Senior Fullstack (Python,React.js,Kotlin) Engineer
Capgemini EngineeringUkraine6 days ago
Full-timeInformation Technology
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At Capgemini Engineering, the world leader in engineering services, we bring together a global team of engineers, scientists, and architects to help the world’s most innovative companies unleash their potential. From autonomous cars to life-saving robots, our digital and software technology experts think outside the box as they provide unique R&D and engineering services across all industries. Join us for a career full of opportunities. Where you can make a difference. Where no two days are the same.
Job Description
About the Role
We are seeking a highly skilled Senior Full Stack Engineer to join our dynamic team in the FinTech space. You will design, develop, and maintain scalable web applications that power our financial products. This role requires strong expertise in Kotlin for backend services and React for building intuitive user interfaces, along with working knowledge of Python and MySQL.
Key Responsibilities
Design and implement robust, scalable, and secure web applications.
Develop RESTful APIs and microservices using Kotlin
Build responsive and interactive front-end applications using React.
Micro servicing architecture using Google gRPC.
Collaborate with product managers, designers, and other engineers to deliver high-quality solutions.
Optimise application performance and ensure best practices in coding and architecture.
Integrate third-party APIs and financial data sources.
Participate in code reviews, mentor junior developers, and drive technical excellence.
Ensure compliance with security and regulatory standards in financial applications.
Required Skills & Qualifications
5+ years of professional experience in software development.
Strong proficiency in Kotlin and frameworks like JakartaEE or Spring Boot.
Solid experience with React.js, Redux (to maintain and refactoring of depreciated Redux code.), and modern front-end tooling.
Working knowledge of Python for scripting or auxiliary services.
Proficiency in MySQL and familiarity with other SQL databases.
Experience with AWS
Knowledge of CI/CD pipelines, Docker, and Kubernetes.
Understanding of financial systems, payment gateways, or trading platforms is a plus.
Excellent problem-solving skills and ability to work in a fast-paced environment.
What You Will Love About Working Here
We care about all our employees and want them to feel as comfortable as possible. That's why we offer health insurance from the first days, regardless of the probationary period.The Gift from the Company - Christmas holidays from December 25 to December 31.Cooperation with Superhumans center and Veteran HUB. Capgemini Engineering has supported the launch of psychological rehabilitation department of Superhumans. Our team also donated over UAH 500 000 prosthetics for three Ukrainian defenders. Currently, we support psychological counseling provided by the Veteran Hub, and we have implemented an internal policy making the company friendly to military and veterans with the assistance of the Hub.
Capgemini is a global business and technology transformation partner, helping organizations to accelerate their dual transition to a digital and sustainable world, while creating tangible impact for enterprises and society. It is a responsible and diverse group of 340,000 team members in more than 50 countries. With its strong over 55-year heritage, Capgemini is trusted by its clients to unlock the value of technology to address the entire breadth of their business needs. It delivers end-to-end services and solutions leveraging strengths from strategy and design to engineering, all fueled by its market leading capabilities in AI, generative AI, cloud and data, combined with its deep industry expertise and partner ecosystem.
Job Description
About the Role
We are seeking a highly skilled Senior Full Stack Engineer to join our dynamic team in the FinTech space. You will design, develop, and maintain scalable web applications that power our financial products. This role requires strong expertise in Kotlin for backend services and React for building intuitive user interfaces, along with working knowledge of Python and MySQL.
Key Responsibilities
Design and implement robust, scalable, and secure web applications.
Develop RESTful APIs and microservices using Kotlin
Build responsive and interactive front-end applications using React.
Micro servicing architecture using Google gRPC.
Collaborate with product managers, designers, and other engineers to deliver high-quality solutions.
Optimise application performance and ensure best practices in coding and architecture.
Integrate third-party APIs and financial data sources.
Participate in code reviews, mentor junior developers, and drive technical excellence.
Ensure compliance with security and regulatory standards in financial applications.
Required Skills & Qualifications
5+ years of professional experience in software development.
Strong proficiency in Kotlin and frameworks like JakartaEE or Spring Boot.
Solid experience with React.js, Redux (to maintain and refactoring of depreciated Redux code.), and modern front-end tooling.
Working knowledge of Python for scripting or auxiliary services.
Proficiency in MySQL and familiarity with other SQL databases.
Experience with AWS
Knowledge of CI/CD pipelines, Docker, and Kubernetes.
Understanding of financial systems, payment gateways, or trading platforms is a plus.
Excellent problem-solving skills and ability to work in a fast-paced environment.
What You Will Love About Working Here
We care about all our employees and want them to feel as comfortable as possible. That's why we offer health insurance from the first days, regardless of the probationary period.The Gift from the Company - Christmas holidays from December 25 to December 31.Cooperation with Superhumans center and Veteran HUB. Capgemini Engineering has supported the launch of psychological rehabilitation department of Superhumans. Our team also donated over UAH 500 000 prosthetics for three Ukrainian defenders. Currently, we support psychological counseling provided by the Veteran Hub, and we have implemented an internal policy making the company friendly to military and veterans with the assistance of the Hub.
Capgemini is a global business and technology transformation partner, helping organizations to accelerate their dual transition to a digital and sustainable world, while creating tangible impact for enterprises and society. It is a responsible and diverse group of 340,000 team members in more than 50 countries. With its strong over 55-year heritage, Capgemini is trusted by its clients to unlock the value of technology to address the entire breadth of their business needs. It delivers end-to-end services and solutions leveraging strengths from strategy and design to engineering, all fueled by its market leading capabilities in AI, generative AI, cloud and data, combined with its deep industry expertise and partner ecosystem.
Key Skills
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