Developer Experience Engineer (Java)

8 450.97 - 10 141.16 USDGross per month - Permanent
8 450.97 - 10 141.16 USDNet per month - B2B
Java

Developer Experience Engineer (Java)

Java
Prosta 67, Warszawa

Capital.com

Full-time
Permanent, B2B
Senior
Remote
8 450.97 - 10 141.16 USD
Gross per month - Permanent
8 450.97 - 10 141.16 USD
Net per month - B2B

Job description

We are a leading trading platform that is ambitiously 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 talented team.


We are looking for a Software Engineer to join our Developer Experience (DevEx) team and take full ownership of internal developer tools. In this role, you will focus on building and evolving tooling that improves developer productivity, reduces friction, and enhances day-to-day engineering workflows across the organization.

Your first and main project will be the development of an internal AI-powered chatbot, designed to help engineers resolve technical questions in real time. You’ll work closely with engineers across teams to understand their needs and deliver practical, high-impact solutions.


Responsibilities:

  • Own the design, development, and maintenance of internal developer tools.

  • Lead the development and continuous improvement of an internal AI-powered chatbot for engineers.

  • Collaborate with engineering teams to identify workflow bottlenecks and opportunities for automation.

  • Build scalable, reliable, and easy-to-use tooling that improves developer productivity.

  • Write clean, maintainable, and well-tested Java code.

  • Take responsibility for the full lifecycle of tools, from idea and implementation to adoption and iteration.


Requirements:

  • 5+ years of professional software engineering experience.

  • Expert-level proficiency in Java, including deep understanding of JVM internals, performance tuning, and memory management.

  • Proven experience designing, building, and owning production-grade systems end-to-end.

  • Strong background in system design and architecture, including scalable, distributed, and highly available services.

  • Experience leading technical initiatives: setting direction, making architectural decisions, and driving implementation.

  • Ability to work autonomously, take full ownership of projects, and deliver solutions with minimal oversight.

  • Strong problem-solving skills with a developer-first mindset and attention to usability.

  • Experience writing clean, maintainable, and well-tested code, and enforcing high engineering standards.

  • Excellent communication skills and the ability to collaborate across multiple engineering teams.

  • Fluent English (B2+).


Nice to have:

  • Experience building developer platforms, internal tooling, or DevEx/Platform Engineering solutions.

  • Familiarity with AI/LLM-based systems, chatbots, or integrating third-party AI services.

  • Experience with Python or other JVM languages (Kotlin, Scala).

  • Strong knowledge of CI/CD pipelines, automation, and platform engineering practices.

  • Experience working in high-scale, high-availability systems (fintech, trading, SaaS).

Tech stack

    English

    C1

    Java

    master

Office location

Published: 16.02.2026

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

Developer Experience Engineer (Java)

8 450.97 - 10 141.16 USDGross per month - Permanent
Summary of the offer

Developer Experience Engineer (Java)

Prosta 67, Warszawa
Capital.com
8 450.97 - 10 141.16 USDGross per month - Permanent
8 450.97 - 10 141.16 USDNet per month - B2B
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