Senior TS Engineer – Node.js, AWS Serverless, FinTech

Codurance; Greater London; Hybrid; GBP 96,000 - 126,000; Full time

Job summary

Codurance is hiring a Senior TypeScript Engineer to design, build, and run TypeScript/Node.js services on AWS serverless infrastructure. You will join a small, cross-functional team and own production in a build-and-run model.

Responsibilities include architecture-to-delivery design, documenting services, mentoring engineers, and ensuring SLA commitments are met while collaborating with product and operations. Hybrid London-based role.

Qualifications

• Strong commercial experience with Node.js and TypeScript.
• Hands-on AWS experience, including serverless (Lambda, SQS, EventBridge, API Gateway, S3, ECS).
• Strong experience with event-driven architecture.
• Experience with document databases, ideally MongoDB.
• A track record of leading technical delivery in a build-and-run model.
• Experience mentoring other engineers.
• Experience with incident management.
• Experience in a regulated industry, ideally financial services or FinTech.

Responsibilities

• Design, build, and operate services within your domain, from architecture through to delivery.
• Take accountability for the SLAs of what you ship, and keep improving it.
• Write and maintain useful documentation for your services.
• Mentor and guide other engineers.
• Explain how the system works to non-technical colleagues, without making them feel daft for asking.
• Judge when 'good enough for now' is the right call, and when it isn’t.
• Work openly with product and operations, and challenge ideas constructively.

Skills

Node.js

TypeScript

AWS serverless

Event-driven

MongoDB

Delivery leadership

Mentoring

Incident management

FinTech domain

Terraform

Serverless Framework

GitHub Actions

C# exposure

Distributed systems

Observability

Tools

Terraform

Serverless Framework

GitHub Actions

Job description

Codurance is hiring a Senior TypeScript Engineer to design, build, and run TypeScript/Node.js services on AWS serverless infrastructure. You will join a small, cross-functional team and own production in a build-and-run model.

Responsibilities include architecture-to-delivery design, documenting services, mentoring engineers, and ensuring SLA commitments are met while collaborating with product and operations. Hybrid London-based role.