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Fintech Software Engineer Jobs in Trumbull, CT (NOW HIRING)

... fintech, quantitative research, or financial technology - Academic background in finance, economics, mathematics, statistics, computer science, or another quantitative discipline

Software Engineer

Stamford, CT · On-site

$110 - $150/hr

Strong software engineering fundamentals, including clean code, testing, debugging, and system ... Experience working with financial markets, investing, fintech, quantitative research, or financial ...

Sr Software Engineer

Greenwich, CT · On-site

$100 - $130/hr

Interactive Brokers has been at the forefront of the Fintech space for over 40 years and we pride ... All phases of a multi-tier software development cycle (GUIs, databases, mid-tier, batch ...

Sr Software Engineer

Greenwich, CT · On-site

$137K - $181K/yr

Interactive Brokers has been at the forefront of the Fintech space for over 40 years and we pride ... All phases of a multi-tier software development cycle (GUIs, databases, mid-tier, batch ...

... fintech software businesses with a long-term ownership mindset. Quality Standard is actively ... Coordinate cross-functional internal teams including Solutions Engineering, Product, and Support

Junior Full Stack Developer

Stamford, CT · On-site

$100K - $120K/yr

... Engineer in the FinTech or technology space. * Proficiency in modern JavaScript/TypeScript and front-end technologies (e.g., React, Angular, or Vue). * Experience with front-end frameworks, component ...

Fintech Software Engineer information

See Trumbull, CT salary details

$62.3K

$144.7K

$201.6K

How much do fintech software engineer jobs pay per year?

As of Aug 27, 2026, the average yearly pay for fintech software engineer in Trumbull, CT is $144,747.00, according to ZipRecruiter salary data. Most workers in this role earn between $117,700.00 and $169,700.00 per year, depending on experience, location, and employer.

What is a fintech software engineer?

A Fintech Software Engineer designs, develops, and maintains software solutions for financial technology applications, such as payment systems, trading platforms, and banking services. They work with technologies like blockchain, APIs, cloud computing, and data security to ensure reliable and secure financial transactions. This role requires expertise in programming languages like Python, Java, or C++, along with an understanding of financial regulations and compliance. Fintech engineers collaborate with product managers, data scientists, and security experts to innovate and improve financial services.

What are the key skills and qualifications needed to thrive as a fintech software engineer?

To thrive as a Fintech Software Engineer, you need strong programming skills (commonly in Java, Python, or C++), a solid understanding of financial systems, and a bachelor’s degree in computer science or a related field. Familiarity with cloud platforms, API development, blockchain technologies, and relevant certifications like AWS Certified Developer or CFA (for those building trading platforms) is highly valuable. Collaboration, problem-solving, and effective communication are standout soft skills for this position. These competencies ensure secure, scalable, and user-focused financial technology solutions in a rapidly evolving industry.

What are some typical challenges faced by fintech software engineers in their daily work?

Fintech Software Engineers often work on complex systems that must comply with strict security and regulatory standards, which can be challenging when innovating with new technologies. They frequently juggle integrating modern solutions with legacy financial infrastructure, ensuring reliability while maintaining fast deployment cycles. Collaboration with product managers, compliance teams, and data scientists is common, requiring both technical expertise and clear communication. Successfully overcoming these challenges is crucial for delivering secure, high-performance financial applications in the competitive fintech landscape.

What are popular job titles related to Fintech Software Engineer jobs in Trumbull, CT?

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What job categories do people searching Fintech Software Engineer jobs in Trumbull, CT look for?

The top searched job categories for Fintech Software Engineer jobs in Trumbull, CT are:

Software Engineer

Wise Insight

Stamford, CT • On-site

Full-time

Posted 10 days ago


Job description

Key Information:
Work Model: On-site, 5 days per week
Employment Type: Full-time
Company: Leading Investment Firm in Stamford, Connecticut

Key
Responsibilities:
- Build and maintain full-stack software applications supporting investment research and internal business processes
- Develop production-quality applications using TypeScript and modern full-stack technologies within the T3 ecosystem
- Write Python for scripting, automation, data processing, and internal tooling
- Design and work with relational databases and write production-quality SQL
- Participate in the full software development lifecycle, from problem definition and architecture through implementation, testing, deployment, and maintenance

Requirements:
- 2 to 7 years of professional experience in full-stack software development
- Strong proficiency in TypeScript and modern full-stack development
- Strong hands-on Python experience with ability to read and write Python for scripting and automation
- Experience working with AWS and cloud-based application environments
- Strong understanding of relational databases
- Experience writing production-quality SQL
- Strong software engineering fundamentals, including clean code, testing, debugging, and system design
- Strong problem-solving skills and genuine curiosity about technology and data

Preferred Qualifications:

- Experience with AI engineering, LLM APIs, or generative AI applications
- Experience building AI-powered automations or agentic workflows
- Experience working with financial markets, investing, fintech, quantitative research, or financial technology
- Academic background in finance, economics, mathematics, statistics, computer science, or another quantitative discipline