Sr. Software Engineer, Fullstack
FirstupUK
UK
Overview
Who We Are
At Firstup, our mission is to improve the employee experience at every moment that matters, large and small. As the communication pipeline for the world’s workforce, we now serve 40 of the Fortune 100 companies, reaching and connecting more than 17 million employees daily.
Our employees are experts in the employee experience, workforce communications and technology.
Joining Firstup means joining a movement to make work better for every worker. As the world’s first intelligent communication platform, Firstup meaningfully engages employees at every moment from hire to retire, and delivers engagement insights to help companies support, promote and retain their talent. Our movement has taken root and is evident in our world-class customer base. Now we need your help. Ready to make a difference in the world?
Job Summary
We’re looking for a Senior Full Stack Engineer who thrives at the intersection of craft and scale. You’ll design and deliver large-scale, multi-tenant cloud services — with a relentless focus on availability, fault-tolerance, and elegant architecture. You’ll set the bar for engineering quality and help elevate those around you.
Tagged as: agile, docker, GraphQL, JavaScript, MongoDB, node, PostgreSQL, React, senior, SQL, Typescript
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FAQ
- Is the Sr. Software Engineer, Fullstack position at Firstup remote?
- Yes. This role was posted on Remote Backend Jobs, a job board that lists exclusively fully remote positions.
- When was this Sr. Software Engineer, Fullstack job posted?
- This listing was posted on May 25, 2026 and is still open for applications.
- How do I apply for the Sr. Software Engineer, Fullstack position at Firstup?
- Use the apply button on this page — it takes you directly to the employer’s application page.