Software Engineer (Java)
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Before you apply
LocationLondon
Work modehybrid
Typefull-time
DepartmentEngineering
EquityIncluded
Company size201–500 people
PostedOct 26, 2026 · 1w ago
Verified live7h ago
May no longer be actively hiring
First seen on the company's careers page 68 days ago, as an earlier posting with the same description42% of this company's open roles have been listed for 90+ daysDescription is very short or shared across several roles
Reposted 4 times in the last 6 monthsEarliest listing first seen Aug 31, 2026
How we check a job is still liveAt a glanceSummarised by Seekless from the posting.
Demonstrable 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
Skills
Java
PostgreSQL
Spring Boot
Benefits
Competitive salary
Stock options
Performance bonus
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
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The work will focus on greenfield development and improvement of existing systems
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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)
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Our technology stack is based predominantly on Java 25 on the backend with Postgres database
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We rely on Spring Boot for quick and quality delivery
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We 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
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Demonstrable experience in Backend development, with fluency in Java
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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
Benefits
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Competitive salary and benefits
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Stock options, so you own part of what you build
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Discretionary performance bonus
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The latest tools and technology
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A world-class team that will challenge and grow your skills
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The opportunity to help build the best fintech app in Latin America
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Office Policy: 3-4 days a week in-office