Ingeniero de Software Senior (Java)

Company: ARQ
Apply for the Ingeniero de Software Senior (Java)
Location: London
Job Description:

Our mission is to redefine how people interact with money across borders, building the infrastructure to move value seamlessly. As a Backend Engineer, you’ll design, develop, and maintain scalable, secure, and high-performing backend systems that power our innovative products. You’ll collaborate with a talented team to create solutions that drive financial inclusion and transform the way people manage their money.

Projects will include building REST APIs, engineering microservices and evolving a number of systems that our business depends on (e.g. card payments, treasury management, transactions booking, crypto liquidity) Our technology stack is based predominantly on Java 25 on the backend with Postgres database We rely on Spring Boot for quick and quality delivery 5+ years of experience in Backend development, with fluency in Java~ Bachelor’s Degree (or above) in Computer Science, Mathematics, Physics, or other Engineering / Science disciplines~ Quick learner with an ambitious and results driven personality, with excellent communication skills (english fluency, verbal and written)~ Track record of building complex products that millions of people use in hypergrowth startups

Competitive salary Sign-on stock options bonus, so you become part of the success of the company Discretionary performance bonus (stock options) Paid annual leave Strong team that will help you improve your skills…

Posted: June 2nd, 2026