Back End Engineer, Node

MillTech

Back End Engineer (Node) developing scalable products for advanced FX and cash management solutions at MillTech. Collaborating with cross-functional teams to improve platform quality and drive engineering excellence.

Posted 6/14/2026full-timeLondon • 🇬🇧 United KingdomMid-LevelSenior💰 £60,000 - £70,000 per yearWebsite

Tech Stack

Tools & technologies

JavaScriptKafkaNode.jsRabbitMQTypeScript

About the role

Key responsibilities & impact

Development of back-end web application services
Contribute to architecture decisions
Discovery and integration of new technologies
Support & maintenance of our codebase
Use AI tools across your development workflow, and share useful techniques with colleagues
Help to embed a culture of engineering excellence and continuous improvement

Requirements

What you’ll need

5+ years of professional work experience as a back-end engineer
Strong understanding of Node.js and TypeScript
Strong understanding of modern web application development (APIs, Services, Architecture, Security)
Experience with distributed messaging systems (SQS, RabbitMQ, Kafka, etc.)
Experience with event-driven, micro-service architecture
A self-starter able to independently gain knowledge and use new frameworks
Comfortable using AI tools in your development workflow
Good spoken and written English
A brilliant mind.
A people-person (we need your mind and skills, but also your smile and personality)

Benefits

Comp & perks

A competitive salary with annual reviews
25 days’ paid annual leave plus an additional day per year of service
Excellent staff development and training opportunities
Flexible working arrangements including remote working
Medical insurance
Dental insurance
EV Scheme and Cycle to work scheme
Enhanced maternity and paternity leave
1 day off for charity work per quarter and many other benefits!

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

Node.jsTypeScriptAPIsServicesArchitectureSecuritydistributed messaging systemsSQSRabbitMQKafka

Soft Skills

self-startercommunicationinterpersonal skillscontinuous improvementengineering excellence