Tech Lead – Terminals

This is a fully remote position, open to applicants in United Kingdom.

📋 Description

• Direct the technical strategy and hands-on execution for the Card Present (in-person payments) team.

• Architect, develop, and deploy comprehensive features for the card-present solution.

• Design dependable, low-latency communication between physical payment devices and AWS backend services.

• Integrate advanced payment terminals and POS systems with Ryft’s gateway and marketplace routing logic.

• Manage offline modes, state synchronization, hardware webhooks, network disruptions, partial failures, and hardware concurrency.

• Ensure that physical payment processes are secure and compliant within regulated environments.

• Contribute to event-driven C#/.NET services, infrastructure-as-code, and observability tools.

• Decompose product requirements into actionable architectural plans and guide engineers through delivery.

• Enhance the codebase and engineering practices through thorough code reviews and adherence to conventions.

• Oversee production instrumentation, alerting, uptime, and incident response.

• Collaborate with the Engineering Manager, Product Managers, hardware vendors, and other teams.

• Mentor engineers and establish the technical standards for the team.

⛳️ Requirements

• Demonstrated experience in leading technical projects, architecting complex backend systems, and mentoring small engineering teams.

• Extensive commercial experience in building and managing production backend services.

• Proficiency in C#/.NET is preferred, or exceptional skill in another modern typed language with a quick learning curve.

• Practical experience in operating distributed services on AWS, including ECS/Fargate, Lambda, SNS/SQS, and DynamoDB or equivalent.

• Knowledge of distributed systems, service boundaries, asynchronous messaging, eventual consistency, and resilient architecture.

• Effective utilization of AI coding tools while reviewing, comprehending, and taking ownership of all outputs.

• Proven ability to rapidly become productive in unfamiliar domains.

• Nice to have: Experience with POS and terminal integrations.

• Nice to have: Android development experience for smart payment terminals.

• Nice to have: Familiarity with PCI-DSS, payment scheme regulations, EMV, or P2PE standards.

• Nice to have: Experience with infrastructure-as-code, CI/CD pipelines, and containerization.

• Right to work in the UK is required as per the application form.

🏝️ Benefits

• Dynamic, collaborative work environment.

• Ample opportunities for professional growth.

• AI-assisted workflows and a commitment to investing in AI coding tools.

• Chance to work on high-impact systems that facilitate financial transactions.

• Engineering culture that values employee input and recognizes the significance of their contributions.