C# senior w Wielka Brytania, Polska is listed on Jobeax. Browse 110,000+ vacancies available.
Description & Requirements We are seeking a Senior C# Developer to join the Non‑Linear IT team within Global Markets IT. The team builds and maintains the core applications that support XVA, liquidity, and financial‑resource management. You will work in an agile, collaborative environment in team distributed between London, Paris and Kraków, delivering clean, maintainable code while helping migrate our back‑end services to a modern event‑driven architecture. Senior C# Developer Responsibilities: Design, develop, and evolve high‑performance C#/.NET services that power XVA, liquidity and cash‑forecasting workflows. Contribute to the migration to a modern, event‑driven architecture. Implement asynchronous, message driven communication using Rebus and ensure data integrity Participate in full‑cycle DevOps processes: source control (Bitbucket/GIT), CI/CD pipelines (TeamCity, Jenkins), and configuration management (Ansible). Apply knowledge of Large Language Models (LLMs) and agentic AI to improve coding efficiency, code review, and automated testing within an enterprise setting. Provide technical mentorship, conduct code reviews, and champion best‑practice patterns (OO design, SOLID, clean architecture). Deliver high‑quality software under tight deadlines while maintaining attention to detail and robust documentation. Requirements: 5+ years of professional experience with C#/.NET (Windows Services, https://jobeax.com/link/GrYTXLZMpxEMJknV Web API, SignalR). Strong command of Object‑Oriented Programming, design patterns, and SOLID principles. Proven experience with service‑oriented architectures and asynchronous messaging (Rebus). Advanced knowledge of MS SQL and hands‑on with DevOps tools: Git/Bitbucket, TeamCity/Jenkins, Ansible. Familiarity with ORM libraries (e.g., Dapper) and version‑controlled build pipelines. Understanding of the capabilities of LLM's in the software development process with practical experience of agentic AI engineering in an enterprise environment. Excellent communication skills in English (C1) Nice‑to‑Have: Front‑end development experience with HTML, JavaScript/TypeScript, React, Redux. Financial domain knowledge: Financial products (Listed / OTC) PnL Explain, risks (Delta, Gamma, Theta, Vega) XVA (CVA, FVA, ColVA) Liquidity Risk (RNFB, NSFR) Cash Forecasting Balance Sheet Metrics (Leverage Exposure) Pre-trade calculation and booking workflow We offer: Equivalent for remote work expenses (120 PLN per month) Stable employment in the international company Fully paid private medical care for employee Pre-paid lunch card Employee Pension Plan Co-financed Multisport Card Life insurance Car parking availability in the office building Trainings and development opportunities We invite you to apply with your resume in English.
We are seeking a Senior C++ Developer to design, optimize, and maintain high-performance Microsoft Office COM Add-Ins, with a focus on scalability, real-time data processing, and seamless user experience within Excel. Responsibilities Develop, maintain, and optimize Microsoft Office COM Add-Ins on Windows using C++ and ...
140 PLN/h | Senior C# / .NET Developer Szukam doświadczonego seniora do projektu dla globalnego gracza z branży Retail Media. Klient tworzy duże systemy i platformy reklamowe dla e-commerce. Dołączysz do 6-osobowego zespołu, który działa jako samodzielny unit technologiczny. Będziecie budować od zera Core User Platform ...
We are looking for a Senior C++ Engineer with Observability expertise to spearhead our observability implementation. This position blends practical engineering with technical leadership, guaranteeing that customer experience, system reliability, and operational insight remain measurable and integrated across the entire ...
Dla jednego z naszych klientów poszukujemy Senior Software Engineera, który przede wszystkim mocno stoi po stronie backendu, ale jednocześnie potrafi swobodnie poruszać się po frontendzie i przejąć odpowiedzialność za funkcjonalność end-to-end. To rola dla osoby, która lubi pracować nie tylko nad pojedynczym komponentem, ...
We are seeking a Senior Engineer with expertise in C++, Go, or Rust to join the team responsible for building the application layer that combines single-application observability data into end-to-end insight for the client's Real-Time platform. This role applies technical knowledge to design, build, and improve the software ...
Responsibilities The Role will be to maintain and develop existing and new components to both internal and external exchanges, liquidity pools, brokers and price vendors. Currently this components exist in both Java and C++. The direction is to migrate all these components to Java.
We are seeking a Senior Engineer with expertise in C++, Go, or Rust to join the team responsible for building the application layer that combines single-application observability data into end-to-end insight for the client's Real-Time platform. This role applies technical knowledge to design, build, and improve the software ...
WHO WE ARE Accenture is a leading global professional services company that helps the world’s leading businesses, governments and other organizations build their digital core, optimize their operations, accelerate revenue growth and enhance citizen services.
We are looking for a Senior C++ Software Engineer to join a team building the next generation of computers for artificial intelligence. The company brings together experts in computer architecture, ASIC design, advanced systems and neural network compilers, with the team focused on the compiler and neural network stack, ...
We are looking for a Senior C++ Software Engineer to join a team building the next generation of computers for artificial intelligence. The company brings together experts in computer architecture, ASIC design, advanced systems and neural network compilers, with the team focused on the compiler and neural network stack, ...
We are looking for a Senior C++ Software Engineer to join a team building the next generation of computers for artificial intelligence. The company brings together experts in computer architecture, ASIC design, advanced systems and neural network compilers, with the team focused on the compiler and neural network stack, ...
We are looking for a Senior C++ Software Engineer to join a team building the next generation of computers for artificial intelligence. The company brings together experts in computer architecture, ASIC design, advanced systems and neural network compilers, with the team focused on the compiler and neural network stack, ...
We are looking for a Senior C++ Software Engineer to join a team building the next generation of computers for artificial intelligence. The company brings together experts in computer architecture, ASIC design, advanced systems and neural network compilers, with the team focused on the compiler and neural network stack, ...
Position: Senior Test Automation Engineer 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 ...
Unreal Developer (Mid/Senior) Full-time / part-time engineering Salary 14,000 - 20,000 PLN gross (+ ESOP) Remote (with Warsaw office) Virbe is a Virtual Being creation suite licensed as technology-as-a-service, which allows transforming Conversational AI and chatbots into interactive human‑like avatars, which business customers ...
We're looking for a Senior Insurance Technology Consultant to join our team in Warsaw, Kraków or Gdańsk, Poland in a hybrid working mode. As part of EPAM's growing Insurance Business Unit, you will work in a high-visibility, client-facing role that drives AI and cloud transformation programs for leading insurance organizations. ...
Join our team as a Senior Delivery Manager and take end-to-end ownership of client engagements, from opportunity qualification through delivery execution and value realization. Acting as the primary link between Sales, Delivery, Solutions, and client leadership, you will turn commercial commitments into high-quality execution, ...
Join our team as a Senior Delivery Manager and take end-to-end ownership of client engagements, from opportunity qualification through delivery execution and value realization. Acting as the primary link between Sales, Delivery, Solutions, and client leadership, you will turn commercial commitments into high-quality execution, ...
... integrity, collaboration, and customer care, with the resources, training, and incentives to ensure your success every step of the way. Role: Firmware Engineer – Senior Country: Poland Location: Gdańsk (Hybrid) Contract Type: Full Time, UoP Department: R&D / Engineering About the Role Aritech has been a trusted name in the security ...