Senior Software Engineer (Java, Trading, FIX Protocol) at Fidelity Investments

Jersey City, New Jersey, United States

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Not SpecifiedCompensation

Senior (5 to 8 years)Experience Level

Full TimeJob Type

UnknownVisa

Financial Services, Capital Markets, TradingIndustries

Requirements

Bachelor’s degree in Computer Science, Engineering, Information Technology, or equivalent
5+ years of hands-on software design and development experience in Full Stack Developer capacity
Expertise in Java, C/C++, Python, and Linux
Deep experience with low latency messaging systems (e.g., 29West, Kafka)
Background in KDB+ or other time-series databases preferred
Strong background in building scalable, distributed, asynchronous, and event-driven applications
Advanced knowledge of low latency design patterns and performance optimization techniques
Experience with Capital Markets or Brokerage systems, especially order management
Solid understanding of the FIX protocol and FIX engines
Familiarity with AI developer assist tools (e.g., GitHub Copilot)
Experience with CI/CD tools such as GitHub, Maven, Jenkins, Artifactory, and uDeploy
Hands-on experience deploying applications to AWS or other cloud platforms
Ability to understand complex, end-to-end systems and identify performance, scalability, or resilience bottlenecks
Strong analytical, communication, and organizational skills
Ability to manage multiple tasks and thrive in a collaborative team environment
Self-driven innovation and comfort working with leadership
Willingness to support production systems and participate in on-call rotations, including occasional weekend support

Responsibilities

Develop distributed, event-driven trading systems optimized for low latency and high throughput
Design and implement asynchronous processing frameworks and resilient messaging services
Collaborate with internal and external teams to deliver robust, end-to-end trading workflows
Work on performance tuning and optimization efforts across the platform
Adhere to engineering best practices
Support production and non-production environments, including participation in a weekly on-call rotation

Skills

Key technologies and capabilities for this role

JavaC/C++PythonLinux29WestKafkaKDB+FIX Protocollow latency messagingdistributed systemsevent-driven architectureperformance optimizationorder management

Questions & Answers

Common questions about this position

What is the salary range for this Senior Software Engineer position?

The base salary range is $97,000-185,000 USD per year, with placement varying based on job responsibilities, scope, geographic location, candidate’s relevant experience, and other factors. Base salary is only part of the total compensation package.

Is this role remote or does it require office work?

This information is not specified in the job description.

What are the key technical skills required for this role?

Expertise in Java, C/C++, Python, and Linux is required, along with deep experience in low latency messaging systems like 29West or Kafka, FIX protocol, and building scalable distributed applications. Background in KDB+ or time-series databases, Capital Markets systems, and CI/CD tools is preferred.

What is the team culture like at Fidelity Wealth’s Trade Management Engineering group?

The team is high-performing and fast-paced, working with cutting-edge tools to deliver low-latency, high-throughput trading platforms, and collaborates across internal and external teams in a mission-critical environment.

What makes a strong candidate for this Senior Software Engineer role?

Candidates with 5+ years of full stack experience, expertise in Java/C++/Python, low-latency systems, FIX protocol, and strong analytical/communication skills who thrive in collaborative environments and are willing to participate in on-call rotations stand out.

Fidelity Investments

Investment management and financial services provider

About Fidelity Investments

Fidelity Investments offers a range of financial services and tools designed to help individuals manage their investments and stay informed about the markets. Their products include mobile applications and market monitoring tools that provide users with real-time market quotes, news, and trading capabilities. For example, the Fidelity Market Monitor for Glass delivers daily market quotes directly to Google Glass, while the Fidelity app for Windows Phone 8 allows users to access news and trading tools on their mobile devices. Additionally, features like the Watch List Visualization for iPad help users track stock price changes over time using a heatmap. What sets Fidelity apart from its competitors is its focus on integrating new technologies and user-friendly interfaces to enhance the investment experience. The goal of Fidelity Investments is to empower individuals with the information and tools they need to make informed financial decisions.

Boston, MassachusettsHeadquarters

1946Year Founded

$120,238.8MTotal Funding

DEBT_FINANCINGCompany Stage

Fintech, Financial ServicesIndustries

10,001+Employees

Benefits

Health Insurance

Mental Health Support

Hybrid Work Options

401(k) Retirement Plan

401(k) Company Match

Unlimited Paid Time Off

Parental Leave

Student Loan Assistance

Tuition Reimbursement

Risks

Loss of key personnel like Gita Bal may impact Fidelity's research capabilities.

Increased competition from Vanguard's new division could draw clients away from Fidelity.

Potential reputational risk from Bitcoin ETF outflows could affect Fidelity's offerings.

Differentiation

Fidelity Labs offers innovative beta products like Market Monitor for Google Glass.

Fidelity's mobile solutions are available on multiple platforms, including Windows Phone and iPad.

Fidelity's Open Limit Order Visualization provides unique insights into order execution proximity.

Upsides

Increased adoption of wearable tech could boost Fidelity's mobile solutions.

Growing interest in Bitcoin ETFs suggests expansion in Fidelity's digital asset offerings.

Rise of AI could benefit Fidelity's data analytics and AI-driven investment strategies.

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