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Jefferies Financial · London, United Kingdom

Securities Finance Developer (Vice President)

London, United KingdomExecutiveSoftware Engineering

Listed on Jefferies Financial ’s official careers site. Posted May 29, 2026. Check that it is still open and apply there.

Apply on Jefferies Financial ’s careers site →

Job description

Company Jefferies, a global investment bank and securities firm, has served companies and their investors for over 60 years. Headquartered in New York City, with offices in more than 25 cities around the world, Jefferies provides clients with capital markets and financial advisory services, institutional brokerage, securities research and asset management. The firm is a leading provider of trade execution in equity, high yield, convertible and international securities for institutional investors and high net worth individuals.

Job Description

As part of the Equity Technology team, an opportunity exists for a technically strong developer to join the small Securities Finance team. The role will focus on building and maintaining our Global Securities Finance platform – benefiting front and middle office users in multiple time zones.

Key Responsibilities

Development of the core in-house platforms, both on-prem and cloud (AWS) Owning specific projects or issues from start to finish Working with colleagues and management to ensure appropriate prioritization Unit testing, assisting with user testing, and working closely with the support and release management team to provide robust and performant solutions Qualifications/ Experience Strong .NET skills, with server and ideally client-side experience Follows SOLID development principles, with experience of supportive frameworks/libraries Strong SQL knowledge, preferably MS SQL Server and/or MySQL Understanding of Securities Lending is desirable, preferably with prior experience in this or a related area, e.g.

Equity swaps Proficiency in leveraging GitHub Copilot or Claude for productivity gains and to improve code quality

Additional Skills

Able to deliver to tight deadlines

  • Ability to work with colleagues around the world
  • Excellent communication skills Experience in one or more of the following beneficial: Global One, RabbitMQ, BitBucket (Git), Bamboo, Java, Windows development #LI-JD1

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