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ION Group
Full time
 
Senior Web UI Consultant (React), Budapest
ION Group Budapest, Hungary
Lab49 is an award winning specialist consultancy that creates bespoke technology in partnership with the most important companies in finance. We were founded in 2002 to bring Silicon Valley solutions to Wall Street’s door. Since then, we have worked on successive waves of technological change, including distributed computing, high-speed automation, enterprise UX and digital distribution (for which Lab49 was among the first significant practices established on Wall Street), DevOps, cloud and data science. Today, we are an established partner in financial markets, having delivered hundreds of projects for clients including all the world’s tier-one investment banks and many of the largest buy-side firms globally. Being part of Lab49 means bringing your drive and creativity into an environment where your contributions will make immediate impact. Engineers will work in cross functional teams, consulting directly with our clients, shaping not only technical solutions to...

Nov 22, 2025
ION Group
Full time
 
Senior .NET Consultant, Mexico City
ION Group Mexico City, CDMX, Mexico
The Role   LAB49 (an ION Group Company) is an NYC-based global financial technology consultancy. Currently we are seeking an experienced Software Engineer with a primary focus on the C#/.NET   back-end development to be based in the Mexico City Metro area . This is a unique opportunity to elevate your career with an unparalleled experience in one of the world's most dynamic business hubs.    As a Senior .NET Consultant at LAB49, you will be at the forefront of driving transformative change for our esteemed Financial Services clients. Operating within an Agile environment, you will tackle complex and challenging projects, leveraging your robust experience to design and construct the next generation of technology solutions.    Responsibilities Design and create software solutions using C#/.NET Be passionate about high code quality, scalability, reliability and security. Building, deploying and maintaining applications, microservices and data pipelines on...

Nov 22, 2025
ION Group
Full time
 
Principal C#/.NET Consultant, Budapest
ION Group Budapest, Hungary
Lab49 has an opportunity available for a Lead .NET Engineer to lead work on complex and challenging projects to drive transformative change for our top- tier Financial Services clients. Operating in an Agile environment, applications are built with modern C# and front-end Web technologies and frameworks.       RESPONSIBILITIES: Build testable, robust C#/.NET microservices leveraging cloud, containerization, messaging, and other modern paradigms. Take part in software and architectural design. Participate within an Agile/Scrum team working from stories to build software during scrum sprints. Be responsible for owning applications and provide support when required. Work with our clients in interactive, project-based engagements, where self-organizing and focused teams move quickly to build innovative solutions for the client. Have the desire to collaborate, and like sharing and learning from your colleagues. Be passionate about delivering quality code....

Nov 22, 2025
ION Group
Full time
 
Principal Java Consultant, Budapest
ION Group Budapest, Hungary
Lab49 has an opportunity available for a Lead Java Engineer to lead work on complex and challenging projects to drive transformative change for our top- tier Financial Services clients. Operating in an Agile environment, the Java Engineer will have strong server-side experience to work on next- generation financial systems.   Responsibilities Build distributed systems that deal with actor-based concurrency, reactive programming, distributed in-memory data grids, messaging that goes beyond plain JMS as we fully expect to participate in shaping the future of financial technology stacks Work on server side JVM-based projects Hit the ground running with the typical Java or Scala JVM ecosystem stack (Spring and its subprojects, Guice, Guava, Maven, Hibernate, Jetty, etc.) Retool continuously as the technology landscape changes every few years Be able to pick up other technologies along the whole development stack, including front-end and other non-JVM ecosystems...

Nov 22, 2025
ION Group
Full time
 
Senior C#/.NET Consultant, Budapest
ION Group Budapest, Hungary
The Role  LAB49 is currently seeking an experienced C#/.NET Developer with a primary focus on back-end development. This is a unique opportunity to elevate your career with an unparalleled experience in one of the world's most dynamic business hubs.    As a Senior C#/.NET Developer at LAB49, you will be at the forefront of driving transformative change for our esteemed Financial Services clients. Operating within an Agile environment, you will tackle complex and challenging projects, leveraging your robust experience to design and construct the next generation of technology solutions.        RESPONSIBILITIES: Design and create software solutions using mainly C#/.NET. Be passionate about high code quality, scalability, reliability and security. Building, deploying and maintaining applications, microservices and data pipelines on various platforms. Create APIs to integrate with front-end and other third-party applications. Work with our clients in...

Nov 22, 2025
ION Group
Full time
 
Senior Java Consultant, Budapest
ION Group Budapest, Hungary
Lab49 has an opportunity available for a Senior Java Developer to lead work on complex and challenging projects to drive transformative change for our top- tier Financial Services clients. Operating in an Agile environment, the Java Developer will have strong server-side experience to work on next- generation financial systems.   Responsibilities Build distributed systems that deal with actor-based concurrency, reactive programming, distributed in-memory data grids, messaging that goes beyond plain JMS as we fully expect to participate in shaping the future of financial technology stacks Work on server side JVM-based projects Hit the ground running with the typical Java or Scala JVM ecosystem stack (Spring and its subprojects, Guice, Guava, Maven, Hibernate, Jetty, etc.) Retool continuously as the technology landscape changes every few years Be able to pick up other technologies along the whole development stack, including front-end and other non-JVM ecosystems...

Nov 22, 2025
ION Group
Full time
 
Senior Software Engineering Manager
ION Group London, UK
Lab49 is an award-winning specialist consultancy that  creates bespoke technology  in partnership with the most important companies in finance.  We were founded in 2002 to bring Silicon Valley solutions to Wall Street’s door. Since then, we have worked on successive waves of technological change, including distributed computing, high-speed automation, enterprise UX and digital distribution (for which Lab49 was among the first significant practices established on Wall Street), DevOps, cloud and data science.     Today, we are an established partner in financial markets, having delivered hundreds of projects for clients including all the world’s tier-one investment banks and many of the largest buy-side firms globally.    Being part of Lab49 means bringing your drive and creativity into an environment where your contributions will make immediate impact. Engineers will work in cross functional teams, consulting directly with our clients, shaping not only technical solutions to...

Nov 22, 2025
ION Group
Full time
 
Senior Data Modeler, New York
ION Group New York, NY, USA
THE ROLE   We are seeking an experienced Senior Data Modeler to join our newly created Service Consultant Sub-Practice and exclusively work with a mature and impactful long-term client in the financial services industry. This role requires a balance of independent work and teamwork, focusing on advancing the client's agenda. The ideal candidate will possess some understanding of the financial services sector, coupled with a proven track record of independent work and team collaboration. Join us to make a meaningful impact and contribute within our innovative team.    What you’ll do: Apply ER Studio and Data Modeling expertise to a Data Engineering team dedicated to the design and development, and delivery of Data products leveraging Databricks on AWS  Work with Business Architects, Solution Architects, and Data Stewards to capture business requirements in a Conceptual and Logical Data Model.  Contribute to ongoing updates to data modeling standards and guidelines...

Dec 05, 2025
ION Group
Full time
 
Software Engineer, React, Mexico City
ION Group Mexico City, CDMX, Mexico
Lab49 is an NYC-based global specialist consultancy that  creates bespoke technology  in partnership with the most important companies in finance.    We were founded in 2002 to bring Silicon Valley solutions to Wall Street’s door. Since then, we have worked on successive waves of technological change, including distributed computing, high-speed automation, enterprise UX and digital distribution, DevOps, cloud and data science.    Today, we are an established partner in financial markets, having delivered hundreds of projects for clients including all the world’s tier-one investment banks and many of the largest buy-side firms globally.    Being part of Lab49 means bringing your drive and creativity into an environment where your contributions will make immediate impact. Engineers will work in cross functional teams, consulting directly with our US-based clients.    Lab49 is seeking a Software Engineer, React based in the Mexico City metropolitan...

Nov 24, 2025
ION Group
Full time
 
Senior Web UI Developer (Angular), Budapest
ION Group Budapest, Hungary
Lab49 is an award winning specialist consultancy that creates bespoke technology in partnership with the most important companies in finance. We were founded in 2002 to bring Silicon Valley solutions to Wall Street’s door. Since then, we have worked on successive waves of technological change, including distributed computing, high-speed automation, enterprise UX and digital distribution (for which Lab49 was among the first significant practices established on Wall Street), DevOps, cloud and data science. Today, we are an established partner in financial markets, having delivered hundreds of projects for clients including all the world’s tier-one investment banks and many of the largest buy-side firms globally. Being part of Lab49 means bringing your drive and creativity into an environment where your contributions will make immediate impact. Engineers will work in cross functional teams, consulting directly with our clients, shaping not only technical solutions to...

Nov 22, 2025
ION Group
Full time
 
Senior Web UI Developer (React), Mexico City
ION Group Mexico City, CDMX, Mexico
Lab49 is an award winning specialist consultancy that creates bespoke technology in partnership with the most important companies in finance.   We were founded in 2002 to bring Silicon Valley solutions to Wall Street’s door. Since then, we have worked on successive waves of technological change, including distributed computing, high-speed automation, enterprise UX and digital distribution (for which Lab49 was among the first significant practices established on Wall Street), DevOps, cloud and data science.   Today, we are an established partner in financial markets, having delivered hundreds of projects for clients including all the world’s tier-one investment banks and many of the largest buy-side firms globally.  Being part of Lab49 means bringing your drive and creativity into an environment where your contributions will make immediate impact. Engineers work in cross functional teams, consulting directly with our clients, shaping not only technical solutions...

Nov 22, 2025
ION Group
Full time
 
Tech Lead (Angular), New York
ION Group New York, NY, USA
Lab49 is an award-winning specialist consultancy that creates bespoke technology in partnership with the most important companies in finance.    We were founded in 2002 to bring Silicon Valley solutions to Wall Street’s door. Since then, we have worked on successive waves of technological change, including distributed computing, high-speed automation, enterprise UX and digital distribution (for which Lab49 was among the first significant practices established on Wall Street), DevOps, cloud and data science.    Today, we are an established partner in financial markets, having delivered hundreds of projects for clients including all the world’s tier-one investment banks and many of the largest buy-side firms globally.   Being part of Lab49 means bringing your drive and creativity into an environment where your contributions will make immediate impact. Engineers will work in cross functional teams, consulting directly with our clients, shaping not only technical...

Nov 22, 2025
ION Group
Full time
 
Tech Lead (Java), New York
ION Group New York, NY, USA
Lab49 is an award-winning specialist consultancy that  creates bespoke technology  in partnership with the most important companies in finance.  We were founded in 2002 to bring Silicon Valley solutions to Wall Street’s door. Since then, we have worked on successive waves of technological change, including distributed computing, high-speed automation, enterprise UX and digital distribution (for which Lab49 was among the first significant practices established on Wall Street), DevOps, cloud and data science.     Today, we are an established partner in financial markets, having delivered hundreds of projects for clients including all the world’s tier-one investment banks and many of the largest buy-side firms globally.    Being part of Lab49 means bringing your drive and creativity into an environment where your contributions will make immediate impact. Engineers will work in cross functional teams, consulting directly with our clients, shaping not only technical solutions to...

Nov 22, 2025
ION Group
Full time
 
Web Tech Lead, Mexico City
ION Group Mexico City, CDMX, Mexico
Lab49 is an award winning specialist consultancy that  creates bespoke technology  in partnership with the most important companies in finance. We were founded in 2002 to bring Silicon Valley solutions to Wall Street’s door. Since then, we have worked on successive waves of technological change, including distributed computing, high-speed automation, enterprise UX and digital distribution (for which Lab49 was among the first significant practices established on Wall Street), DevOps, cloud and data science. Today, we are an established partner in financial markets, having delivered hundreds of projects for clients including all the world’s tier-one investment banks and many of the largest buy-side firms globally. Being part of Lab49 means bringing your drive and creativity into an environment where your contributions will make immediate impact. Engineers will work in cross functional teams, consulting directly with our clients, shaping not only technical solutions to...

Nov 22, 2025
ION Group
Full time
 
Principal Software Engineer (React), Mexico City
ION Group Mexico City, CDMX, Mexico
Lab49  is an award-winning specialist consultancy that  creates bespoke technology  in partnership with the most important companies in finance. We were founded in 2002 to bring Silicon Valley solutions to Wall Street’s door. Since then, we have worked on successive waves of technological change, including distributed computing, high-speed automation, enterprise UX and digital distribution (for which Lab49 was among the first significant practices established on Wall Street), DevOps, cloud and data science. Today, we are an established partner in financial markets, having delivered hundreds of projects for clients including all the world’s tier-one investment banks and many of the largest buy-side firms globally. Being part of Lab49 means bringing your drive and creativity into an environment where your contributions will make immediate impact. Engineers will work in cross functional teams, consulting directly with our clients, shaping not only technical solutions to...

Nov 22, 2025
ION Group
Full time
 
Principal Web UI Developer (React), Budapest
ION Group Budapest, Hungary
Lab49 is an award winning specialist consultancy that  creates bespoke technology  in partnership with the most important companies in finance. We were founded in 2002 to bring Silicon Valley solutions to Wall Street’s door. Since then, we have worked on successive waves of technological change, including distributed computing, high-speed automation, enterprise UX and digital distribution (for which Lab49 was among the first significant practices established on Wall Street), DevOps, cloud and data science. Today, we are an established partner in financial markets, having delivered hundreds of projects for clients including all the world’s tier-one investment banks and many of the largest buy-side firms globally. Being part of Lab49 means bringing your drive and creativity into an environment where your contributions will make immediate impact. Engineers will work in cross functional teams, consulting directly with our clients, shaping not only technical solutions to...

Nov 22, 2025
ION Group
Full time
 
Lead UI Engineer (React), New York
ION Group New York, NY, USA
Lab49 is an award-winning specialist consultancy that  creates bespoke technology  in partnership with the most important companies in finance.    We were founded in 2002 to bring Silicon Valley solutions to Wall Street’s door. Since then, we have worked on successive waves of technological change, including distributed computing, high-speed automation, enterprise UX and digital distribution (for which Lab49 was among the first significant practices established on Wall Street), DevOps, cloud and data science.       Today, we are an established partner in financial markets, having delivered hundreds of projects for clients including all the world’s tier-one investment banks and many of the largest buy-side firms globally.    Being part of Lab49 means bringing your drive and creativity into an environment where your contributions will make immediate impact. Engineers will work in cross functional teams, consulting directly with our clients, shaping not only technical...

Nov 22, 2025
ION Group
Full time
 
Principal .NET Developer, New York
ION Group New York, NY, USA
Lab49 seeking an experienced Principal .NET Developer with a primary focus in back-end technologies such as   C#/.NET. This is a unique opportunity to elevate your career and gain unparalleled experience in one of the world's most dynamic business hubs.    As a Principal .NET Developer at Lab49, you will be at the forefront of driving transformative change for our esteemed Financial Services clients. Operating within an Agile environment, you will tackle complex and challenging projects, leveraging your robust experience in front-end frameworks to design and construct the next generation of technology solutions.    Required Skills and Experience: 10+ years of commercial-grade web development experience.    5+ years of solid hands-on experience in either functional coding in .NET development.  Collaborate with designers and other partners to provide input on design & wireframing.    Experience with Agile development methodologies.    Experience in...

Nov 22, 2025
ION Group
Full time
 
Senior Fullstack Software Engineer, Budapest
ION Group Budapest, Hungary
We are at the forefront of transforming global capital markets by delivering advanced analytics, news, and data solutions that impact millions of knowledge professionals in the world. Our customers include the most influential investors, lawyers, consultants, traders, bankers, and executives in the market, and we are changing the way they work through technology. If you join us, you will be part of this movement and be surrounded by a culture of continuous improvement and learning. Please find more details below.   Your duties and responsibilities: Develop, test, and support production software used by sophisticated users making important and complex decisions. Apply your experience and knowledge to solve both common and complex issues. Reflect on the team’s work and adapt the team’s practices based on learning. Take responsibility for existing systems that the team owns.   Work Structure: Willingness to organize around work as we adapt to our clients’ needs...

Nov 22, 2025
ION Group
Full time
 
Lead DevOps Engineer, New York
ION Group New York, NY, USA
Lab49 is looking for a Lead DevOps Engineer who can help build enterprise-grade cloud infrastructure. Working in a collaborative and innovative project team, with direct enterprise client-facing interactions, you will have an opportunity to apply your skills and expertise to design sophisticated solutions that solve client challenges and enhance outcomes for them and their clients.    Responsibilities: Lead the architecture, design, development, and deployment of DevOps workflows to support cloud-native applications and enterprise-grade infrastructure.  Automate development and operational workflows using tools like Terraform, GitLab/GitHub, Jenkins, SonarQube, Fortify, etc.  Collaborate with team leadership and cross-functional technologists to design and implement enterprise DevOps solutions that align with technical priorities.  Champion the adoption of robust cloud architecture, DevOps best practices, and emerging cloud technologies.  Break down complex...

Nov 22, 2025
ION Group
Full time
 
Lead Python Engineer, New York
ION Group New York, NY, USA
The Lead Python Engineer will re-envision a legacy risk platform and build a state of the art, scalable, cloud native platform in Python.  The is an unusual opportunity to put your signature on the design and implementation of a new platform where you will:   What you'll do: Make macro/micro architectural proposals and collaborate with other architectures Structure a brand new code base to enable modularity, code reuse and granular API access Work with cutting edge, cloud native data technologies Engage with business stakeholder and tech leadership to understand requirements Write initial implementations of critical code patterns Devise an automated testing strategy Lead a cross functional team Mentor a team of engineers to bring your technology vision to life Set and uphold standards for code quality   SKILLS AND EXPERIENCE Have 2+ years of experience guiding teams in the successful delivery of web applications Have 7+ years of...

Nov 22, 2025
ION Group
Contractor
 
Lead Data Scientist, New York - Contract
ION Group New York, NY, USA
About Lab49: Lab49 is a global consultancy specializing in designing and building next-generation digital products for leading investment banks, asset managers, hedge funds, and fintech innovators. We bring together strategy, design, and engineering to help our clients transform their businesses and stay ahead of the curve in a rapidly evolving landscape. The Role We are seeking a  Lead Data Scientist  to join our team and drive advanced data science solutions for one of our clients. This is a client-facing leadership role, blending deep technical expertise with the ability to advise stakeholders, shape data strategies, and guide teams to deliver high-impact outcomes. You’ll work on cutting-edge problems in data analytics, machine learning, and predictive modeling, helping the client unlock the value of their data and enhance decision-making capabilities.   Responsibilities: Partner with stakeholders to define data science opportunities, shape problem...

Dec 01, 2025
ION Group
Full time
 
Senior Software Engineer (Workflow)
ION Group Budapest, Hungary
The Role: As a Senior Software Engineer, you will play a crucial role in designing, developing, and maintaining web applications across both front-end and back-end systems. You will be responsible for collaborating with cross-functional teams, developers, product managers to deliver high-quality software solutions. You will be expected to implement best practices in coding, testing, and deployment, ensuring scalability, performance, and security. Strong problem-solving skills, excellent communication, and the ability to adapt to new challenges in a fast-paced environment is essential for this role.   Key Responsibilities: Collaboratively work within your delivery team to continuously deliver quality software to production Develop, test and support production software Perform code reviews Write and execute automated unit and integration tests Apply your experience and knowledge to solve both common and complex issues Exercise significant independent...

Nov 22, 2025
ION Group
Full time
 
Senior Software Engineer, Italy
ION Group Pisa, Province of Pisa, Italy
Who we are We’re visionary innovators who provide trading and workflow automation solutions, high-value analytics, and strategic consulting to corporations, financial institutions, central banks, and governments. More than 40% of the world’s largest companies use our solutions. We’ve achieved tremendous growth by bringing together some of the best and most successful financial technology companies in the world. At ION, we offer careers that provide many opportunities: To invent. To design. To collaborate. To build. To transform businesses and empower people around the world to do more, faster, and better than before. Imagine what you can do and experience. This is where you can do your best work.   Learn more at iongroup.com .   Role and Responsibilities   ·       Designing, coding, and debugging software. ·       Improving the performance of existing software. ·       Providing training to other engineers. ·       Maintaining and upgrading...

Nov 22, 2025
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