Senior Software Engineer (Tech Lead), Marketplace Middleware Engineering

This position is posted by Jobgether on behalf of a partner company. We are currently looking for a Senior Software Engineer (Tech Lead), Marketplace Middleware Engineering in the United States.

This is a high-impact technical leadership role focused on building and scaling the core middleware systems powering a private markets marketplace platform. You will design and deliver distributed, event-driven backend services that enable liquidity solutions, trading workflows, and financial data exchange across a complex fintech ecosystem. The role combines hands-on architecture, backend engineering, and technical leadership within a fast-paced, product-driven environment. You will partner closely with product, design, and architecture teams to translate complex financial requirements into scalable and secure systems. In addition to technical delivery, you will mentor engineers and help shape engineering best practices across the team. This is an opportunity to work on systems that directly influence access to private market investments and liquidity solutions. You will operate in a highly collaborative environment where speed, quality, and reliability are critical.

Accountabilities:

You will lead the design, development, and evolution of marketplace middleware services that power scalable and secure financial workflows.

Design, build, and maintain web-based applications and backend services supporting marketplace middleware business logic.
Lead technical workstreams in collaboration with product managers, architects, designers, and engineering stakeholders.
Translate business and financial requirements into scalable system designs and actionable engineering plans.
Mentor and guide engineers, promoting best practices in software design, testing, and modern backend development.
Develop clear technical documentation to support system understanding, onboarding, and long-term maintainability.
Build and maintain automated testing strategies (unit and integration tests) to ensure high system quality and reliability.
Support production systems and ensure high availability, performance, and operational excellence.
Apply Agile and Lean principles to drive iterative delivery and continuous improvement.

Requirements:

This role requires strong backend engineering expertise combined with technical leadership experience in complex, distributed systems.

8+ years of software engineering experience with a strong focus on backend systems.
Proven experience as a technical lead within a product engineering team.
Expertise in building APIs using C# and .NET frameworks.
Strong experience with event-driven architectures using Kafka, RabbitMQ, or similar technologies.
Deep understanding of CQRS, Event Sourcing, or related architectural patterns.
Strong knowledge of SQL and relational database design.
Experience contributing to and interpreting system design at scale.
Background in fintech or financial services, with familiarity in regulatory considerations.
Strong collaboration and communication skills, with a track record of delivering complex projects in team environments.
Bachelor’s degree in Computer Science, Engineering, or equivalent professional experience.
Experience with KYC workflows, CI/CD pipelines, TDD/DDD practices, or scaling distributed systems is a plus.

Benefits:

Competitive compensation package aligned with experience and expertise
Remote-first flexibility with periodic hybrid expectations (Denver-based presence when office opens)
Opportunity to work on high-impact fintech infrastructure shaping private market access
Comprehensive health, dental, and vision insurance coverage
Equity participation and long-term incentive opportunities
Collaborative, engineering-driven culture focused on innovation and ownership
Career growth opportunities in a rapidly scaling technical organization
Exposure to modern distributed systems, event-driven architecture, and fintech domain complexity

How Jobgether works:

We use an AI-powered matching process to ensure your application is reviewed quickly, objectively, and fairly against the role's core requirements. Our system identifies the top-fitting candidates, and this shortlist is then shared directly with the hiring company. The final decision and next steps (interviews, assessments) are managed by their internal team.

We appreciate your interest and wish you the best!

Why Apply Through Jobgether?

Data Privacy Notice: By submitting your application, you acknowledge that Jobgether will process your personal data to evaluate your candidacy and share relevant information with the hiring employer. This processing is based on legitimate interest and pre-contractual measures under applicable data protection laws (including GDPR). You may exercise your rights (access, rectification, erasure, objection) at any time.

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Senior Software Engineer (Tech Lead), Marketplace Middleware Engineering

Requirements:

Benefits:

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