Vladimir Repisky, Developer in London, United Kingdom
Vladimir is available for hire
Hire Vladimir

Vladimir Repisky

Verified Expert  in Engineering

Finance Analyst and Software Developer

Location
London, United Kingdom
Toptal Member Since
November 26, 2020

Vladimir is a quantitative analyst and software engineer with more than a decade of experience in the finance sector. He has worked for major investment banks including PNB Paribas, Barclays, and HSBC. Vladimir has a rare blend of extensive knowledge of fixed-income products and experience in software development with C++ and C#. Self-driven and highly motivated, Vladimir is known for his immaculate problem solving and analytical thinking skills.

Portfolio

Lloyds Bank
C++, C#, .NET
Moss Corporation
Microservices, REST APIs, Amazon, SQL, Entity Framework Core, .NET Core...
BNP Paribas, London
Quantitative Finance, Git, Linux, C#.NET, C++, C, Finance, Banking & Finance...

Experience

Availability

Full-time

Preferred Environment

.NET Core, Quantitative Finance, Machine Learning, Artificial Intelligence (AI), C#, C#.NET, C++, Flutter, Go, Software Engineering

The most amazing...

...main components I've designed and developed were quantitative analytics libraries for investment banks in London

Work Experience

Quantitative Developer

2020 - 2024
Lloyds Bank
  • Implemented code changes to allow LIBOR decommissioning.
  • Implemented quantitative library improvements for commodities, rates, and FX products.
  • Improved unit tests, implemented code speedups, and fixed bugs.
Technologies: C++, C#, .NET

C# Developer

2020 - 2020
Moss Corporation
  • Developed several microservices in C#.NET Core for a car insurance project and implemented service communication via REST API.
  • Implemented data migration and initialization in a Microsft SQL database using Entity Framework Core.
  • Implemented tests and deployments for the microservices.
Technologies: Microservices, REST APIs, Amazon, SQL, Entity Framework Core, .NET Core, ASP.NET, .NET, Azure, Microsoft Azure, Startups

Quantitative Analyst

2018 - 2020
BNP Paribas, London
  • Delivered a pricing migration project for a unified risk and pricing platform.
  • Developed products related to interest rates, inflation, credit, and bonds.
  • Conducted investigations related to support queries and pricing discrepancies.
  • Used numerous programming languages: C#, C++, Ada, and Go on Linux and Windows.
Technologies: Quantitative Finance, Git, Linux, C#.NET, C++, C, Finance, Banking & Finance, Financial Modeling, Microsoft Visual C++

Quantitative Analyst, Fixed Income Rates Flow

2011 - 2017
Barclays Investment Bank, London
  • Developed a QA library and designed, implemented, and improved the swap and curve-building libraries.
  • Implemented code profiling and performance improvements and improved curve-building speed by 50%.
  • Handled support queries and investigated interest rate swap pricing discrepancies.
  • Fixed memory leaks in code and reduced memory usage.
  • Migrated legacy code to 64-bit and developed unit tests.
  • Created a continuous integration (CI) framework for swap pricing code for the whole swap trade population.
  • Used the CI framework for regression testing and comparing different implementations of swap pricers.
Technologies: C++, C, Finance, Loans, Banking & Finance, Financial Modeling, Mortgages, Real Estate, Architecture, Microsoft Visual C++

Securities Finance Front Office IT

2010 - 2011
HSBC Investment Bank, London
  • Integrated quant libraries with the repurchase agreement trading system.
  • Managed P&Ls and risk for repurchase agreement (repo) trades.
  • Calculated trade values and supported index-linked repo trades and mortgage-backed securities.
  • Developed web reports in Java, Java Server Pages (JSP), and SQL.
  • Analyzed and developed a solution for automated internal security lending between different desks.
  • Played a key role in a project related to real-time repurchase agreement cash and security positions.
Technologies: Linux, SQL, Java, C++, Fixed Income, Finance, Banking & Finance, Financial Modeling, Microsoft Visual C++

Securities Finance Front Office IT

2009 - 2010
Commerzbank, London
  • Developed several interface projects for a security lending trading system. This included a trade amendment report, an agency lending disclosure of principals report, and a dividend trade report.
  • Implemented the following services for the trading system: automatic return confirmations emailer, client availability uploader, Pirum feed, and sales credit calculations.
  • Oversaw testing and continuous integration and deployment of the trading system interface projects.
Technologies: Oracle, Java, Subversion (SVN), Linux, SQL, C++

Software Engineer

2007 - 2009
Fortis Bank (London and Amsterdam)
  • Designed and developed several IT projects required for the update and migration of the securities lending platform.
  • Oversaw trade migration, testing, and reconciliation, ensuring a successful migration to the bank's new trading system.
  • Implemented real-time connectors to serve other trading platforms with data sending via MQ message queues.
Technologies: Solaris, C++

Software Developer

2006 - 2007
SAP
  • Programmed ERP solutions for small businesses, including system design and reengineering, test automation logistics, and solving critical tasks.
  • Worked on SAP Business One, a large software project with more than five million lines of C++ source code. My role was to develop new features related to European legislation.
  • Developed SQL queries and stored procedures for Microsoft SQL Server, Sybase, and IBM DB2 server.
Technologies: SQL, C++, Accounting, SAP

2013 DARPA Robotics Challenge

https://archive.darpa.mil/roboticschallenge/index.htm
Developed a virtual robot to perform autonomous tasks, finishing in 21st place in the virtual robotics challenge run by the Defense Advanced Research Projects Agency (DARPA). The software was developed on Linux in C++ for a humanoid robot to perform walking on difficult terrain, driving, and hand manipulation tasks.

Food Ordering Application

http://www.paytoeat.com
A food ordering app developed in Flutter for Android and iOS.

The back-end server was implemented in C#.NET and currently handles 200 simultaneous client connections. Apple Pay and Google Pay were integrated via Stripe.
2007 - 2011

Ph.D. in Machine Learning

Royal Holloway, University of London - London, UK

2004 - 2007

Master's Degree in Computer Science

Comenius University - Bratislava, Slovakia

JULY 2015 - PRESENT

Chartered Financial Analyst (Level II Exam)

CFA Institute

JUNE 2014 - PRESENT

Certificate in Quantitative Finance

CQF Institute

Languages

C++, SQL, C#, XML, C, C#.NET, Java, HTML, CSS, Dart, UML, JavaScript, GraphQL, Go

Frameworks

.NET, ASP.NET, ASP.NET Core 2, ASP.NET MVC, .NET Core, Flutter, Entity Framework Core

Tools

Microsoft Visual C++, Git, Subversion (SVN), Spreadsheets

Platforms

Windows, Azure, Linux, Amazon, Oracle, Solaris, iOS, Android

Storage

Databases, JSON, Microsoft SQL Server

Industry Expertise

Banking & Finance, Accounting

Other

Software Development, Quantitative Finance, Mathematical Finance, Microsoft Azure, Finance, Machine Learning, Artificial Intelligence (AI), Mathematics, Fixed Income, Computational Finance, SAP, Loans, Fintech, Financial Modeling, Startups, Real Estate, Robotics, Asset Valuation, Financial Analysis, Mortgages, Architecture, Software Engineering

Libraries/APIs

REST APIs, Stripe

Paradigms

REST, Microservices

Collaboration That Works

How to Work with Toptal

Toptal matches you directly with global industry experts from our network in hours—not weeks or months.

1

Share your needs

Discuss your requirements and refine your scope in a call with a Toptal domain expert.
2

Choose your talent

Get a short list of expertly matched talent within 24 hours to review, interview, and choose from.
3

Start your risk-free talent trial

Work with your chosen talent on a trial basis for up to two weeks. Pay only if you decide to hire them.

Top talent is in high demand.

Start hiring