Sr. Software Engineer - Trading

Solomon Page; New York (NY); On-site; USD 130,000 - 210,000; Full time

Benefits offered by this job

Bonus

Equity

Benefits

Job summary

Solomon Page is seeking a Senior Software Engineer to join its Trading technology team at a growing FinTech company. You will build high-performance Order Management System components and scale low-latency distributed services that connect portfolio managers with brokers.

The role emphasizes hands-on Java/Spring Boot development, architectural leadership, and mentoring engineers. You will work with AWS, Kafka, and FIX, shaping the system design and ensuring resiliency and fault tolerance in a

Qualifications

• 8+ years of software engineering experience.
• Strong hands-on Java and Spring Boot experience.
• Experience building complex distributed systems at scale.
• Experience with high-throughput or high-transaction systems.
• Strong knowledge of concurrency, multithreading, and JVM performance.
• AWS and Kafka.
• SQL, NoSQL, and database architecture.
• Strong system design and architecture skills.

Responsibilities

• Architect and build scalable backend systems using Java, Spring Boot, and microservices
• Design high-volume, distributed and event-driven systems
• Build trade order lifecycle and orchestration functionality
• Develop broker connectivity using FIX, REST APIs, and file-based integrations
• Build cloud-native solutions using AWS and Kafka
• Work extensively with concurrency, JVM performance, resiliency, and fault tolerance
• Help drive architecture and technical direction
• Mentor engineers and establish strong engineering standards

Skills

Java

Spring Boot

Distributed systems

Concurrency

JVM performance

AWS

Kafka

SQL

NoSQL

Tools

AWS

Kafka

REST APIs

FIX

Job description

A successful and growing FinTech company is looking for a Senior Software Engineer to join its Trading technology team. The company builds sophisticated technology used by investment professionals and financial institutions to manage complex portfolio and trading workflows. This is a hands-on engineering role working on a high-performance Order Management System (OMS) supporting the full trading order lifecycle. You’ll build scalable, low‑latency distributed systems that connect portfolio managers with executing brokers and support trade execution, allocation, and post‑trade workflows.

• Base salary: $130K to $210K
• Bonus + equity + benefits
• Client is not able to sponsor at this time so only US Citizens and Green Card holders will be considered.
• Architect and build scalable backend systems using Java, Spring Boot, and microservices
• Design high-volume, distributed and event-driven systems
• Build trade order lifecycle and orchestration functionality
• Develop broker connectivity using FIX, REST APIs, and file-based integrations
• Build cloud‑native solutions using AWS and Kafka
• Work extensively with concurrency, JVM performance, resiliency, and fault tolerance
• Help drive architecture and technical direction
• Mentor engineers and establish strong engineering standards

Required Qualifications:

• 8+ years of software engineering experience
• Strong hands‑on Java and Spring Boot experience
• Experience building complex distributed systems at scale
• Experience with high‑throughput or high‑transaction systems
• Strong knowledge of concurrency, multithreading, and JVM performance
• AWS and Kafka
• SQL, NoSQL, and database architecture
• Strong system design and architecture skills

Preferred:

• Trading, capital markets, FinTech, or financial services experience
• Order Management System (OMS) experience
• FIX protocol knowledge