Hire Trading Software Developers

Hire the Top 3% of Freelance Trading Software Developers

Hire vetted trading software developers, engineers, programmers, coders, architects, and consultants on demand. Leading companies choose trading software freelancers from Toptal for their most important development projects.

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Hire Freelance Trading Software Developers

John Lazar

Freelance Trading Software Developer
Verified Expert in Engineering
UTC+00:00
United Kingdom
Toptal Member Since December 30, 2019

John is a senior quant developer and AI developer who's worked the full development lifecycle of various applications. He's proficient in several languages—C++, C#, Java, Python, and R, to name a few—across Windows and Linux. The types of projects where John excels are advising and implementing in-house cloud distributions of heavy-load operations combined with continuous integration and deployment (Linux, DevOps packages).

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Erdinc Mutlu

Freelance Trading Software Developer
Verified Expert in Engineering
UTC+00:00
United Kingdom
Toptal Member Since June 16, 2022

Erdinc is a software engineer with 28 years of experience and extensive software and systems development skills in multinational companies. He has solid knowledge of back-end development, fintech, payment systems, cryptocurrencies, AWS, GCP, test automation, and digital communication systems. He is highly proficient in Go, Python, ANSI C, C++, test automation, embedded systems, device drivers, Linux, and real-time operating systems. Erdinc is proactive, highly organized, and self-motivated.

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Colan Walsh

Freelance Trading Software Developer
Verified Expert in Engineering
UTC+01:00
United Kingdom
Toptal Member Since March 3, 2020

Colan is an experienced senior financial quantitative developer and researcher with experience across various asset classes and trading venues. He has a multidisciplinary background, working in quant development, quant research, and options trading for multiple investment banks and hedge funds.

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Daniel Fonnegra Garcia

Freelance Trading Software Developer
Verified Expert in Engineering
UTC+01:00
Germany
Toptal Member Since July 4, 2024

Daniel is a skilled software engineer with seven years of experience in various industries like IoT, mining, fintech, and streaming. He specializes in architecting scalable software in Python with FastAPI, SQLAlchemy, and PostgreSQL, combined with software design approaches like domain-driven design (DDD), CQRS, event sourcing, and hexagonal architecture. Daniel has deployed scalable apps to AWS for several years using services like Amazon EC2, Amazon S3, Amazon EKS, Route 53, and Amazon RDS.

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Andrea Nalon

Freelance Trading Software Developer
Verified Expert in Engineering
UTC+01:00
Italy
Toptal Member Since March 23, 2016

Andrea is a senior AI engineer with 20+ years' experience bridging legacy data with production GenAI and RAG solutions. Combining a master's degree in engineering with quant finance and LLM expertise, he converts complex data—from PepsiCo insights to hedge fund algorithms—into AI systems. With real-world, problem-solving experience, he provides the strategic oversight required to move organizations from AI experimentation to disciplined, high-ROI implementation.

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Arthur Stankevich

Freelance Trading Software Developer
Verified Expert in Engineering
UTC+01:00
Slovenia
Toptal Member Since March 29, 2016

Arthur has 15 years of professional software development experience, mostly with .NET and SQL Server. He started with desktop database applications, moved to client-server application development and project management for real-time systems with clients and servers distributed over four continents.

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Michał Adamczyk

Freelance Trading Software Developer
Verified Expert in Engineering
UTC+01:00
Poland
Toptal Member Since December 2, 2021

Michał is a data scientist with 5+ years of experience specializing in machine learning, probability theory, statistics, and visualization. His extensive hands-on data science experience and strong theoretical background bring exceptional value to analytics and data science challenges and solutions. Michał's industry experience is backed by a master's and bachelor's degree in computer science and a bachelor's degree in mathematics.

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Roberto Pisati

Freelance Trading Software Developer
Verified Expert in Engineering
UTC+01:00
Ireland
Toptal Member Since August 15, 2022

A geek by nature and a battle-tested software engineer by trade, Roberto spent more than two decades building exciting products for companies of all sizes, from small startups to big corporations. After so much time as a developer, he started to look for a different challenge and got into entrepreneurship. Roberto has been part of a very early-stage startup, helping with everything he could, from technical design to documentation and filling application forms for programs and accelerators.

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Ivan Vasilev

Freelance Trading Software Developer
Verified Expert in Engineering
UTC+02:00
Bulgaria
Toptal Member Since November 15, 2012

Ivan is an enthusiastic software engineer and machine learning researcher. His experience ranges across many fields and technologies, but his primary focuses are deep learning, Python, algorithmic trading, and Java. Ivan has written three books and has several open-source projects.

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Megha Mittal

Freelance Trading Software Developer
Verified Expert in Engineering
UTC+05:00
India
Toptal Member Since March 4, 2021

Megha has more than five years of developer experience with various Toptal clients and firms like Goldman Sachs and Amazon. She specializes in back-end platforms and large-scale real-time systems. She also has experience with leading and managing teams. Megha is well versed in relational and non-relational databases, application servers, micro-service architecture, REST APIs, Android, and AWS frameworks. She is thorough with her work and passionate about developing maintainable systems.

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John R. Kosinski

Freelance Trading Software Developer
Verified Expert in Engineering
UTC+07:00
Thailand
Toptal Member Since February 9, 2016

John is a senior technologist and system owner specializing in high‑risk, high‑constraint environments across blockchain, financial markets, and large‑scale distributed systems. He is known for owning systems end‑to‑end where failure carries real financial, operational, or reputational consequences. John brings ideas from concept to production under risk, constraint‑driven architecture, and decision ownership in ambiguous environments.

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Toptal in the press

... allows corporations to quickly assemble teams that have the right skills for specific projects.

Despite accelerating demand for coders, Toptal prides itself on almost Ivy League-level vetting.

Our clients
Creating an app for the game
Conor Kenney
Creating an app for the game
Leading a digital transformation
Elmar Platzer
Leading a digital transformation
Building a cross-platform app to be used worldwide
Building a cross-platform app to be used worldwide
Drilling into real-time data creates an industry game changer
Drilling into real-time data creates an industry game changer
Testimonials

How to Hire Trading Software Developers Through Toptal

1

Talk to One of Our Client Advisors

A Toptal client advisor will work with you to understand your goals, technical needs, and team dynamics.
2

Work With Hand-selected Talent

Within days, we’ll introduce you to the right trading software developer for your project. Average time to match is under 24 hours.
3

The Right Fit, Guaranteed

Work with your new trading software developer for a trial period (pay only if satisfied), ensuring they’re the right fit before starting the engagement.

EXCEPTIONAL TALENT

How We Source the Top 3% of Trading Software Developers

Our name “Toptal” comes from Top Talent—meaning we constantly strive to find and work with the best from around the world. Our rigorous screening process identifies experts in their domains who have passion and drive.

Of the thousands of applications Toptal sees each month, typically fewer than 3% are accepted.

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FAQs

  • Typically, you can hire trading software developers with Toptal in about 48 hours. For larger teams of talent or full end-to-end project delivery, timelines may vary. Our talent matchers are highly skilled in the same fields they’re matching in—they’re not recruiters or HR reps. They’ll work with you to understand your goals, technical needs, and team dynamics, and match you with ideal candidates from our vetted global talent network.

    Once you select your trading software developer, you’ll have a no-risk trial period to ensure they’re the perfect fit. Our matching process has a 98% trial-to-hire rate, so you can rest assured that you’re getting the best fit every time.

  • To hire the right trading software developer, it’s important to evaluate a candidate’s experience, technical skills, and communication skills. You’ll also want to consider the fit with your particular industry, company, and project. Toptal’s rigorous screening process ensures that every member of our network has excellent experience and skills, and our team will match you with the perfect trading software developers for your project.

  • At Toptal, we thoroughly screen our trading software developers to ensure we only match you with the highest caliber of talent. Of the more than 200,000 people who apply to join the Toptal network each year, fewer than 3% make the cut.

    In addition to screening for industry-leading expertise, we also assess candidates’ language and interpersonal skills to ensure that you have a smooth working relationship.

    When you hire trading software developers with Toptal, you’ll always work with world-class, custom-matched trading software developers ready to help you achieve your goals.

  • You can hire trading software developers on an hourly, part-time, or full-time basis. Toptal can also manage the project end-to-end based on your specific requirements as part of our Consulting and Services offerings. Whether you hire a trading software developer for a full- or part-time position, you’ll have the control and flexibility to scale your team up or down as your needs evolve. Our trading software developers can fully integrate into your existing team for a seamless working experience.

  • We make sure that each engagement between you and your trading software developer begins with a trial period of up to two weeks. This means that you have time to confirm the engagement will be successful. If you’re completely satisfied with the results, we’ll bill you for the time and continue the engagement for as long as you’d like. If you’re not completely satisfied, you won’t be billed. From there, we can either part ways, or we can provide you with another trading software developer who may be a better fit and with whom we will begin a second, no-risk trial.

Toptal Lets You Hire Fast,
With Unparalleled Success

  • Trusted Talent Only

    Trusted Talent Only

    Our talent network is composed of thoroughly vetted professionals who ramp up quickly, function as essential team members, and deliver results.

  • Precise Matching

    Precise Matching

    Our experienced talent matchers specialize in identifying talent that fits your needs. They work to understand your exact requirements and hand-select the best professionals for your project.

  • Seamless Hiring

    Seamless Hiring

    We handle all aspects of billing, payments, and NDAs, streamlining the hiring process so you can focus on innovation, not overhead.

  • No-risk Trial Period

    No-risk Trial Period

    We want to be sure your engagement is a total success, so we offer a no-risk trial period. Work with your new hire for up to two weeks and pay only if you’re satisfied.

  • Effortless Scaling

    Effortless Scaling

    We help you scale your team up or down as needed, with quick and efficient hiring in under 48 hours.

  • Flexible Engagements

    Flexible Engagements

    Our flexible engagement models allow you to choose the engagement type that suits your needs and adjust it anytime: hourly, part time, or full time.

Top Trading Software Developers Are in High Demand.

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