Senior C++ Developer – Banking and Financial Services
Offer summary

(Summary generated by AI based on the full job description)

The project concerns the banking industry involving development of high-performance C++ applications enhancing financial services. Key technologies include C++ and REST API integration. Responsibilities cover development, optimization, debugging, and collaboration on technical specifications. It involves code quality assurance through reviews and participation in continuous improvement and technical documentation.

you can start ASAP

Senior C++ Developer – Banking and Financial Services

Company: ITDS Polska Sp. z o.o.

from: 3 September 2026
to: 3 October 2026
18 900 - 22 470net (+ VAT)/ mth.B2B contract (full-time)
Offer parameters
level:senior
working mode:remote
location:Warszawa, Masovian
Warszawa, Masovian

Requirements

Expected technologies

C++
Rest API

Optional technologies

Java

Operating system

Linux

Our requirements

  • At least 5 years of professional experience in C++ development.
  • Proven experience with REST API integration.
  • Solid understanding of contemporary software development practices and tools.
  • Excellent problem-solving skills and attention to detail.
  • Good command of Polish language.
  • Communicative English skills.

Optional

  • Knowledge of Java is a strong plus.
  • Additional certifications in software development or related fields.
  • Experience working within financial or banking environments.

Your responsibilities

  • Develop, optimize, and maintain high-performance C++ applications for banking solutions.
  • Integrate REST APIs to enable seamless communication and data exchange.
  • Collaborate with cross-functional teams to define technical specifications and deliver innovative features.
  • Troubleshoot, debug, and resolve complex software issues to ensure system stability.
  • Participate in code reviews to uphold high standards of quality and best practices.
  • Contribute to continuous improvement initiatives and technical documentation.
  • Support deployment processes and provide technical guidance within the team.

About the project

As a Senior C++ Developer, you will be working for our client in the banking industry, contributing to critical projects that enhance financial services and improve client experience. Join a forward-thinking team committed to technological advancement and career growth in a dynamic environment.
Unleash innovation — drive banking transformation with cutting-edge C++ development!
100% remote work.
Only candidates with a legal right to work in the European Union will be considered for this role.

This is how we organize our work

This is how we work

at the client's siteagilescrum

#GETREADY to meet with us!

ITDS Business Consultants is involved in many various, innovative and professional IT projects for international companies in the financial industry in Europe. We offer an environment for professional, ambitious, and driven people.
We would like to meet you. If you are interested please apply and attach your CV in English or Polish, including a statement that you agree to our processing and storing of your personal data.

ITDS’s Whistleblower Procedure

📌 You can report violations in accordance with ITDS’s Whistleblower Procedure available here: https://itds.pl/wp-content/uploads/2025/03/INFORMATION-ON-PROCEDURE-FOR-REPORTING-BREACHES-AND-PROTECTION-OF-WHISTLEBLOWERS-AT-ITDS-POLSKA.pdf
Company

What we offer

  • Stable and long-term cooperation with very good conditions
  • Enhance your skills and develop your expertise in the financial industry
  • Work on the most strategic projects available in the market
  • Define your career roadmap and develop yourself in the best and fastest possible way by delivering strategic projects for different clients of ITDS over several years
  • Participate in Social Events, training, and work in an international environment
  • Access to attractive Medical Package
  • Access to Multisport Program
  • Access to Pluralsight
  • Flexible hours

Benefits

  • sharing the costs of sports activities
  • private medical care
  • flexible working time
  • fruits
  • integration events
  • corporate gym
  • saving & investment scheme
  • no dress code
  • coffee / tea
  • drinks
  • christmas gifts
  • birthday celebration
  • sharing the costs of a streaming platform subscription
  • access to +100 projects
  • access to Pluralsight

Recruitment stages

  • 1.
    online interview
  • 2.
    online interview

ITDS Polska Sp. z o.o.

ITDS supports financial service providers to take the next steps.
We identify what’s possible, every day. Opportunities in the areas of technology, organization, and digitization.
We see where banks, insurers, payment companies, or fintech can go and how they can get there.
That’s why we want to stimulate you to ramp up your ambition. Forget what you perceive as restraints and step towards the new reality.
ITDS in Poland - Pure player in new Technologies & Financial Industry
+300 IT implementation professionals
+20 clients in the Banking, Insurance, Payment & Fintech Industry
ITDS excels in digital strategy delivery and implementation of best-of-breed lending solutions. ITDS has delivered successful strategic projects throughout Europe since 1998. We combine the experience we’ve accumulated with in-depth knowledge of technologies, business processes, and EU legislation to unlock new business opportunities.

This is how we work

Senior C++ Developer – Banking and Financial Services
18.9k–22.5k zł / mth. (B2B)
I apply to:
ITDS Polska Sp. z o.o.
Warszawa, Masovian
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