Backend Software Engineer - Java

Arqfinance — United Kingdom · Posted ~3 hours ago

Skills

Java backend development REST APIs microservices scalable systems secure systems high-performance systems

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Summary ✨ AI‑Generated

A rapidly growing fintech organization is seeking a backend Java engineer to build secure, scalable, and high-performance systems for cross-border financial services. You will work on greenfield development, REST APIs, microservices, and core systems that support international movement of value.

Highlights

Join an early-stage fintech environment focused on cross-border financial infrastructure. The role offers greenfield development opportunities involving scalable backend systems, REST APIs, microservices, and systems designed for secure, high-performance financial applications.

Description

About ARQ ARQ is one of the fastest-growing fintechs in the world. Our mission is to redefine how people interact with money across borders, building the infrastructure to move value seamlessly. We’re still early in our journey, which means every person who joins shapes the future of our product, culture, and growth. If you’re excited by big challenges, global impact, and the chance to grow fast with a world-class team, ARQ is the place to do it. What We're Looking For 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. What You'll Be Doing The work will focus on greenfield development and improvement of existing systemsProjects 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 databaseWe rely on Spring Boot for quick and quality deliveryWe have a pragmatic approach to develop our business logic, focusing on clean code, with emphasis on maintainability and fast turnaround with TDD, DDD and continuous integration & delivery What You'll Need Demonstrable experience in Backend development, with fluency in JavaBachelor's Degree (or above) in Computer Science, Mathematics, Physics, or other Engineering / Science disciplinesQuick 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 Benefits Competitive salary and benefits Stock options, so you own part of what you buildDiscretionary performance bonusThe latest tools and technologyA world-class team that will challenge and grow your skillsThe opportunity to help build the best fintech app in Latin AmericaOffice Policy: 3-4 days a week in-office