Senior JavaScript/Node.js MCP Developer (FinTech Project)
sigmasoftware2· BU004 (TLTaT)
About this role
Company Description
We are seeking a highly skilled Node.js expert, who excels as a collaborative team member. The role goes beyond coding, encompassing responsibilities such as handling feature aspects, specifications, technical design, development, testing, documentation, and maintenance.
CUSTOMER
Our client has rapidly become one of Europe’s most swiftly expanding FinTech companies. They oversee all aspects of financial operations, from generating virtual cards to facilitating wire transfers and maintaining customer account balances. As a payment institution, our client provides a platform that integrates financial services into its product, offering features such as account management, card payments, bank transfers, and additional services.
Job Description
- Design and implement large-scale software solutions and components using multiple technologies, with a primary focus on Node.js and ReactJS
- Maintain a consistently high level of quality throughout all stages of the development
- Communicate effectively to collaborate closely with the team and gain full context for complex tasks
- Follow the best engineering practices, as well as company and client guidelines
- Play supervisory, advisory, and coaching roles for less-experienced engineers on the team
- Promote clean code, as well as design patterns and principles
Qualifications
- Over 5 years of experience in Back-end software development
- At least 3 years of experience with TypeScript
- Over 4 years of experience working with Node.js
- Practical understanding of MCP architecture and agentic system design
- Experience with security aspects of AI Agentic systems and MCP integrations
- Strong experience in designing distributed and secure systems
- Good Front-end development skills
- Good understanding of microservices architectures
- Experience in designing, building, and maintaining APIs
- Experience in building and consuming REST and/or GraphQL APIs
- Familiarity with DevOps practices
- Strong experience working with AWS
- Good knowledge of testing best practices
- At least an Upper-Intermediate level of English
WOULD BE A PLUS
- Experience with modern JavaScript and ES6 libraries
Additional Information
Frequently Asked Questions
Is the salary disclosed for the Senior JavaScript/Node.js MCP Developer (FinTech Project) position at sigmasoftware2?
The salary for this Senior JavaScript/Node.js MCP Developer (FinTech Project) role at sigmasoftware2 is not publicly listed. Click "Apply Now" to learn more about the compensation package on their official careers page.
Is the Senior JavaScript/Node.js MCP Developer (FinTech Project) job at sigmasoftware2 remote?
Yes, this Senior JavaScript/Node.js MCP Developer (FinTech Project) position at sigmasoftware2 is remote, with team members based in Masovian Voivodeship, Warsaw, Warsaw, Masovian Voivodeship, Poland, pl. You can work from home or anywhere in the supported regions.
Is the Senior JavaScript/Node.js MCP Developer (FinTech Project) role at sigmasoftware2 full-time or part-time?
This is listed as a Full time position. It is posted as a Senior JavaScript/Node.js MCP Developer (FinTech Project) role in the BU004 (TLTaT) department at sigmasoftware2.
Which team or department does the Senior JavaScript/Node.js MCP Developer (FinTech Project) at sigmasoftware2 belong to?
This Senior JavaScript/Node.js MCP Developer (FinTech Project) position is part of the BU004 (TLTaT) department at sigmasoftware2. See the full job description for more information about the team structure and responsibilities.
How do I apply for the Senior JavaScript/Node.js MCP Developer (FinTech Project) position at sigmasoftware2?
Click the "Apply Now" button on this page. You will be redirected to sigmasoftware2's official application portal hosted on smartrecruiters where you can submit your application directly.
When was the Senior JavaScript/Node.js MCP Developer (FinTech Project) job at sigmasoftware2 posted?
This Senior JavaScript/Node.js MCP Developer (FinTech Project) position at sigmasoftware2 was posted on Jun 8, 2026. Apply as soon as possible — early applications are often reviewed first.
Senior JavaScript/Node.js MCP Developer (FinTech Project)
sigmasoftware2
You'll be redirected to sigmasoftware2's official application page on SmartRecruiters.