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Offer summary
(Summary generated by AI based on the full job description)
The project focuses on developing a high-performance analytics platform for financial markets (FM), supporting trading and quantitative research within a regulated environment. Key technologies include C++ and Haskell. Responsibilities involve developing and optimizing high-performance software, collaborating with the Core engineering team, and engaging with traders and quantitative developers in technical discussions. Proficiency in C++ and willingness to learn functional programming are required.
Junior Functional & C++ Developer
Company: SQUARE ONE RESOURCES sp. z o.o.
from: 8 June 2026
to: 8 July 2026
salary not specifiedB2B contract (additional / temporary)
Offer parameters
level:junior
working mode:hybrid
Warszawa, Mokotów
Requirements
Expected technologies
C++
Haskell
Agda
Clojure
PureScript
F#
Our requirements
- Student (minimum 3rd year) in Computer Science or related technical field
- Solid understanding of core computer science concepts: algorithms, data structures, and computational complexity
- Strong willingness to learn functional programming, with emphasis on Haskell
- Practical knowledge of at least one programming language from the following: Haskell, C++, Agda, Clojure, F#, PureScript
- Mandatory: working knowledge of C++
- Ability to work in a structured, regulated environment (financial services / banking context is a plus)
- Strong analytical thinking and problem-solving skills
- Readiness to work on high-performance, low-latency systems
Optional
- Industry: Financial Markets / Trading Systems
- Technology stack: C++, Haskell
- Work type: Development role (no management responsibilities)
- Environment: High-performance computing, trading systems, quantitative analytics
- Strong emphasis on code quality, performance, and system stability
Your responsibilities
- Development and continuous enhancement of the high-performance analytics platform
- Implementation of software components in C++ and Haskell
- Execution of development tasks under semi-guided supervision
- Collaboration with Core engineering team on long-term platform evolution
- Delivery of efficient, stable, and high-performance software solutions
- Participation in technical discussions with traders and quantitative developers
- Contribution to system improvements in terms of performance, reliability, and maintainability
About the project
The role is part of a long-term initiative focused on the development and enhancement of the analytics platform used in a financial markets (FM) environment. The system supports high-performance analytical processing for trading activities and quantitative research.
The project is delivered in close cooperation with trading desks and quantitative development teams. The environment is strongly regulated, with strict adherence to compliance, risk management, governance, and banking regulations.
This is a purely technical, non-managerial role with no team leadership or direct reports.
This is how we organize our work
This is how we work
at the client's site
SQUARE ONE RESOURCES sp. z o.o.
At Square One Poland we link IT experts with the business. With over 25 years of experience, we specialize in recruitment processes on a global scale. Despite years of experience, we still have a startup DNA and this is our advantage. Our offices are located in London and Warsaw, however, we can reach clients from all over the world, from start-ups to big worldwide corporations.
This is how we work
Junior Functional & C++ Developer
I apply to:
SQUARE ONE RESOURCES sp. z o.o.
Warszawa, Mokotów
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