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Companies Using FastAPI in United Kingdom

258 companies are hiring FastAPI talent in United Kingdom.

FastAPI is a Python web framework used to build high-performance APIs and backend services, typically for data pipelines, ML model serving, and microservices architectures. Companies hiring for it in the UK are actively building or scaling internal platforms that will need supporting infrastructure — think cloud hosting, observability tooling, and API management. This is not exploratory hiring; it signals committed engineering investment.

Buying Signal

When a UK company posts FastAPI roles, they are likely mid-build on a product or data platform that will require adjacent purchases: managed databases, container orchestration, CI/CD tooling, and API gateways. Financial services and IT consulting firms dominate the hiring pool here, which points to regulated, high-availability environments where security and compliance tooling are also in play. DevOps vendors, cloud providers, and data infrastructure companies should be prioritising these accounts now.

Top Companies47 shown

CompanyIndustryHQ LocationSizeJobsLinks
Capco
capco.com
 Financial Services Greater London, United Kingdom 5,001+ 1,037
RWS Group
rws.com
 Business Content Maidenhead, United Kingdom 5,001+ 502
Qualitest
qualitestgroup.com
 IT Services and IT Consulting City of London, United Kingdom 5,001+ 500
Fidelity International
fidelityinternational.com
 Financial Services City of London, United Kingdom 5,001+ 260
Acuity Analytics
acuityanalytics.com
 Financial Services Greater London, United Kingdom 5,001+ 146
Photon
photon.com
 IT Services and IT Consulting Greater London, United Kingdom 5,001+ 163
DNEG
dneg.com
 Animation and Post-production Greater London, United Kingdom 5,001+ 240
Ebury
ebury.com
 Financial Services City of London, United Kingdom 1,001–5,000 451
Tide
tide.co
 Financial Services Greater London, United Kingdom 1,001–5,000 301
FDM Group
fdmgroup.com
 Information Technology & Services Greater London, United Kingdom 1,001–5,000 214
Ciklum
ciklum.com
 IT Services and IT Consulting Greater London, United Kingdom 1,001–5,000 661
Tesco Technology
tesco-careers.com
 Retail Greater London, United Kingdom 1,001–5,000 189
dunnhumby
dunnhumby.com
 Technology, Information and Media Greater London, United Kingdom 1,001–5,000 138
YouGov
yougov.com
 Business Intelligence Platforms Greater London, United Kingdom 1,001–5,000 145
Kraken
kraken.tech
 Technology, Information and Internet City of Westminster, United Kingdom 1,001–5,000 191
Delta Capita
deltacapita.com
 Financial Services Greater London, United Kingdom 1,001–5,000 94
Computer Futures
computerfutures.com
 IT Services and IT Consulting Greater London, United Kingdom 501–1,000 503
Rolls-Royce SMR
rolls-royce-smr.com
 Utilities United Kingdom 501–1,000 149
La Fosse
lafosse.com
 Business Consulting and Services Greater London, United Kingdom 201–500 333
Methods
methods.co.uk
 Information Technology & Services Greater London, United Kingdom 201–500 169
iwoca
iwoca.co.uk
 Financial Services City of Westminster, United Kingdom 201–500 190
Faculty
faculty.ai
 Technology, Information and Internet Greater London, United Kingdom 201–500 84
hackajob
hackajob.com
 Software Development Greater London, United Kingdom 51–200 1,389
targetjobs UK
targetjobs.co.uk
 Technology, Information and Internet Greater London, United Kingdom 51–200 1,727
Huzzle.com
huzzle.com
 Software Development Greater London, United Kingdom 51–200 826
Prolific
prolific.com
 Software Development Greater London, United Kingdom 51–200 571
Haystack
haystackapp.io
 Technology, Information and Internet Newcastle upon Tyne, United Kingdom 51–200 605
The Flex
theflex.global
 Real Estate City of London, United Kingdom 51–200 1,020
SR2 | Socially Responsible Recruitment | Certified B Corporation™
sr2rec.com
 IT Services and IT Consulting Bristol, United Kingdom 51–200 234
TRIA
triarecruitment.com
 Business Consulting and Services Bristol, United Kingdom 51–200 156
hireful
hireful.com
 Software Development Wellingborough, United Kingdom 51–200 110
myGwork - LGBTQ+ Business Community
mygwork.com
 Technology, Information and Internet Greater London, United Kingdom 11–50 1,933
Myn
myn.co.uk
 Technology, Information and Internet Greater London, United Kingdom 11–50 109
EY
ey.com
 Professional Services Greater London, United Kingdom 10,001+ 1,635
Tesco
tescoplc.com
 Retail Welwyn Hatfield, United Kingdom 10,001+ 1,426
Barclays
home.barclays
 Financial Services Greater London, United Kingdom 10,001+ 1,711
Aon
aon.com
 Financial Services City of London, United Kingdom 10,001+ 1,641
Mott MacDonald
mottmac.com
 Civil Engineering Greater London, United Kingdom 10,001+ 1,440
Revolut
revolut.com
 Financial Services Greater London, United Kingdom 10,001+ 1,494
Standard Chartered
sc.com
 Banking Greater London, United Kingdom 10,001+ 1,062
bp
bp.com
 Oil and Gas Greater London, United Kingdom 10,001+ 807
NatWest Group
natwestgroup.com
 Banking City of Edinburgh, United Kingdom 10,001+ 489
Endava
endava.com
 IT Services and IT Consulting Greater London, United Kingdom 10,001+ 512
Capita
capita.com
 IT Services and IT Consulting Greater London, United Kingdom 10,001+ 475
Clarivate
clarivate.com
 Information Services Greater London, United Kingdom 10,001+ 369
Sage
sage.com
 Software Development Newcastle upon Tyne, United Kingdom 10,001+ 391
Liberty Global
libertyglobal.com
 Telecommunications Greater London, United Kingdom 10,001+ 156

258 companies use FastAPI. Want the full list?

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Companies with open FastAPI roles in United Kingdom. Company HQ may be in a different location.

Market Signal

263 UK companies actively hiring FastAPI talent across nearly 32,000 open roles signals this is no longer a niche framework — it has become a default choice for Python-native engineering teams. The volume suggests a sustained build cycle, not a hiring spike.

Stack Intelligence

FastAPI hiring almost always appears alongside Python, PostgreSQL, and Docker — a stack that indicates containerised, data-backed API services rather than monolithic applications. For sales teams, this combination identifies companies at a mid-to-high maturity level that likely already have or are actively evaluating managed Kubernetes, cloud database services, and developer productivity tools.

Hiring Landscape

FastAPI in the Market

Where and how companies hire FastAPI talent

By Industry

IT Services and IT Consulting
53
Software Development
40
Technology, Information and Internet
33
Financial Services
32
Business Consulting and Services
15
Information Services
7
Technology, Information and Media
7
Information Technology & Services
6

Top Roles

Software Engineer115Data Engineer102Product Manager80Full Stack Engineer75Data Scientist73Project Manager71Business Analyst65Backend Engineer62Ai Engineer56Devops Engineer55Account Manager53Machine Learning Engineer51

Related Technologies

PythonPostgreSQLDocker
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Frequently Asked Questions

What is FastAPI?

FastAPI is a framework that lets engineering teams build and ship APIs quickly, particularly for data-heavy or ML-driven applications. Businesses use it to expose internal data services or power customer-facing products. Hiring for it signals an active backend build with real infrastructure spend attached.

Why should sales teams track FastAPI hiring?

FastAPI hiring predicts demand for cloud infrastructure, database tooling, and monitoring solutions within a 3-6 month window. A sales rep at a Datadog, AWS, or Snowflake competitor should treat any UK company posting these roles as a warm account.

Who should be selling to companies that use FastAPI?

Cloud infrastructure providers, managed database vendors, API security and gateway platforms, and developer tooling companies (CI/CD, observability, secrets management) are best positioned to win these accounts.