Principal Software Engineer

Fidelity Financial Services

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Quick summary

Work type: On-site
Location: Jersey City, NJ
Salary: $107,000–$216,000 / yr
Posted: 13 days ago
Freshness: Confirmed live today
Nearby: 99+ roles within 25 mi

Market check

Salary context

Below market

How this pay compares to similar roles

Similar $195k

This role $162k

$91k $258k

below market most similar roles pay here above market

This role pays less than 94% of similar roles. Most pay $169,550–$220,800 — the blue band above. At the midpoint, this role pays about $162k versus about $195k for comparable roles.

Based on 240 similar postings.

Employer

About Fidelity Financial Services

Fidelity Investments is one of the largest financial services companies in the world, offering brokerage services, mutual funds, retirement planning, wealth management, and life insurance to individuals and institutions. Industry: Financial Services & Investment Management

Fidelity Financial Services currently has 141 open roles on FindRole.

Listed pay typically runs $107,000–$216,000 across 35 roles with salary data.

Most-posted roles

View all roles at Fidelity Financial Services

At a glance

TL;DR · Principal Software Engineer

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The Principal Software Engineer joins the Trading team within the Fidelity Digital Assets business to develop high-quality, maintainable software solutions in an agile environment. This hands-on role involves designing and implementing technology solutions for crypto trading, specifically focusing on high-performance algorithms, crossing engines, smart routers, and market data aggregators. You will write code for product features, manage continuous integration and deployment, and mentor junior team members. Key technical requirements include extensive experience with modern Java using zero GC patterns, low-latency design patterns, and PostgreSQL database optimization. You must possess knowledge of WebSocket and FIX protocols, microservice architecture, and cloud-based deployments. The role addresses the technical challenge of building a full-service enterprise-grade platform for storing and trading digital assets like Bitcoin and Ethereum in a high-throughput environment.

What does a Software Engineer earn in New Jersey?

Median $161500 from 34 postings across 14 companies.

See salary data

Skills

Java PostgreSQL SQL WebSocket FIX Protocol Distributed Systems Aeron Solace 29West Solarflare OpenOnLoad Kernel Bypass Agile Version Control Low Latency Systems

What you'll do

Design and implement technology solutions for the Fidelity Digital Asset business.
Write production code for high-performance crypto trading algorithms and product features.
Develop and optimize low-latency systems using modern Java and zero GC patterns.
Build and tune PostgreSQL databases, including schema design and query optimization.
Design APIs, distributed systems, and resilient messaging services for trading modules.
Troubleshoot and resolve complex application and database performance issues.
Mentor junior team members and provide technical leadership across agile teams.
Implement continuous integration and continuous deployment practices to ensure software excellence.

What we're looking for

Bachelor's degree in computer science or related field required.
At least 10 years of software engineering experience required.
Background in designing and developing low latency systems and ultra-low latency design patterns required.
Extensive experience with modern Java using zero GC pattern required.
Experience with PostgreSQL database building, schema design, SQL development, and query tuning required.
Experience with designing APIs, distributed systems, asynchronous workers, and resilient messaging services required.
Experience in Capital markets or Crypto Currency specifically with exposure to Trading, Algo Trading (preferred).
Experience in building matching engine, OMS/EMS, or exchange-connectivity platform (preferred).

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