Serco Careers

Public services and operational support for governments worldwide.

serco.com

About the company

Founded

1929

Headquarters

Hook, Hampshire, United Kingdom

Legal name

Serco Group plc

Industry

Government services

Listed on

London Stock Exchange: SRP

Employees (2025)

More than 54,000

Countries

More than 25

Contracts

More than 650

Revenue (2025)

£4.8768 billion

Underlying operating profit (2025)

£271.6 million

Serco provides public services and operational support to governments. Its core sectors are defence, justice and immigration, transport, health and citizen services.

The company traces its history to 1929 and is headquartered at Serco House in Hook, Hampshire. It operates across the United Kingdom and Europe, North America, Asia Pacific and the Middle East.

Serco reported £4.8768 billion in 2025 revenue and £271.6 million in underlying operating profit. Its workforce of more than 54,000 supported more than 650 contracts in over 25 countries.

Key People

Keith Williams CBE

Chair

Anthony Kirby

Group Chief Executive

Mark Reid

Group Chief Financial Officer

Fiona Walters

Chief Executive, UK and Europe

Photos

Interview process at Serco

(549 candidate-shared Glassdoor interview ratings)

Interview experience

Candidate reports vary by role

Interview difficulty

Easy

Interview process length

Varies by role

Prep for your Serco interview with AI

Practise service, leadership, technical and behavioral discussions.

Serco Interview Questions & Answers

Q: Tell us about a time you handled a difficult customer.

A: Describe the customer's concern, how you listened and set expectations, the action you took and the service outcome.

Answer by AI

Stay respectful.
Show ownership.
State the result.

Q: What can you bring to this position based on your experience?

A: Match your judgment, communication and safety experience to the role, using examples that show fair and consistent decisions.

Answer by AI

Name relevant evidence.
Emphasize safety.
Connect strengths to duties.

Q: How would you connect an AWS EC2 instance to an on-premises network?

A: Compare site-to-site VPN and dedicated connectivity, then cover routing, DNS, identity, encryption, monitoring and resilient design.

Answer by AI

Clarify requirements.
Draw the traffic path.
Address failure handling.

Q: What would you do if you discovered a security policy breach?

A: Protect evidence, limit harm within your authority, follow the incident process, notify the right owners and document every action.

Answer by AI

Do not investigate beyond authority.
Preserve evidence.
Use the escalation path.