Senior Lead - Staff Software Engineer

On Holding
London
Workplace: OnsiteFull timeFunction: Software EngineeringSkills: ["Leadership","Mentorship","Technical decision-making","Problem-solving","Collaboration"]

Architect and scale On’s core retail technology infrastructure, connecting POS, ERP/financial integrations, replenishment, OMS, and omnichannel services across global store formats. Build cloud-native, event-driven architectures using Kafka/RabbitMQ and resilient REST/GraphQL APIs for real-time and batch synchronization. Own reliability, security, observability, and high-quality release practices, while mentoring engineers and partnering with architecture, product, QA, and retail operations to remove domain bottlenecks.

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FursaFursa
On Holding
On Holding
5 days ago

Senior Lead - Staff Software Engineer

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Source: Company careers pageValidated by: Fursa AI
Last checked: 3 hours agoStatus: Live
Reposted: similar role first listed 7 months ago

Job Summary

Architect and scale On’s core retail technology infrastructure, connecting POS, ERP/financial integrations, replenishment, OMS, and omnichannel services across global store formats. Build cloud-native, event-driven architectures using Kafka/RabbitMQ and resilient REST/GraphQL APIs for real-time and batch synchronization. Own reliability, security, observability, and high-quality release practices, while mentoring engineers and partnering with architecture, product, QA, and retail operations to remove domain bottlenecks.
Location: London
Workplace: Onsite
Employment Type: Full time · Permanent
Job Function: Software Engineering
Seniority: Sr. Manager level

Key Responsibilities

  • •Lead architecture, design, and scaling of backend systems and integration pipelines connecting POS, ERP/financial systems, OMS, CRM, and replenishment platforms across global retail formats.
  • •Build cloud-native, event-driven architectures using Kafka/RabbitMQ and resilient REST/GraphQL APIs for real-time and batch data synchronization.
  • •Architect secure, high-availability omnichannel services, ensuring robust authentication (OAuth2, SSO) and data integrity across online and offline retail operations.
  • •Drive operational excellence with observability best practices (metrics, distributed tracing, alerting via New Relic), and lead root-cause investigations for cross-system issues.
  • •Establish engineering and quality standards, guide test automation (contract/load testing) and CI/CD pipelines, and mentor engineers while influencing composable commerce strategy.

Key Requirements

  • •Proven experience designing, building, and operating Point of Sale (POS) systems in a production retail environment.
  • •Hands-on experience with financial system integrations (ERP) and retail backend software such as replenishment, inventory management, and OMS.
  • •Extensive backend engineering experience using modern technologies such as Node.js and TypeScript.
  • •Expertise in event-driven architecture with asynchronous message brokers like Kafka, in cloud-native microservices environments.
  • •Strong foundation in relational databases (e.g., PostgreSQL), API design (REST/GraphQL), and Infrastructure-as-Code (Terraform).
Experience:RetailOmnichannel
Skills:LeadershipMentorshipTechnical decision-makingProblem-solvingCollaboration
Languages:English
Tech Stack:Node.jsTypeScriptKafkaRabbitMQRESTGraphQLOAuth2SSONew RelicDistributed tracingAWSGCPAzurePostgreSQLTerraformCI/CDContract testingLoad testingMessage brokersMicroservices

Company Brief

On Holding
Designs, manufactures, and sells performance running shoes, apparel, and accessories under the On brand. Combines Swiss engineering and innovation with lifestyle design to serve runners and athletes globally through retail and direct-to-consumer channels.
Industry: Fashion & Apparel
Company Size: Enterprise (1,001+ employees)
Revenue: USD 1B+
Growth: Public Company
Valuation: Public Company (Market Cap in USD)
Funding: IPO / Publicly Listed
Headquarters: Zurich, Switzerland
Founded: 2010
Glassdoor
Glassdoor: 4.0
WebsiteLinkedIn