Senior React Developer
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Senior React Developer
Location
Sofia, BG
Experience
Senior
Posted
Jul 22, 2026
Apply by
August 21, 2026
Applicants
0
Early applicantEasy applyFull-timeWork from Office
Job Description
# About the Role:
Grade Level (for internal use):
10
The Team:With Intelligence, now part of S&P Global, is transforming the investment data landscape through cutting-edge technology and AI driven solutions. Our global engineering team operates in a collaborative, cross-functional environment where we leverage best-of-breed technologies to build sophisticated data platforms that empower investment professionals worldwide. We value technical excellence, innovation, and fostering a culture where engineers can work with the latest frontend and backend technologies while making a meaningful impact on how financial data is accessed and analyzed.Responsibilities and Impact:
- Develop sophisticated user interfaces using React.js and modern frontend technologies to empower investment professionals with data-driven insights
- Build and maintain GraphQL server architecture to efficiently serve frontend requests and optimize data delivery for high-performance applications
- Contribute to our component library development using industry-standard tools, ensuring reusable, accessible, and scalable frontend components
- Collaborate with cross-functional engineering teams (including PHP, Node.js, and Python developers) to deliver high-quality software solutions in a global technology environment
- Optimize web applications for maximum speed, security, and scalability while working with data-rich investment domain datasets
- Provide technical guidance and mentorship to junior developers, contributing to the continuous improvement of frontend development processes and best practices
What We're Looking For:Basic Required Qualifications:
- 4+ years of proven experience as a React Developer with a strong portfolio demonstrating frontend development expertise
- Proficiency in modern JavaScript frameworks and libraries (such as React.js and Next.js
- Strong experience with TypeScript and modern web technologies including HTML5, CSS3, and responsive design principles
- Hands-on experience with API integration technologies (such as RESTful APIs, GraphQL, Apollo, or similar data fetching solutions)
- Experience with version control systems (such as Git, GitLab, or similar collaborative development tools) and unit testing frameworks (such as Jest and RTL)
- Experience working with complex, data rich applications
- Excellent problem solving and debugging skills
- Knowledge of performance optimization techniques and web application security best practices
Additional Preferred Qualifications:
- Experience with Node.js and backend development technologies for full-stack collaboration
- Familiarity with component library development tools (such as Storybook, or similar design system platforms)
About S&P Global Market Intelligence
At S&P Global Market Intelligence, a division of S&P Global we understand the importance of accurate, deep and insightful information. Our team of experts delivers unrivaled insights and leading data and technology solutions, partnering with customers to expand their perspective, operate with confidence, and make decisions with conviction.
For more information, visit http://www.spglobal.com/marketintelligence.
What’s In It For You?
Our Mission:
Advancing Essential Intelligence.
Our People:
We're more than 35,000 strong worldwide—so we're able to understand nuances while having a broad perspective. Our team is driven by curiosity and a shared belief that Essential Intelligence can help build a more prosperous future for us all.From finding new ways to measure sustainability to analyzing energy transition across the supply chain to building workflow solutions that make it easy to tap into insight and apply it. We are changing the way people see things and empowering them to make an impact on the world we live in. We’re committed to a more equitable future and to helping our customers find new, sustainable ways of doing business. Join us and help create the critical insights that truly make a difference.
Our Values:
Integrity, Discovery, Partnership
Throughout our history, the world's leading organizations have relied on us for the Essential Intelligence they need to make confident decisions about the road ahead. We start with a foundation of integrity in all we do, bring a spirit of discovery to our work, and collaborate in close partnership with each other and our customers to achieve shared goals.
Benefits:
We take care of you, so you can take care of business. We care about our people. That’s why we provide everything you—and your career—need to thrive at S&P Global.
Our benefits include:
- Health & Wellness: Health care coverage designed for the mind and body.
- Flexible Downtime: Generous time off helps keep you energized for your time on.
- Continuous Learning: Access a wealth of resources to grow your career and learn valuable new skills.
- Invest in Your Future: Secure your financial future through competitive pay, retirement planning, a continuing education program with a company-matched student loan contribution, and financial wellness programs.
- Family Friendly Perks: It’s not just about you. S&P Global has perks for your partners and little ones, too, with some best-in class benefits for families.
- Beyond the Basics: From retail discounts to referral incentive awards—small perks can make a big difference.
For more information on benefits by country visit: [https://spgbenefits.com/benefit-summaries](https://nam11.safelinks.protection.outlook.com/?url=https%3A%2F%2Fspgbenefits.com%2Fbenefit-summaries&data=05%7C02%7Clauren.washington%40spglobal.com%7C2110bb7975e647763da908dc57fae79d%7C8f3e36ea80394b4081a77dc0599e8645%7C1%7C0%7C638481982335774379%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C0%7C%7C%7C&sdata=MLyuUlul44KSiQWXG3isvYhaT7f6JLL5jLpgtgOcHyE%3D&reserved=0)
Global Hiring and Opportunity at S&P Global:
At S&P Global, we are committed to fostering a connected and engaged workplace where all individuals have access to opportunities based on their skills, experience, and contributions. Our hiring practices emphasize fairness, transparency, and merit, ensuring that we attract and retain top talent. By valuing different perspectives and promoting a culture of respect and collaboration, we drive innovation and power global markets.
Recruitment Fraud Alert:
If you receive an email from a spglobalind.com domain or any other regionally based domains, it is a scam and should be reported to reportfraud@spglobal.com. S&P Global never requires any candidate to pay money for job applications, interviews, offer letters, “pre-employment training” or for equipment/delivery of equipment. Stay informed and protect yourself from recruitment fraud by reviewing our guidelines, fraudulent domains, and how to report suspicious activity [here](https://www.spglobal.com/content/dam/spglobal/corporate/en/documents/careers/Corp_0525-Recruitment-Fraud-Alert.pdf).
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Equal Opportunity Employer
S&P Global is an equal opportunity employer and all qualified candidates will receive consideration for employment without regard to race/ethnicity, color, religion, sex, sexual orientation, gender identity, national origin, age, disability, marital status, military veteran status, unemployment status, or any other status protected by law. Only electronic job submissions will be considered for employment.
If you need an accommodation during the application process due to a disability, please send an email to: EEO.Compliance@spglobal.com and your request will be forwarded to the appropriate person.
US Candidates Only: [Know Your Rights: Workplace discrimination is illegal](https://www.eeoc.gov/sites/default/files/2023-06/22-088_EEOC_KnowYourRights6.12ScreenRdr.pdf)
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20 - Professional (EEO-2 Job Categories-United States of America), IFTECH202.1 - Middle Professional Tier I (EEO Job Group), SWP Priority – Ratings - (Strategic Workforce Planning)
Key Responsibilities
- Develop sophisticated user interfaces using React.js and modern frontend technologies
- Build and maintain GraphQL server architecture to optimize data delivery
- Contribute to component library development ensuring reusable and scalable frontend components
- Collaborate with cross-functional engineering teams including PHP, Node.js, and Python developers
- Optimize web applications for speed, security, and scalability
- Provide technical guidance and mentorship to junior developers
Skills Required
React.jsNext.jsTypeScriptHTML5CSS3RESTful APIsGraphQLApolloGitGitLabJestRTLUnit testingProblem solvingDebuggingMentorshipCollaborationNode.jsBackend developmentStorybookComponent library development tools
Benefits
- Health care coverage
- Flexible downtime
- Continuous learning resources
- Competitive pay
- Retirement planning
- Company-matched student loan contribution
- Financial wellness programs
- Family friendly perks
- Retail discounts
- Referral incentive awards
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