HR Manager (12 Month Fixed Term Contract, Maternity Cover)

Summary

Reporting to the Business Operations Manager, the HR Manager is the first point of contact for managers and employees, providing support and solving problems. The role aims to provide general HR support across the employee lifecycle: recruitment, compensation and benefits, learning and development, employee engagement, performance management and employee relations, communications and administration.

The HR Manager oversees the HR Advisor for the Chennai Office

Working Hours: This is a part-time, 12-month fixed-term contract (maternity cover), working 21 hours per week over four days (Monday to Thursday).

Salary: £60,000 - £65,000 per annum pro rata.

Start date: 2nd November 2026.

About us

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

• Working on our staff handbook to update and improve our policies.
• Provide training, support and coaching on processes and procedures, ensuring managers are updated on changes to employment legislation and best practice.
• Provide the necessary tools and coaching to managers in support of performance management and development.
• Work with managers to provide clear performance expectations, address development needs, and support employee growth.
• Provide guidance on training and support for managers and their teams, including working with external suppliers of learning and development.
• Facilitate mid-year and year-end performance review processes and deliver appropriate reminders and training to managers and employees
• Lead the recruitment process with best practice and coach managers on the selection process.
• Maintain the finance team's ‘Hiring Plan’ and communicate all joiners and leavers.
• Maintain job descriptions with the support of heads and managers.
• Responsible for overseeing the onboarding and offboarding of employees, including approving contracts and offer letters.
• Ensure new employees have an onboarding/induction plan and receive relevant information
• Help maintain documentation, including company benefits, induction documentation, and policy processes on Confluence pages for easy access to employees.
• Ensuring the security of personal data and maintaining confidentiality
• Analyse and report on key HR metrics as required, including headcount, turnover and absence.
• Proactively identify best practice to develop People initiatives, present recommendations to the Leadership team for approval, including spend and added value outcomes, and lead project delivery. (i.e Engagement surveys)
• Work closely with the leadership team in determining the compensation and benefits offer and provide advice and support to Line Managers and employees on company benefits, remuneration issues and benchmark data.
• Develop and implement specific projects as occasionally required by the SLT team

Required Qualifications & Experience;

• Proven generalist HR experience in an HR Manager, HR Business Partner, or Senior HR Advisor role, with responsibility across the full employee lifecycle
• Strong knowledge of UK employment law, HR best practice, employee relations, performance management and employee engagement.
• Degree level qualification and/or professional HR qualification - CIPD Level 5 is desirable (or comparable experience)
• Experience within a fast-growing, global, technology, fintech, or professional services environment
• Previous experience managing a junior HR team member is desirable.

Skills & Competencies;

• Strong organisational skills with the ability to manage multiple priorities.
• Excellent relationship building and stakeholder management skills.
• High attention to detail
• Strong coaching and mentoring capability to support the develop managers.
• Excellent interpersonal and communication skills, with the ability to collaborate effectively across global teams and time zones.
• The ability to handle sensitive and confidential information/data professionally and appropriately.
• Experience using HRIS/HR systems. Knowledge of BambooHR would be advantageous.