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Software Engineer, Fullstack (UK)

Firstup · Remote - UK

Extracted from the posting

Base
Not stated
Remote
UK; posting tagged #LI-Remote
On-call
On-call rotations and incident response; "you build it, you run it" environment
Stack
TypeScript, Node.js, React.js, Ruby

Software Engineer on the team owning Firstup's public APIs, agentic tools, HRIS integrations (Workday, SAP SuccessFactors, Dayforce), and shared platform services. Stack includes TypeScript, Node.js, React.js, and AWS, with Ruby a plus. Requires 3-5 years experience and participation in on-call rotations.

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

The Software Engineer will join the team responsible for Firstup's public APIs, Agentic tools, third-party integrations with enterprise systems such as HRIS platforms, and shared platform services. You will deliver innovative, scalable solutions while constantly improving our approach to architecture, scale, availability, and fault-tolerance. You are an active user of Generative AI tools and coding agents, applying them daily to accelerate delivery and improve code quality.

Responsibilities

    Minimum Qualifications

      Preferred Qualifications:

        Why Firstup?

        Because you care - about people, the work you do, and the connections you make. Work is such a large part of life; it only makes sense to make it awesome.

        If you want to engage brilliant minds in a high-growth and inclusive environment where ideas are rewarded regardless of who they come from, join us. This is a rapidly changing space so if you thrive on ambiguity, are hungry for a challenge, and have the guts to speak your mind, you could be a perfect fit.

        We offer an excellent PTO program, great health benefits, a casual and friendly environment, remote work, and a leadership team who truly believes in your growth – both personally and professionally.

        Firstup is committed to providing equal employment opportunities to all applicants for employment and to all employees, without regard to race, color, religion, gender, sexual orientation, gender identity or expression, national origin, age, protected disability, veteran status, or any other protected status in accordance with applicable federal, state or local laws.



        #LI-TM1

        #LI-Remote

        Technologies

        TypeScriptNode.jsReact.jsRubyAWSKubernetesDockerHelmDatadog
        Firstup
        Firstup

        Job details

        TypeFull-time
        Work ModeRemote
        LevelMid Level
        LocationRemote - UK
        PostedNov 06, 2026
        Apply Now

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