Senior Level Full Stack Developer Jobs
Senior level full stack developer jobs put experienced engineers in charge of architecture decisions, end-to-end system ownership, and the cross-functional teams and projects that deliver at scale. Openings skew heavily remote and hybrid across Technology & Software, Consulting & Professional Services, and Investment & Asset Management, with employers like Citi, Anthropic, and BNY hiring at this level now.
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Role: Lead Python Full Stack Developer
Location: Seattle, WA - Only Locals
Experience: 13+ Years
Must Have:
- Strong Python
- Spring
- PostgreSQL
- UI – React or Angular
Job Requirements:
- 13+ years of experience in software development, architecture, and technical leadership.
- Expert-level proficiency in Python, OOP, and design patterns.
- Strong experience with Django, Flask, or FastAPI.
- Strong proficiency in React, Angular, or Vue.js.
- Good knowledge of JavaScript/TypeScript, HTML5, and CSS3.
- Extensive experience with PostgreSQL/MySQL.
- Experience with NoSQL databases such as MongoDB, Redis, or Cassandra.
- Strong experience in schema design and ORM optimization.
- Proven experience designing distributed systems, microservices, and highly available applications.
- Hands-on experience with AWS, GCP, or Azure.
- Experience with Docker and Kubernetes.
- Strong understanding of Git, version control, and CI/CD pipelines.
- Experience providing technical leadership, mentoring, and architectural guidance.
- Knowledge of asynchronous programming and data handling/analytics.
- Exposure to AI/ML integration is preferred.
- Strong knowledge of OWASP, web security, data protection, and secure coding practices.
- Experience working in Agile/Scrum environments.
Key Responsibilities:
- Architect, build, and maintain scalable and reliable full-stack applications.
- Lead the design of complex microservices and RESTful APIs.
- Integrate frontend elements with backend services and ensure seamless data flow.
- Drive technical strategy and system architecture decisions.
- Establish development best practices across the engineering team.
- Collaborate with Product, Design, and DevOps teams.
- Conduct code reviews and troubleshoot complex performance issues.
- Ensure code quality, security, scalability, and reliability.
- Mentor junior and mid-level engineers.
- Lead engineering pods, manage technical debt, and drive architectural improvements.
Role: Lead Python Full Stack Developer
Location: Seattle, WA - Only Locals
Experience: 13+ Years
Must Have:
- Strong Python
- Spring
- PostgreSQL
- UI – React or Angular
Job Requirements:
- 13+ years of experience in software development, architecture, and technical leadership.
- Expert-level proficiency in Python, OOP, and design patterns.
- Strong experience with Django, Flask, or FastAPI.
- Strong proficiency in React, Angular, or Vue.js.
- Good knowledge of JavaScript/TypeScript, HTML5, and CSS3.
- Extensive experience with PostgreSQL/MySQL.
- Experience with NoSQL databases such as MongoDB, Redis, or Cassandra.
- Strong experience in schema design and ORM optimization.
- Proven experience designing distributed systems, microservices, and highly available applications.
- Hands-on experience with AWS, GCP, or Azure.
- Experience with Docker and Kubernetes.
- Strong understanding of Git, version control, and CI/CD pipelines.
- Experience providing technical leadership, mentoring, and architectural guidance.
- Knowledge of asynchronous programming and data handling/analytics.
- Exposure to AI/ML integration is preferred.
- Strong knowledge of OWASP, web security, data protection, and secure coding practices.
- Experience working in Agile/Scrum environments.
Key Responsibilities:
- Architect, build, and maintain scalable and reliable full-stack applications.
- Lead the design of complex microservices and RESTful APIs.
- Integrate frontend elements with backend services and ensure seamless data flow.
- Drive technical strategy and system architecture decisions.
- Establish development best practices across the engineering team.
- Collaborate with Product, Design, and DevOps teams.
- Conduct code reviews and troubleshoot complex performance issues.
- Ensure code quality, security, scalability, and reliability.
- Mentor junior and mid-level engineers.
- Lead engineering pods, manage technical debt, and drive architectural improvements.
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Who's Hiring
Top Industries Hiring
- Technology & Software40
- Consulting & Professional Services9
- Investment & Asset Management6
- Science & Research3
- Electronics & Hardware3
Senior Level Full Stack Developer Jobs: Frequently Asked Questions
How do I get a senior level full stack developer job?
Employers hiring at this level look for engineers who have owned significant systems end-to-end, not just contributed to them. Demonstrate architectural decision-making, measurable impact on reliability or performance, and experience guiding junior engineers. A portfolio showing you led the design and delivery of a complex feature or platform, not just implemented tickets, separates senior candidates from strong mid-level ones.
Which companies hire senior level full stack developers?
Companies hiring senior level full stack developers right now include Citi, Anthropic, and BNY, based on current listings on Migrate Mate as of September 2026. Hiring at this level comes from a wide range of employers, including high-growth startups building core product infrastructure and large enterprises modernizing legacy platforms who need engineers capable of leading the work independently.
Are there remote senior level full stack developer jobs?
Yes, remote options are strong at this experience level. About 32% of senior level full stack developer openings are remote or hybrid as of September 2026, reflecting employer confidence in senior engineers who can operate autonomously, communicate across time zones, and drive projects forward without close supervision. On-site roles tend to cluster in industries with strict compliance or collaboration requirements.
What makes a full stack developer role senior level?
Senior level roles are defined by scope and ownership, not just technical skill. Expectations shift from executing tasks to setting technical direction, evaluating architectural tradeoffs, and being accountable for outcomes across the stack. Mentoring junior and mid-level engineers is typically part of the role, along with cross-functional collaboration with product, design, and infrastructure teams on decisions that affect the whole system.
Which industries hire the most senior level full stack developers?
Senior level full stack developer roles concentrate in Technology & Software, Consulting & Professional Services, and Investment & Asset Management, based on current listings on Migrate Mate as of September 2026. These sectors drive demand at the senior level because they are building or scaling complex, high-traffic products where experienced engineers who can own architecture and lead delivery are essential to hitting product and business goals.