backend Frameworks for Developers](https://www.wearedevelopers.com/magazine/403-the-7-most-popular-backend-frameworks-for-developers) - [MLOps And AI Driven Development](https://www.wearedevelopers.com/magazine/82-mlops-and-ai-driven-development) - [9 Claude Code Skills to Speed Up Your Workflow](https://www.wearedevelopers.com/magazine/740-9-claude-code-skills-to-speed-up-your-workflow) - [What is Agentic Programming and Why Should Developers Care?](https://www.wearedevelopers.com/magazine/625-what-is-agentic-programming-and-why-should-developers-care)