Top Tech Jobs & Startup Jobs in London

As an IT Operations Engineer intern at Jane Street, you will support, configure, and operate multiple systems across various technology stacks. Responsibilities include technology support, building and configuring devices, supporting infrastructure, and optimizing work processes using tools like PowerShell. You will collaborate with full-time employees on real-world projects, gain hands-on experience, troubleshoot technical issues, and develop technical documentation.

Looking for an experienced Payroll Specialist to join our team in London. Responsible for payroll processing, compliance, vendor coordination, and providing customer service. Must have extensive UK and international payroll experience, Bachelor's degree, technical understanding of in-house payrolls, vendor management experience, and strong analytical and communication skills.

Meticulous and experienced Windows Engineer needed to manage Windows infrastructure, troubleshoot technical issues, and collaborate with colleagues globally. Must have strong knowledge of Windows systems, PowerShell scripting, and excellent communication skills.

Responsible for building models, strategies, and systems for pricing and trading financial instruments. Requires logical and mathematical thinking, code writing skills in OCaml, good research taste, and precise communication. Fluency in English is required.

Hiring Production Engineers in London office at Jane Street. Role involves software development in OCaml, providing support for critical systems, and collaborating with various teams. Must be a strong programmer, intellectually curious, excellent communicator, and fluent in English.

Seeking an experienced Network Security Engineer to maintain network security levels, collaborate with cybersecurity teams, troubleshoot issues, and automate workflows. Hands-on experience with firewall configuration, network security principles, and DMZ design is required. Excellent communication and organizational skills are essential.

Market Data Specialist responsible for configuring systems, improving data quality, cleaning and validating data, solving support issues, and interfacing with data providers. Strong debugging and troubleshooting skills and experience with financial instrument metadata preferred.