Firstup

2 months ago

Sr. Software Engineer, Fullstack (UK)

✓ Verified Job

Canonical indexed version, validated from employer's careers page.

Source: Company careers pageValidated by: Fursa AI

Last checked: 22 hours agoStatus: Live

Job Summary

Design, build, and maintain public-facing APIs and multi-tenant cloud services; integrate with HRIS platforms (Workday, SAP SuccessFactors, Dayforce); develop shared platform services; write high-quality, tested code and documentation; own production health in a cloud-native, microservices environment while collaborating with Product and Design to translate business requirements into scalable tech solutions. Leverage Generative AI tools to accelerate delivery and improve quality.

Location: United Kingdom

Workplace: Remote

Employment Type: Full time

Job Function: Software Engineering

Key Responsibilities

•Design, build, and maintain public-facing APIs and Agentic tools that enable enterprise customers to integrate with and extend the Firstup platform.
•Develop and own integrations with external enterprise systems, including HRIS platforms such as Workday, SAP SuccessFactors, and Dayforce.
•Build and maintain shared platform services used across the wider engineering organisation.
•Write high-quality code (reliable, readable, efficient, testable, scalable, maintainable), provide thorough code reviews, and create comprehensive tests and documentation.
•Apply broad, in-depth knowledge to develop and maintain large-scale multi-tenant services in the cloud.

Pay and Benefits

Perks:Remote WorkHealth InsurancePaid Leave

Key Requirements

•Bachelor's degree in Computer Science or related field, or equivalent experience.
•5+ years building reliable, performant applications and microservices.
•Strong proficiency in TypeScript and Node.js. Ruby experience is a plus.
•Proven full-stack experience across frontend (React.js), backend, and database layers.
•Technical depth in at least one specialisation: networking, security, serverless, event streams, or similar.

Experience:5+ yearsEnterprise SaaSHRISCloudMicroservices

Education:Bachelor's

Skills:TypeScriptNode.jsReact.jsAWSDatadogKubernetesDockerHelmGenerative AIOn-callObservability

Tech Stack:TypeScriptNode.jsRubyReact.jsAWSKubernetesDockerHelmDatadogWorkdaySAP SuccessFactorsDayforce

Company Brief

Firstup

Provides an employee communication and engagement platform that helps organizations deliver personalized internal communications, measure engagement, and empower frontline and deskless workers through targeted content distribution and analytics.

Industry: HR Tech

Company Size: Large (251 to 1,000 employees)

Growth: Scaleup

Website

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Firstup

2 months ago

Sr. Software Engineer, Fullstack (UK)

✓ Verified Job

Canonical indexed version, validated from employer's careers page.

Source: Company careers pageValidated by: Fursa AI

Last checked: 22 hours agoStatus: Live

Job Summary

Location: United Kingdom

Workplace: Remote

Employment Type: Full time

Job Function: Software Engineering

Key Responsibilities

•Design, build, and maintain public-facing APIs and Agentic tools that enable enterprise customers to integrate with and extend the Firstup platform.
•Develop and own integrations with external enterprise systems, including HRIS platforms such as Workday, SAP SuccessFactors, and Dayforce.
•Build and maintain shared platform services used across the wider engineering organisation.
•Write high-quality code (reliable, readable, efficient, testable, scalable, maintainable), provide thorough code reviews, and create comprehensive tests and documentation.
•Apply broad, in-depth knowledge to develop and maintain large-scale multi-tenant services in the cloud.

Pay and Benefits

Perks:Remote WorkHealth InsurancePaid Leave

Key Requirements

•Bachelor's degree in Computer Science or related field, or equivalent experience.
•5+ years building reliable, performant applications and microservices.
•Strong proficiency in TypeScript and Node.js. Ruby experience is a plus.
•Proven full-stack experience across frontend (React.js), backend, and database layers.
•Technical depth in at least one specialisation: networking, security, serverless, event streams, or similar.

Experience:5+ yearsEnterprise SaaSHRISCloudMicroservices

Education:Bachelor's

Skills:TypeScriptNode.jsReact.jsAWSDatadogKubernetesDockerHelmGenerative AIOn-callObservability

Tech Stack:TypeScriptNode.jsRubyReact.jsAWSKubernetesDockerHelmDatadogWorkdaySAP SuccessFactorsDayforce

Company Brief

Firstup

Industry: HR Tech

Company Size: Large (251 to 1,000 employees)

Growth: Scaleup

Website