Staff Engineer, Frontend

Primer
United Kingdom, Hungary, Poland, Portugal, Ireland, Romania
Workplace: RemoteFull timeFunction: Software EngineeringSkills: ["Technical mentorship","Stakeholder communication","Judgment","Collaboration","Async working habits"]

Set front-end technical direction across Primer’s Account Experience platform, spanning merchant setup, monitors, workflows, auditing, and the Primer AI Companion interface. Own the architecture for a complex, data-dense web experience—state management, performance, patterns, and component-system decisions—while staying hands-on in critical implementation. Lead engineers across teams through code reviews and mentorship, and collaborate with Product, Design, and backend engineers to keep the merchant experience coherent.

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FursaFursa
Primer
Primer
13 hours ago

Staff Engineer, Frontend

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Source: Company careers pageValidated by: Fursa AI
Last checked: 9 hours agoStatus: Live

Job Summary

Set front-end technical direction across Primer’s Account Experience platform, spanning merchant setup, monitors, workflows, auditing, and the Primer AI Companion interface. Own the architecture for a complex, data-dense web experience—state management, performance, patterns, and component-system decisions—while staying hands-on in critical implementation. Lead engineers across teams through code reviews and mentorship, and collaborate with Product, Design, and backend engineers to keep the merchant experience coherent.
Location: United Kingdom, Hungary, Poland, Portugal, Ireland, Romania
Workplace: Remote
Employment Type: Full time
Job Function: Software Engineering
Seniority: Mid level

Key Responsibilities

  • •Drive front-end technical strategy across the Account Experience teams, from architecture and component-system decisions through hands-on implementation.
  • •Own the architecture of the merchant platform, including patterns, state management, and performance characteristics as the surface area grows.
  • •Shape how Primer AI Companion matures as a first-class merchant interface, including front-end architecture for a conversational experience.
  • •Keep the experience coherent across Account Setup, Monitors, Workflows, and Auditing via shared component and design-system foundations.
  • •Lead engineers across teams without direct authority using code/design reviews and technical mentorship; champion accessibility, performance budgets, and front-end observability.

Pay and Benefits

Perks:Remote WorkEquityPrivate MedicalLearning BudgetHome OfficeCo-working Space

Key Requirements

  • •Demonstrable experience operating at staff or principal level, setting front-end direction across multiple teams.
  • •Deep front-end expertise with TypeScript and React, including architecting complex, long-lived web applications.
  • •Strong command of state management at scale, performance, accessibility, and component-system design.
  • •Comfort reasoning about the APIs and services the front-end depends on and partnering with backend engineers.
  • •Strong written and verbal communication to make complex technical decisions legible to Product, Design, and non-technical stakeholders.
Experience:PaymentsFintechPlatform
Skills:Technical mentorshipStakeholder communicationJudgmentCollaborationAsync working habits
Tech Stack:TypeScriptReactPythonAWSKubernetesTerraform

Company Brief

Primer
Provides a unified, no-code / low-code payments infrastructure and orchestration platform that lets merchants connect, automate and optimise payment flows across processors, methods and partners to improve conversion and reduce friction.
Industry: Fintech Infrastructure
Company Size: Medium (51 to 250 employees)
Growth: Scaleup
Valuation: USD 250M to 500M
Funding: Series B
Headquarters: London, United Kingdom
Founded: 2020
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