Role Overview
Hays is hiring a Senior Full Stack Web Application Developer. This is a full-time role in CA. Part of Hays's Frontend hiring. Full responsibilities, required qualifications, and the apply link are listed in the description below.
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Job Description
Your New Company
You’ll be joining a global financial services organization delivering technology solutions that support complex, mission‑critical platforms. The team operates in a highly collaborative, agile environment and builds modern, cloud‑native applications used by clients across the financial services ecosystem. There’s a strong emphasis on engineering quality, scalability, and continuous improvement.
Your New Role
As a Senior Full Stack Developer, you’ll work within a cross‑functional agile team to design, build, and support a modern AWS cloud‑native web application. You’ll play a hands‑on role across backend and frontend development using Node.js, TypeScript, and React, while also contributing to code quality, mentoring junior developers, and collaborating closely with Product, UX, and QA stakeholders.
What You’ll Need to Succeed
- 6+ years of experience in web application development
- 3+ years of hands‑on experience with Node.js and TypeScript
- 2+ years of experience building frontend applications using React (Redux is a plus)
- Experience designing and developing asynchronous, event‑driven processes (e.g., queues, background jobs)
- Strong understanding of software engineering best practices, including debugging, performance tuning, refactoring, branching strategies, and coding standards
- Experience writing unit tests and maintaining test coverage thresholds
- Strong communication skills and the ability to collaborate effectively in cross‑functional teams
- Self‑motivated, analytical, and solution‑oriented mindset
- Bachelor’s degree in Computer Science, Engineering, or equivalent experience
Nice to Have
- Experience with AWS services such as Lambda, S3, ECS, CloudFormation, and IAM
- Exposure to Amazon Bedrock and large language models (LLMs)
- Previous experience in financial services and/or real estate environments
What You’ll Get in Return
- The opportunity to work on a large‑scale, cloud‑native platform within financial services
- Exposure to modern AWS technologies, with support to further develop cloud expertise
- A collaborative, agile team environment with real ownership and impact
- The chance to mentor junior developers and influence technical standards
- Competitive compensation, benefits, and long‑term career growth opportunities
What You Need to Do Now
If you’re interested in building modern, scalable applications in a global financial services environment, apply now or reach out to learn more.
Frequently Asked Questions
How do I apply for the Senior Full Stack Web Application Developer position at Hays?
Use the Apply button above to submit your application directly to Hays. Most applications take less than 5 minutes if your resume and contact details are ready, and you'll be routed to the employer's official application system to finish.
Where is the Senior Full Stack Web Application Developer position at Hays located?
This position is based in CA. Hays has not indicated remote or hybrid options for this role, so candidates should plan for on-site work.
What does a Senior Full Stack Web Application Developer at Hays earn?
Hays has not disclosed a salary range in this posting. Many employers share specifics later in the interview process; you can also ask during a recruiter screen if compensation transparency is important to you.
When was the Senior Full Stack Web Application Developer role at Hays posted?
This role was posted on April 8, 2026 (61 days ago). It's still listed as actively hiring; we re-confirm openings against the source system multiple times per day and remove closed roles.
How much experience does the Senior Full Stack Web Application Developer role at Hays require?
This is a senior-level position. Most senior roles call for 5+ years of directly relevant experience. Hays lists their specific requirements in the description below, so review the must-have qualifications closely before applying.
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