About Us

Who are CassonX?

CassonX are London’s only specialist operation and middle office recruitment company. We are a boutique and privately owned business, whose shareholders are the founders and Managing Directors of our company. We are based in the heart of The City of London


With our key specialism in the experienced hires market, we offer permanent, interim and contract solutions to the financial services operations and middle office sectors. We represent all candidates looking for career progression, from Associate grade all the way up to COO level.


We commit to providing a professional market leading service. All our employees have received training from highly skilled and experience recruiters, for whom service, transparency and dedication are of paramount importance.


CassonX has well established relationships across the industry, which enables us to achieve career goals and solve staffing issues for our candidates and clients alike. As an equal opportunities employer ourselves with a diverse employee ratio, we aim to give everyone a chance to be considered for a position if they have the relevant skills and culture fit.


CassonX was formed in 2016 by our founding partners who had a combined 30 years of recruitment experience within the financial services field.

Our strengths

We have grown to become the leading SME London market specialist, and a true consultative recruiting business partner for the Operations and Middle Office sector. We are not a soulless “CV sending” agency.

Track record

CassonX is fortunate to be spearheaded by founding partner James Manders who offers two decades tenure in specialising in Operations and Middle Office recruitment for SMEs. Since our inception, CassonX has traded with over 100 unique businesses and seen over 500 permanent transactions.


Our success and longstanding partnerships with both candidates and clients speaks to the fact we are experts in our market. We nurture our relationships and are invested in your recruitment journey.


James Manders

Managing Director

James is a seasoned recruiter, renowned for his enthusiastic nature and committed attitude to being a true partner and consultant to all he converses with....

call-iconCall email-iconEmail

Masum Miah

Specialist Operations and Middle Office Recruiter

Mas is a passionate and driven recruiter, boasting a background in sales, recruitment, and counterpart engagement. Known for his hands-on approach and commitment to building...

call-iconCall email-iconEmail

Laura Ceruti

Specialist Operations and Middle Office Recruiter

Laura started her recruitment career focusing on the IT and Tech environment. She genuinely loves connecting with candidates and helping them find their dream jobs....

call-iconCall email-iconEmail

Erik Astrom

Specialist Operations and Middle Office Recruiter

Erik moved into the Recruitment industry after a successful print media career lasting ~10 years. After relocating to New York City he saw the opportunity...

call-iconCall email-iconEmail

Click here to see our specialisms


Work for us!

We are a dynamic and energetic recruitment agency and we are always on the lookout for the right people to join our team.

Read on to see if you could be the perfect fit to join our expanding team of recruitment experts.