Tax & Capital Gains Specialist (CGCalc / CGiX)

About the Position

We are seeking an experienced Tax & Capital Gains Specialist with deep specialism in tax and capital gains calculation modules - specifically CGCalc and/or CGiX - to support a major financial services organization in London, United Kingdom. This is a high-impact engagement requiring strong technical and domain expertise in tax architecture.

Responsibilities

• Conduct an initial assessment of the current tax calculation architecture evaluating existing system design, data flows, and integration points.
• Produce a proposal identifying the optimal target system architecture going forward, weighing the trade-offs between continuing with the existing setup versus transitioning to an alternative.
• Work closely with stakeholders across tax, technology, and operations to validate findings and ensure recommendations are commercially and technically sound.
• Produce clear documentation suitable for both technical and non-technical audiences.

Requirements

• Mandatory:

  • Hands-on experience with CGCalc and/or CGiX
  • Strong understanding of investment tax principles, capital gains computation, and regulatory reporting requirements in the financial services sector
  • Ability to assess legacy or complex system landscapes and convert analysis into clear, actionable recommendations
  • Strong communication and stakeholder management skills, including the ability to explain technical findings to both business and technical stakeholders
  • Prior experience with system migration or transformation initiatives in financial services is a strong advantage
  • Knowledge of Avaloq scripting (ALES) and related development tools is preferred

• Nice to have:

  • Experience with Avaloq Banking Suite

Languages

• English: C1 Advanced

Seniority

• Senior

We Offer

• Opportunity to work with a leading financial services organization
• Competitive salary and benefits package
• Professional development opportunities

About the Company

Avaloq is a global leader in software solutions for the financial industry, providing innovative and secure banking software to banks and financial institutions worldwide.

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