Java Software Engineer

5 529 - 7 740 USDGross per month - Permanent
5 529 - 7 740 USDNet per month - B2B
Java

Java Software Engineer

Java
Prosta 67, Warszawa

Capital.com

Full-time
Permanent, B2B
Mid
Remote
5 529 - 7 740 USD
Gross per month - Permanent
5 529 - 7 740 USD
Net per month - B2B

Job description

We are a leading trading platform that is expanding to the four corners of the globe. Our top-rated products have won prestigious industry awards for their cutting-edge technology and seamless client experience. We deliver only the best, so we are always in search of the best people to join our ever-growing talent team . 


We are currently growing our Backend Team and looking for great Engineers with an interest in trading to join us! Our Engineering team plays a pivotal role in ensuring the robustness, speed, and security of our product. Dedicated to enhancing performance, providing a best-in-class user experience, ensuring compliance, and safeguarding data, the team's efforts directly impact our ability to offer clients a seamless and secure trading journey.


We believe great engineering talent not only delivers excellent code, but also lives our values. We are looking for someone who is eager to go fast , willing to innovate and grow , who knows how to listen, respect and support , strives to exceed client expectations , and takes full ownership to achieve real results .


Core responsibilities:

  • Design and build scalable, low-latency, and high-performance backend services

  • Develop distributed and asynchronous systems ensuring reliability and fault tolerance

  • Optimise performance across JVM, databases, caching, and networking layers

  • Apply security best practices in handling client PII and financial transactions

  • Use event-driven architectures and modern messaging solutions (e.g. Kafka)

  • Collaborate with cross-functional teams to align architecture with business needs

  • Maintain high code quality through testing, code reviews, and CI/CD practices

  • Leverage AI tools to accelerate development, testing, and delivery


What you will need:


Experience & domain knowledge:

  • Proven experience in FinTech, Banking, or related financial domains

  • Strong understanding of distributed systems architecture and the client–server model

  • Ability to design and maintain scalable, low-latency, high-performance systems

  • Solid knowledge of concurrency, multithreading, and asynchronous programming

  • Awareness of security best practices in handling PII and financial transactions

  • Basic understanding of network protocols and troubleshooting

  • Experience working in a product-led fast-paced environment as a team player


Technical skills:

  • Java and Spring: Advanced knowledge of Java Core technologies and the Spring framework

  • Data Mastery: Proficiency with SQL databases, ensuring optimal performance, structure, and replication

  • Concurrency & Async programming: advanced understanding and hands-on experience in asynchronous programming methods.

  • Events streaming: Understanding of the event driven architecture (Kafka or similar solutions).

  • Operational Proficiency: Understanding and hands-on experience with Ops activities, Kubernetes, pipelines, Fit Flow and modern CI/CD patterns and strategies

  • AI tools: ability to effectively use AI technologies in engineering work e.g. applying AI for coding assistance, debugging, testing, documentation, and optimisation of workflows


Soft skills:

  • Communication: Effective communication skills, especially with teams responsible for security, operations and product

  • Analytical thinking: Ability to tackle and investigate complicated problems and convert it to the task

  • Adaptability to Rapid Changes: Demonstrated capability to adjust to quick technological shifts and evolving business requirements

  • Ownership and Accountability: Readiness to take ownership of tasks, issues as well as demonstrate accountability of the results and outcome


Nice to have:

  • Performance: Knowledge of JVM performance optimization practices

  • No-SQL: Experience working with no-SQL databases is a big plus

  • In-memory storage: Strong knowledge of in-memory cache solutions

  • Familiarity with double-entry accounting

  • Understanding of DeFi protocols, liquidity mechanisms, yield strategies, or governance systems.

  • Exposure to MEV concepts, transaction simulation, or on-chain execution optimization.

Tech stack

    English

    B2

    Java

    advanced

    NoSQL

    regular

    Kafka

    regular

Office location

Published: 14.01.2026

About the company

Capital.com

Founded in 2016, Capital.com is a high-growth fintech operating in the investment trading space. Built by traders for traders, we are focused on putting clients first and delivering elite technology to support the ambiti...

Company profile

Java Software Engineer

5 529 - 7 740 USDGross per month - Permanent
Summary of the offer

Java Software Engineer

Prosta 67, Warszawa
Capital.com
5 529 - 7 740 USDGross per month - Permanent
5 529 - 7 740 USDNet per month - B2B
By applying, I consent to the processing of my personal data for the purpose of conducting the recruitment process. Informujemy, że administratorem danych jest Currency Com SV Investments Ltd z siedzibą w Warszawie (dalej jako "administrator"). Masz... MoreThis site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.
Salary
5 529 - 7 740 USD
Gross per month - Permanent

5 529 - 7 740 USD
Net per month - B2B
29 day left (until 12.02.2026)