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Top Fintech companies in Miami

Companies modernising banking, payments, lending, and financial infrastructure. Filtered to companies headquartered in Miami.

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Built from a search like: “Top Fintech companies in Miami”

Ranked by current headcount across Fintech companies headquartered in Miami. Refreshed monthly.

  1. 1
    Citadel· Miami, Florida, United States

    Our ambition at Citadel is to be the most successful investment firm of all time. Together, we turn ambition into action. For more than three decades, Citadel has captured undiscovered market opportunities in markets around the world by empowering extraordinary people to pursue their best and boldest ideas. We strive to identify the highest and best uses of capital to generate superior long-term returns for the world’s preeminent public and private institutions.Learn about joining our team: citadel.com/careers

    • Debt
    • 5.6k employees
    • Founded 1990
  2. 2
    Grupo LAFISE· Miami, Florida, United States

    Latin American Financial Services (LAFISE) es una entidad financiera creada en 1985 para ofrecer servicios financieros en la región centroamericana y del Caribe. Con más de 200 oficinas en 12 países y más de 8,000 profesionales, somos un aliado que le provee la más amplia gama de servicios financieros: LAFISE, Soluciones Sin Fronteras, es hoy el equipo financiero más completo de la región.

    • 3k employees
    • Founded 1985
  3. 3
    Citadel Securities· Miami, Florida, United States

    Citadel Securities is a technology-driven, next-generation global market maker. We provide institutional and retail investors with world-class liquidity, competitive pricing and seamless front-to-back execution in a broad array of financial products. Our teams of engineers, traders and researchers harness leading-edge quantitative research and the accelerating power of compute, machine learning and AI to power our analytics and tackle the market’s and our clients’ most critical challenges. Together, we are forging the future of capital markets.

    • Series unknown
    • 2.4k employees
    • Founded 2002
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  5. 4
    Corient· Miami, Florida, United States

    Corient is the world’s largest non-bank wealth manager and multi-family office focused on serving ultra-high and high-net-worth individuals, families and businesses. We combine deeply personal service and local expertise with the resources of a global leader. Our unique partnership model fosters true collaboration, bringing together local expertise and global resources backed by incredible scale. As a result, our teams are empowered to seamlessly deliver the full strength of the firm to even the most complex clients wherever they work and live. And when you become a client, you are a client of the full firm—backed by the power of our partnership.Links to third-party websites are provided solely for informational purposes and do not constitute investment advice or a recommendation to invest. We do not endorse or guarantee the accuracy of content on these external sites and are not responsible for their policies, security practices, or the reliability of the information they provide. Full legal disclosures: https://www.corient.com/privacy-policy

    • 2.2k employees
    • Founded 2015
  6. 5
    H.I.G. Capital· Miami, Florida, United States

    H.I.G. Capital (“H.I.G.”) is a leading global private investment firm with $75 billion in capital under management.* Since its founding more than 30 years ago, H.I.G. and its family of funds, spanning private equity, real estate, growth equity, and credit, have invested in and managed over 400 companies worldwide. Today, the firm oversees a portfolio of companies generating more than $53 billion in combined annual sales.H.I.G. specializes in providing capital to small and mid-sized companies with attractive growth potential. Its investments typically focus on management-led buyouts and recapitalizations of well-managed, profitable manufacturing and service businesses. The firm also has deep expertise in operational turnarounds and financial restructurings.H.I.G.’s proven investment strategy is built around three pillars: (1) a flexible and responsive approach that emphasizes speed and adaptability, (2) a large, skilled team with a collaborative, “can-do” mindset, and (3) a consistent and long-standing focus on small and mid-sized businesses, typically valued between $50 million and $500 million, with a clear understanding of their unique opportunities and challenges.*Headquartered in Miami, H.I.G. has U.S. offices in Atlanta, Boston, Chicago, Los Angeles, New York, San Francisco, and Stamford, as well as affiliate offices in Europe (Hamburg, London, Luxembourg, Madrid, Milan, Paris), Latin America (Bogotá, Rio de Janeiro), the Middle East (Dubai), and Asia (Hong Kong).*Based on total capital raised by H.I.G. Capital and its affiliates.

    • Private equity
    • 1.4k employees
    • Founded 1993

Find engineers at Fintech companies in Miami

Miami has long been a hub for Fintech, and the list above ranks the largest Fintech companies headquartered there by current headcount, drawn from public LinkedIn and Crunchbase records. With 1,082 matching companies in Refolk’s index, this is a good map of where the Fintech talent in Miami lives - useful whether you’re recruiting, partnering, or sizing a market.

The biggest Fintech companies in Miami tend to be the gravitational centres for specialised talent - senior engineers, ML researchers, applied scientists, designers - while the smaller ones compete on speed, equity, and proximity to founders.

Refolk converts this list into a live search. Ask for “Fintech engineers in Miami hiring senior staff” or “founders of Fintech companies in Miami who left in the last 12 months” and Refolk returns a ranked shortlist with the evidence that earned each person a spot.

How this list is built

Refolk pulled Fintech companies headquartered in Miami from public LinkedIn and Crunchbase records, ranked them by current employee count, and kept those with at least 10 employees. The list refreshes monthly.

Last refreshed: Thu, 15 Oct 2026 19:01:02 GMT

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How is this ranking built?

The list draws on the public company graph - headcount and growth signals, funding history, and recency. The criteria chips at the top show exactly which filters produced it, and the methodology section explains the ranking.

How fresh is the data?

The underlying index updates continuously and this ranking is rebuilt monthly. Last refreshed: Thu, 15 Oct 2026 19:01:02 GMT. For a list built against the index as it stands today, sign up and run the search live.

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