senior python engineer

Citi is hiring for an ACE Quant Development role in Warsaw. You will develop and maintain the ACE Python application, interfacing with Quant and Front Office teams to integrate pricing models and workflows. Expect exposure to distributed computing and deployment across asset classes.The position emphasizes building scalable credit risk solutions, supporting...

Banking | Warsaw, Poland | Hybrid (3 days on-site) | B2B: up to 140 PLN/h net + VAT Payments are at the heart of modern banking - and making sure they work flawlessly is critical. We're looking for a Test Automation Engineer to join a cross-functional team in Warsaw, building and running end-to-end automated tests across payment flow applications in a major...

Location: remote with the first day onboarding in Warsaw and occasional visits once per quarter Rate: up to 180 pln/h on b2b Project Overview We are building CaaS (Content as a Service) — a platform that transforms publisher content (PDF textbooks and Excel manifests) into structured, enriched, AI-ready data. The platform processes content once and exposes...

Software Engineer (Python OR Ruby on Rails) Salary: 21,000 - 27,000 PLN per month Hybrid from Warsaw (2 days on site / per week) Full-time Contract through Deel We’re looking for a Software Engineer for a leading software provider in the clean-energy space, building technology that helps solar professionals design and sell solar projects accurately and at...

We are looking for a highly experienced Staff Big Data Engineer to lead a critical Data Migration project for our client. In this role, you will be the driving technical force behind transitioning massive, complex data sets from legacy environments to a modern, cloud-native architecture. As a Staff Engineer, you won't just write code. You will design the...

An innovative tech firm is seeking a passionate Python and Kubernetes Software Engineer to join their dynamic team. In this role, you'll work on cutting-edge data analytics and machine learning solutions, using popular open-source tools. Collaborate with talented colleagues in a distributed work environment, contributing to impactful projects that enhance...

kapa.ai is hiring a software engineer to work across the stack on the Kapa systems that answer thousands of developer questions daily. You will collaborate with the founding team and research engineers while scaling the Python-based infrastructure powering the RAG engine.The role involves experimenting with features in the analytics platform (React +...

Requirements:8+ years of hands-on experience developing and designing large-scale, distributed, cloud-based systems.Strong experience with:AWS and cloud-native architecturesMicroservices and event-driven designContainers and serverless patternsProficiency in at least one modern backend language (Python is a strong advantage).Excellent system design and...

Mid Aerospace Software Engineer (Python + Algorithms) AP-Tech operates in the aviation technology industry, delivering advanced automation systems and airport infrastructure for civilian and military sectors. Our mission is to enhance the safety, efficiency, and sustainability of air traffic operations worldwide. With a dedicated team of 50+ specialists, we...

Graphcore Ltd. is seeking a Python Engineer to join the Infrastructure Solutions team in Bristol, UK. You will drive tooling that enhances build, test, deployment, and productization processes, enabling the broader team to scale AI compute infrastructure.You will collaborate across security and engineering fields, implementing robust automation and...

AgileEngine in Poland is seeking a Software Engineer to contribute to a follow-the-sun DevSecOps pod, writing Python scripts to integrate SAST, DAST, and SCA gating into CI/CD pipelines and tuning scanning tools to reduce false positives. The role requires 3–5 years of software engineering experience with strong Python proficiency and CI/CD familiarity.You...

Sii Poland is seeking engineers to build AI systems outside notebooks, turning architectures into production services. You’ll write Python, wire cloud infrastructure, and tackle data quality, latency, evaluation, and deployment to run AI reliably in production.You’ll work across generative and classical AI stacks, integrating LLMs, training ML models,...

Sii Poland is seeking engineers to build AI systems beyond notebooks, turning architectures into production services on Azure, AWS, or GCP. You will work across generative and classical AI stacks, ensuring reliability, observability, and cost efficiency.Responsibilities include building knowledge-grounded AI systems, deploying ML pipelines, and optimizing...

Hitachi Energy in Kraków is seeking an Integration Test Team member to assure quality for Mission Critical Communication systems. This role involves developing automated tests in Python and collaborating with interdisciplinary teams to deliver reliable network solutions.The ideal candidate has extensive experience in Python testing, knowledge of test...

Sii Poland is seeking engineers to build AI systems that run in production, not notebooks. You'll translate architectures into reliable, observable, and cost-efficient services, writing Python, wiring cloud infrastructure, and tackling data quality, latency, evaluation, and deployment.You'll work across the generative and classical AI stack—integrating...

We are looking for a Senior Python/Django Architect to join a long-term project for a Norwegian client in the financial sector. Team: 10 people — Backend, Frontend, Full-Stack, BA, UX & DevOps Location: Poland / CET Engagement: Full-time, starting in September ️ Occasional travel to Norway may be possible Project A specialized cloud-based practice...

Sii Poland is seeking an experienced Python programmer to develop and maintain a risk management platform based on the Front Arena system. You will work with Front Office IT developers, risk specialists, and business stakeholders, collaborating closely with traders and risk managers.Your role includes platform development, customization, and integration with...

INFUSE in Poland is looking for a Senior Python Backend Developer with proven experience in building scalable and maintainable microservice systems. This role involves developing databases and backend APIs, integrating internal and third-party APIs, and collaborating with various teams to meet business needs. The ideal candidate should have expertise in...

Next Frontier Capital is seeking a Senior Python Full Stack Developer (Treasury Transformation) to lead design and delivery of automation and analytics within the Treasury Transformation team. You will bring deep technical expertise across Python, JavaScript, SQL, and UI design to architect scalable solutions in a fast-paced finance environment.You will...

As a recruitment company, DCG understands that every business is powered by experienced professionals. Our management style and partnership approach enable us to meet your needs and provide continuous support. Due to our ongoing growth and the large number of recruitment projects we undertake for our partners, we are currently looking for: Senior IT...