The Role

This is an opportunity to join a world-leading engineering team working on the design and development of new features across Pico’s entire product range. Our Redline Trading Solutions provides ultra-low latency market data and order execution solutions that solve the toughest latency and throughput challenges in today’s equities, options, futures and foreign exchange markets. Our Corvil Analytics technology is used extensively by market participants to understand various aspects of their performance and execution, at both network and business level, in real-time and retrospectively. We are at a tremendously exciting stage with extensive, on-going innovative work and an exciting vision to fulfil

We need brilliant engineers to help bring this technology into new markets and new deployment models. If you want to work with a team of highly skilled engineers where learning and innovation are everyday activities, if you want to solve the problems encountered when normalizing and analysing the firehose of data in real time – then Pico is what you are looking for.

Requirements:

• BSc/MSc in a relevant Engineering disciple (Computer Science, Computer Engineering, Electrical Engineering, Maths, Physics, etc)
• A strong proficiency in C development under Linux
• Knowledge of high-performance systems and multi-threaded application development
• Insatiable appetite for problem-solving and learning about technology
• Team player - excels in a collaborative environment while using initiative to the team’s benefit
• Extensive knowledge of computer architectures
• Focus on writing maintainable code
• Excellent customer service attitude, communication skills (written and verbal), and interpersonal skills
• Ability to ask for help, take advice, and incorporate constructive feedback
• Ability to articulate the reasoning behind decisions or trade-offs
• This role is office-based, minimum expectation is hybrid office/remote work.

Experience/Knowledge of the following is desirable:

• Knowledge of Financial trading concepts (orders, trades, quotes, etc) and protocols, including FIX.
• Automated testing (unit testing, integration testing)
• Multiple Linux-based development environments, including tools such as gdb and valgrind
• Python programming
• Java programming
• Continuous Integration (Jenkins), including the delivery of CI aligned test automation
• IP networking
• Packet capture analysis using tools such as Wireshark

Working Arrangements 

This is a Hybrid position with weekly time in the office with the flexibility of working from home. Though travel may be required from time to time, it is not expected to be regular or frequent. 

IMPORTANT DATA PRIVACY INFORMATION:

This position is available with PICO GLOBAL LTD. The controller of your personal data will be PICO GLOBAL LTD.

Given the nature of the job, the position and the nature of the employer and the services it provides, we are entitled to possibly check the candidates' criminal record, as required by law and other regulations applicable to us.

For further information on what personal data we collect, how we will process your personal data and your rights with respect to your personal data please read our Pico Job Candidate Privacy Notice, View Here.

The Role

This is an opportunity to join a world-leading engineering team working on the design and development of new features across Pico’s entire product range. Our Redline Trading Solutions provides ultra-low latency market data and order execution solutions that solve the toughest latency and throughput challenges in today’s equities, options, futures and foreign exchange markets. Our Corvil Analytics technology is used extensively by market participants to understand various aspects of their performance and execution, at both network and business level, in real-time and retrospectively. We are at a tremendously exciting stage with extensive, on-going innovative work and an exciting vision to fulfil

We need brilliant engineers to help bring this technology into new markets and new deployment models. If you want to work with a team of highly skilled engineers where learning and innovation are everyday activities, if you want to solve the problems encountered when normalizing and analysing the firehose of data in real time – then Pico is what you are looking for.

Requirements:

• BSc/MSc in a relevant Engineering disciple (Computer Science, Computer Engineering, Electrical Engineering, Maths, Physics, etc)
• A strong proficiency in C development under Linux
• Knowledge of high-performance systems and multi-threaded application development
• Insatiable appetite for problem-solving and learning about technology
• Team player - excels in a collaborative environment while using initiative to the team’s benefit
• Extensive knowledge of computer architectures
• Focus on writing maintainable code
• Excellent customer service attitude, communication skills (written and verbal), and interpersonal skills
• Ability to ask for help, take advice, and incorporate constructive feedback
• Ability to articulate the reasoning behind decisions or trade-offs
• This role is office-based, minimum expectation is hybrid office/remote work.

Experience/Knowledge of the following is desirable:

• Knowledge of Financial trading concepts (orders, trades, quotes, etc) and protocols, including FIX.
• Automated testing (unit testing, integration testing)
• Multiple Linux-based development environments, including tools such as gdb and valgrind
• Python programming
• Java programming
• Continuous Integration (Jenkins), including the delivery of CI aligned test automation
• IP networking
• Packet capture analysis using tools such as Wireshark

Working Arrangements 

This is a Hybrid position with weekly time in the office with the flexibility of working from home. Though travel may be required from time to time, it is not expected to be regular or frequent. 

IMPORTANT DATA PRIVACY INFORMATION:

This position is available with PICO GLOBAL LTD. The controller of your personal data will be PICO GLOBAL LTD.

For further information on what personal data we collect, how we will process your personal data and your rights with respect to your personal data please read our Pico Job Candidate Privacy Notice, View Here.

Be a part of Pico Family

Pico is an equal opportunity employer. Pico does not discriminate on the basis of a candidate's age, race, gender, color, religion, sexual orientation, physical or mental disability, or other non-merit factors. All employment decisions at Pico are based on business needs, job requirements and qualifications. If you require any assistance or accommodations to be made for the recruitment process, please inform us when you submit your online application.

Job Type: Full-Time Experience Level: Senior (7+ years)

We are looking for an experienced Senior Python Developer who excels at designing and architecting large-scale systems. In this role, you will be responsible for leading the development of robust, high-performance software platforms from the ground up. You’ll define architecture, guide technical decision-making, and ensure that our systems are reliable, maintainable, and built for growth. While experience with AI and automation is a plus, your core strength will be scalable architecture, distributed systems, and engineering leadership. You’ll collaborate across teams to deliver systems that power critical business functions and enable innovation.

Essential Duties and Responsibilities:

• Architect, design, and implement large-scale, distributed systems using Python
• Build and maintain scalable, secure, and high-performance platforms
• Design data processing pipelines to handle large volumes of structured and unstructured data
• Collaborate with product and engineering teams to translate business needs into technical solutions
• Drive code quality, performance, and maintainability through reviews, standards, and mentorship
• Ensure solutions meet scalability, availability, and reliability requirements
• Integrate AI/ML components where appropriate to enhance system capabilities
• Stay current with modern architecture patterns, tools, and best practices.

What You’ll Bring

• Proven track record in architecting and delivering complex, high-scale systems
• Strong proficiency in Python for backend development
• Expertise in distributed systems, microservices architecture, and API design
• Experience with vector databases (e.g., ClickHouse)
• Proficiency with containerization (Docker) and orchestration (Kubernetes)
• Familiarity with data engineering concepts (ETL, batch, and streaming pipelines)
• Strong problem-solving skills and ability to make high-impact technical decisions
• Excellent communication and leadership skills

Experience and Qualifications Required:

• Bachelor’s or Master’s degree in Computer Science, AI/ML, or related field.
• Proficient English.
• 7+ years of experience developing end-to-end scalable solutions using Python.
• Experience as a leader, managing and mentoring other engineers.
• Experience with vector databases

Experience with Kubernetes Preferred:

• Proven leadership in extracurricular activities or community involvement, showcasing the ability to take initiative and lead in diverse environments.
• Track record of exceptional personal achievements, such as awards, competitions, or ambitious self-driven projects, reflecting discipline and a high level of motivation.
• Published research or contributions to open-source projects.
• Experience with AI domains such as NLP, computer vision, or reinforcement learning.
• Experience with frameworks (TensorFlow, PyTorch, Scikit-learn)

We work 3 days at Kaseya Krakow office per week, which is mandatory.