4x Senior Frontend Developers positions with a major financial services company in Krakow. The team focuses on developing front office sales and trading applications for an exciting microservice platform, utilising cutting-edge technologies to support Rates and Credit business areas. Contract: B2B, 4 years pipeline of work Location: Krakow Your Role: Part of a scrum team working on delivering business value through software Implement and deliver high-quality software solutions Demonstrate skills in working with trading desks and other teams in the bank Understand business requirements and translate them into code Design, build and maintain efficient reusable code Build and maintain unit/integration/functional/non-functional testing framework Provide technical direction and system architecture Essential Requirements: Strong Proficiency (5+ years) in the following technologies: React, TypeScript, JavaScript ES2020, HTML5, CSS3 Experience with NodeJS, NPM, PNPM Excellent problem-solving and analytical thinking Self-starting attitude and the desire to take ownership of requirements from start to finish Proactive, comfortable working in dynamic environments with fast-paced deliveries and changing requirements Excellent communication skills Nice-to-have Requirements: Experience in using Redux, Redux-Saga, AG-Grid, LESS/SASS, NodeJS and Lodash Understanding of FP, OOP, REST APIs, real-time data-streaming and messaging systems, agile development processes, and automation technologies for testing and CI. Investment banking/financial services domain knowledge is a big plus Team and Process: The pod consists of 20 members within a larger engineering crew of over 100 engineers supporting rates and credit applications. Structured, efficient interview process involving two stages of interview The team welcomes proactive, communicative candidates, comfortable with dynamic environments and ownership of requirements.