Senior Software Engineer (Java)
ArqKrakow, Poland
At a glance
- Location
- Krakow, Poland
- Workplace
- Hybrid
- Pay
- Not published by the employer
- Employment type
- Full time
- Experience
- Not stated
- Education
- Bachelor (required)
- Job family
- Engineering
- Seniority
- Senior
- Posted by employer
- 29 August 2026
- Last verified open
- 4 September 2026
- Region and country
- Poland, PL
- Team
- Engineering
- Listed via
- Ashby
What the employer wrote
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 systems
- 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
- 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
- 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
BENEFITS
- Competitive salary and benefits
- Stock options, so you own part of what you build
- Discretionary performance bonus
- The latest tools and technology
- A world-class team that will challenge and grow your skills
- The opportunity to help build the best fintech app in Latin America
- Office Policy: 3-4 days a week in-office
Where this record came from
Read from Arq's own Ashby job board on , and last confirmed still open on . The employer published it on 29 August 2026. Jobsearch.ing did not write, edit or rank this posting, and does not vet the employer. View the original posting.