Lead Developer - Chennai 2026

Summary

We are seeking a Lead Developer to launch and run a software team at our brand-new site in Chennai, India. You will manage and guide a team of up to 5 developers, play a key role in hiring, and shape the team’s growth. The role is split 50/50 between hands-on development and technical leadership / management. You will act as a key liaison between the UK and the local engineering teams, so strong communication skills in both technical and non-technical subjects are a must.

Full Time – Chennai central office location.

About us

With the launch of our brand-new Chennai, India office, this is a unique opportunity to join a fast-moving team in a dynamic, startup-style environment. Cassini is a highly regarded global company now building a key technology centre in Chennai, and this is a chance to be part of a global team while also building a new group from the ground up.

Step into the future with Cassini — Founded in 2014, we are the established, core utility provider of analytics and optimization tools built for the derivatives industry. From London to New York, Sydney to Singapore, hedge funds, asset managers, and banks worldwide rely on our solutions.

Our award-winning platform empowers clients to reduce margin, optimize collateral, and enhance their liquidity risk framework, delivering real-time, front-to-back analytics on the full cost of derivatives trading.

What sets us apart?

• Recognised as 'Best Derivatives Tech Provider' and 'Analytics Leader’
• Global impact with a rapidly expanding footprint
• Analytics provider to the largest asset managers in the world
• Enterprise-grade security (ISO 27001 & SOC-2)
• Seamless integration with OMS, EMS, and collateral systems

At Cassini, our client focus drives everything we do. We’re a collaborative, energetic team transforming how the financial world manages their liquidity risk. With challenging projects, continuous learning opportunities, and cutting-edge technology, we empower our employees to grow their skills and reach their full potential every day.

Role

As a Lead Developer, you will report to the Head of Technology (based in London).

Core Responsibilities:

• Leading the development of new features and platform improvements.
• Managing, mentoring and motivating team members.
• Liaising with UK based stakeholders and ensuring team alignment with business and technical objectives.
• Planning, coordinating and delivering technical projects to the agreed schedule.
• Championing and enforcing technical standards.
• Ensuring the SDLC is followed within the team.
• Assisting with hiring, onboarding, and developing the team.

Tech Stack

We work with an exciting, modern stack built for scale, reliability, and productivity. To be successful in this role, you’ll need solid experience with most of the core tools, platforms and technologies we work with:

• Python (SQLAlchemy, Flask, Numpy, Pandas)
• MySQL
• AWS (ECS, S3, Lambda, RDS)
• RabbitMQ
• Docker
• Linux
• GitLab
• Generative AI Tools
  

Required Qualifications & Experience

• University degree in a STEM subject from a reputable institution
• 8+ years of professional software development experience
• 2+ years in a lead / management role
• Proven experience liaising with remote stakeholders
• Familiarity with our tech stack or equivalent technologies
• A basic understanding of financial markets and derivative products
  

Skills & Competencies

• Excellent teamwork skills.
• Professional fluency in English (both written and spoken)
• Excellent interpersonal and communication skills, with the ability to collaborate effectively across global teams and time zones.
• A strong understanding of distributed software systems
• An analytical and inquisitive mindset
• A desire to take on responsibility and make a difference.

Benefits

We offer a competitive and rewarding compensation package, including:

• Competitive CTC salary based on experience and role fit
• Bonus:

• Retention Bonus: One month’s salary, payable upon successful completion of the six-month probation period.
• Annual Discretionary Performance Bonus, subject to end of year performance review

• Health & Wellness Insurance
• Life Insurance
• AD&D Insurance
• Meal Benefits

• Learning & Development: Training, accreditation, and other development opportunities relevant to your role and career growth.

• Enhanced Leave Policy: 18 days Leave plus an extra day of annual leave for each year of service, up to 5 additional days.