FintechOS
FintechOS sells software that helps banks and insurers modernize financial product operations. The London-based company, founded in 2017, serves over 60 customers managing $100 billion in assets and supporting 25 million end-users.
The growth story
FintechOS grew from 378 to 222 employees between 2021 and 2026, raising $151M along the way, most recently a Series B in May 2024.
About
FintechOS provides a platform that runs on top of banks' and insurers' existing systems to streamline how they develop and manage financial products. Its software is used by financial institutions across North America, Europe and Asia-Pacific.
The company raised $151 million in a Series B round in May 2024, with investors including BlackRock and Earlybird Venture Capital. It employs 222 people across offices in London, New York, Bucharest and Amsterdam.
Founders and leadership
Engineering is FintechOS's largest function with 85 staff, accounting for 38% of total headcount. The company has a median employee tenure of 3 years.
The FintechOS org chart
Teo Blidarus (Co-Founder and CEO) leads 60 mapped leaders with 10 direct reports. Click +N to expand a team; names link to the person’s public profile.
Departments, and which ones grew
Headcount by function: Engineering 81 (-5% YoY), Information Technology 23 (-8% YoY), Sales 15 (-6% YoY), Business Development 15 (-25% YoY), Consulting 15 (+36% YoY), Program and Project Management 11 (+10% YoY).
Talent flow
FintechOS recruits heavily from Romanian tech firms, with Softelligence and TotalSoft being its top talent sources. Its alumni most often move to Deutsche Bank, IBM and FlowX.AI. Many employees studied at Bucharest universities, led by Academia de Studii Economice.
Most common previous employers of FintechOS staff: Softelligence (15), TotalSoft (13), Oracle (11), Deutsche Bank (10), BCR (9), Raiffeisen Bank Romania (7). Former FintechOS employees most often moved to Deutsche Bank (6), IBM (4), FlowX.AI (4), LSEG (3), Booking Holdings (NASDAQ: BKNG) (3), Oracle (3).
Alumni worth knowing
The FintechOS mafia
FintechOS alumni have founded 18 companies, including Titan Wealth (654 staff) and Smartree (189 staff). Other startups include Pickado Enablement, QA DNA and TheAX.
18Mike Fullalove, was SVP Strategy & Chief of Staff at FintechOS until 2023Nicoleta Mihaiu, was VP of Operations Controlling until 2024Liviu Adomnica, was Academy Leader until 2021Liana Stoian, was Business Development Executive until 2022Robert Streeter, was Senior Director Operations (Europe) until 2020
Ioana Serban, was VP of Marketing until 2022
Laurentiu Ciobanu, was Full Stack Software Developer until 2020
Muhammad Zeeshan Shahid, was Wordpress Developer until 2023
Daniel Secareanu, was Senior Martech Consultant until 2022
Blake Dawson, was Sales Director - Insurance Markets (Global) until 2024
Kati Iordache, was Global Marketing Operations Director until 2023
Michael Pierce, was Commercial Director, Banking - Western Europe until 2023
Chris Kay, was Director General Insurance until 2023
Stefan Sava, was Presales Technical Consultant until 2025
Rosenfeld Arthur, was Enterprise Insurance Architect until 2023
Shaun T., was Regional Sales Director - Western Europe until 2020Hiring now
Web traffic
Traffic mix: 0% direct, 0% search, 0% social, 0% paid.
What this company is made of
Most common skills at FintechOS: SQL (71), Project Management (66), JavaScript (58), Business Analysis (58), Management (54), Team Leadership (50), Teamwork (49), Microsoft Office (49).
Where the team actually sits
FintechOS people are concentrated in Bucharest, Romania (95), Romania (39), Bucharest Metropolitan Area (8), United Kingdom (7). 2 offices on record.
Search footprint
FintechOS attracts about 1,412 organic search visits a month, traffic worth roughly $17K a month if bought through ads. It gained 465 ranking keywords and lost 413 in the last period.
What employees say
- Compensation
- 3.60 / 5
- Career opportunities
- 3.40 / 5
- Senior management
- 3.10 / 5
- Work-life balance
- 3.60 / 5
Frequently asked
FintechOS has 222 employees as of September 2026.
FintechOS has raised $151M in total, most recently a Series B round in May 2024.
FintechOS was founded in 2017 by Sergiu Negut, Teo Blidarus.
Teo Blidarus (Co-Founder and CEO) sits at the top of FintechOS's reporting structure, with 10 direct reports.
The most common previous employers of current FintechOS staff are Softelligence (15 people), TotalSoft (13 people), Oracle (11 people).
Former FintechOS employees most often move to Deutsche Bank (6), IBM (4), FlowX.AI (4).
At least 18 companies have a founder who previously worked at FintechOS, including Titan Wealth, Smartree, Pickado Enablement.
FintechOS attracts about 1,412 organic search visits a month, worth roughly $17K a month in equivalent ad spend.
The most common skills among FintechOS staff are SQL, Project Management, JavaScript, Business Analysis, Management.
FintechOS staff are concentrated in Bucharest, Romania (95), Romania (39), Bucharest Metropolitan Area (8).
FintechOS has about 81 people in Engineering, down 5% over the past year, as of September 2026.
FintechOS has about 23 people in Information Technology, down 8% over the past year, as of September 2026.
Computed from 179 current and 261 former FintechOS profiles, as of September 2026. Source: Crustdata.
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