CM

Assistant Tax Manager - Operational Tax

CMC Marketshttps://static.whatjobs.com/static/ajCore/img/jobPosting/companyLogo/whatJobs_ob_default.png United Kingdom Posted 23 Oct 2026 Closing: 22 Nov 2026
Permanent

Job Description & Overview

If you also believe that everyone should be able to achieve their financial potential, then you’ll love contributing to CMC Markets’ company vision of breaking down barriers of financial trading and make trading accessible to everyone. Seize the opportunity to progress your career in the fintech industry by joining a global leader in CFD trading and share investing. Grow yourself personally and professionally with a company that’s growing with you, by global expansion and product offering.

The role

We are looking for an Assistant Tax Manager to join our Operational Tax team and build their expertise across a broad range of international tax obligations. You will be responsible for ensuring that CMC Markets’ complies with operational tax regulations across multiple jurisdictions including the United Kingdom(“UK”), Europe and the United States(“US”).

As the business continues to grow and diversify, the Assistant Tax Manager needs to ensure that operational tax compliance, policies and procedures, team skills and experience keep pace with this change. This role covers a broad range of tax compliance, control and reporting responsibilities that will require regular engagement by Group Tax with stakeholders across the business (including Operations).

Key responsibilities include:

  • Support daily operational tax activities , ensuring accurate, timely and compliant delivery across relevant global jurisdictions.
  • Support and improve operational tax processes and systems , identifying risks, efficiencies and opportunities for enhancement.
  • Define and implement operational tax requirements for projects , working with project teams and internal stakeholders from requirements through implementation.
  • Apply operational tax expertise across onboarding, transactions and systems , ensuring appropriate tax information, configurations and back-office accuracy.
  • Maintain operational tax documentation, reconciliations and controls to support accurate and consistent tax compliance and reporting.
  • Complete regulatory and client tax reporting , including US QI/QDD (1042-S/1099), FATCA, CRS, CARF, German FSAK, UK ISA, FTT and Stamp Duty .

Key skills and experience:

  • Minimum 2 years’ experience within operational taxes and/or associated tax regulatory environment of an international financial institution.
  • Industry recognised accounting and/or tax qualification.
  • Excellent verbal and written communication skills with an aptitude for presenting to varied audiences.
  • Excellent Excel skills and systems experience.
  • Project and change management experience.
  • Have the resilience, organisation skills, persuasiveness, and perceptiveness to thrive in a fast moving and challenging environment.
  • Experience working with internal and external stakeholders.li>
  • A practical and commercial approach to problem solving.

Equal opportunities

CMC Markets is an equal opportunities employer and positively encourages applications from suitably qualified and eligible candidates regardless of gender, sexual orientation, marital or civil partner status, gender reassignment, race, colour, nationality, ethnic or national origin, religion or belief, disability or age.

About us:

Founded in 1989 with a vision to make financial markets more accessible, CMC Markets has grown into a FTSE 250 global multi-asset financial services firm, serving retail, professional and institutional clients worldwide.

Our business spans trading, investing, wealth and institutional services. Alongside our direct-to-consumer offering, we provide technology and execution services to major banks and financial institutions, enabling our partners to expand their capabilities and serve their clients through CMC's technology.

As we continue to grow and diversify, our people are central to our success. We invest in talent and ideas that help us innovate, scale and deliver for our clients and partners.

Our values guide how we work across the Group:

  • Built with Confidence
  • Clients First
  • Lead with Quality
  • Raise the Bar

To learn more about CMC Markets, visit: cmcmarkets.com/en-gb

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Key Details
  • Date Posted: 23 Oct 2026
  • Location: United Kingdom
  • Employment Type: Permanent
  • Category: General
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Employer Information
CM
CMC Marketshttps://static.whatjobs.com/static/ajCore/img/jobPosting/companyLogo/whatJobs_ob_default.png
Verified Transport Employer

Verified transport and logistics firm operating commercial fleets across the UK network.

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