Skip to main content

Help us improve the Digital Marketplace - send your feedback

JUMPSEC LIMITED

API Penetration Testing

Security testing of web and mobile APIs to identify authentication weaknesses, broken authorisation, injection points and data exposure across REST, GraphQL and similar interfaces.

Features

  • Manual testing of REST, GraphQL, other APIs
  • Focus on auth, tokens, authorisation logic.
  • Abuse test rate limits, mass assignment, data exposure.
  • Review error handling and debug output.
  • Map sensitive data flows between services.
  • Review OAuth, JWT, key management practice.
  • Provide exploit replay steps and evidence.
  • Supply remediation advice aligned to your frameworks.

Benefits

  • Protect sensitive data moving system-to-system.
  • Prevent silent leakage through permissive endpoints.
  • Reduce fraud and automated abuse risk.
  • Give engineers clear secure API expectations.
  • Support safer supplier and partner integration.
  • Build trust in public or partner APIs.
  • Meet compliance for regulated data in transit.
  • Ask: can outsiders query data they should never see?

Pricing

Service documents

Request an accessible format
If you use assistive technology (such as a screen reader) and need versions of these documents in a more accessible format, email the supplier at bids@jumpsec.com. Tell them what format you need. It will help if you say what assistive technology you use.

Framework

G-Cloud 15

Service ID

1 1 6 0 2 6 8 1 9 0 0 0 3 5 8

Contact

JUMPSEC LIMITED Andy Roberts
Telephone: 0333 939 8080
Email: bids@jumpsec.com

About the service

Service categories

Cloud Support Services

Security Services

  • Security risk management
  • Security design
  • Security audit services
  • Security quality assurance (QA) and testing

Service scope

Service constraints
We require test credentials, API documentation and stable test endpoints.
Unauthorised mass data extraction from live production is out of scope.
Source code changes and secure SDLC uplift are separate services.

User support

Email or online ticketing support
Yes
Support response times
Typical Response time is less than 1 hour during Normal Business Hours.
Consultants are aligned on a project-by-project basis with direct access to the client.
Direct contact with the consultant can be made by phone or the preferred communication/messaging channel.
Delivery Management / Project Co-ordination reachable by email /phone/messaging - see Service Description.
User can manage status and priority of support tickets
No
Phone support
Yes
Phone support availability
9 to 5 (UK time), Monday to Friday
Web chat support
No
Support levels
Typical Response time is less than 1 hour during Normal Business Hours.
Consultants are aligned on a project-by-project basis with direct access to the client.
Direct contact with the consultant can be made by phone or the preferred communication/messaging channel.
Delivery Management / Project Co-ordination reachable by email /phone/messaging - see Service Description.

Supplier type

Supplier type
Not a reseller

Staff security

Staff security clearance
Conforms to BS7858:2019
Government security clearance
Security Clearance (SC)

Pricing

Discount for educational organisations
No

Architecture roles

Security architect
Role level UK Rate Offshore Rate
Security architect £1,250.00
Lead security architect £1,550.00
Principal security architect £1,750.00

Cyber security roles

Cyber security audit and assurance
Role level UK Rate Offshore Rate
Lead cyber security audit and assurance £1,150.00
Principal cyber security audit and assurance £1,650.00
Cyber security governance and risk management
Role level UK Rate Offshore Rate
Associate cyber security governance and risk manager £1,150.00
Lead cyber security governance and risk manager £1,450.00
Principal cyber security governance and risk manager £1,650.00
Cyber security incident response
Role level UK Rate Offshore Rate
Associate cyber incident response £1,400.00
Lead cyber security incident response £1,500.00
Principal cyber security incident response £2,450.00
Cyber security vulnerability management
Role level UK Rate Offshore Rate
Associate cyber security vulnerability management £1,150.00
Lead cyber security vulnerability management £1,300.00
Principal cyber security vulnerability management £1,650.00
Cyber security digital forensics
Role level UK Rate Offshore Rate
Associate cyber security digital forensics £1,400.00
Lead cyber security digital forensics £1,500.00
Principal cyber security digital forensics £2,450.00
Cyber security testing
Role level UK Rate Offshore Rate
Associate cyber security testing £1,150.00
Lead cyber security penetration testing £1,450.00
Principal cyber security testing £1,750.00
Cyber security secure design
Role level UK Rate Offshore Rate
Associate cyber security secure systems architecture and design £1,250.00
Lead cyber security secure systems architecture and design £1,550.00
Principal cyber security secure systems architecture and design £1,750.00

Product and delivery roles

Delivery manager
Role level UK Rate Offshore Rate
Associate delivery manager £500.00
Delivery manager £700.00
Senior delivery manager £900.00
Programme delivery manager
Role level UK Rate Offshore Rate
Programme delivery manager £800.00

Standards and certifications

ISO/IEC 27001 certification
Yes
ISO/IEC 27001 accredited by
British Assessment Bureau
ISO/IEC 27001 accreditation date
Wednesday 11 June 2025
What the ISO/IEC 27001 doesn’t cover
N/a
ISO 28000:2022 certification
No
ISO 9001 certification
Yes
ISO 9001 certification accredited by
British Assessment Bureau
ISO 9001 accreditation date
Wednesday 11 June 2025
What the ISO 9001 doesn’t cover
N/a
Quality management systems (QMS)
Yes
CSA STAR certification
No
PCI certification
No
Cyber essentials
Yes
Cyber Essentials Certificate Number
Ff15ec0d-1d5e-4e13-8bbd-dc59148e1893
Cyber essentials plus
Yes
Cyber Essentials Plus Certificate Number
59682a3d-b7a2-486a-805a-26c964e7c1b6
Other security certifications
Yes
Any other security certifications
CREST Membership

Social value

Mission: Kick start economic growth

To secure the highest sustained growth in the G7 - with good jobs and productivity growth in every part of the country making everyone, not just a few, better off.

Policy Outcome 1: Fair work: That offers fair wages and good working conditions. Help people get a job, stay in work, and progress in their careers, with good employment opportunities across the country. Notes: Where there is a large proportion of labour costs in the contract, commercial teams should consider MAC in Outcome 1 as a priority

  • Activities that support an environment where staff are educated about and feel empowered to report and address bullying and harassment

Policy Outcome 2: Skills for growth: Supporting growth sectors and addressing skills gaps.

  • Understanding of employment and relevant skills issues, and of the education and training issues relating to the contract. Illustrative examples: demographics, skills shortages, new opportunities in high growth sectors, geographic/local community and skills/employment challenges
Mission: Break down barriers to opportunity

By reforming our childcare and education systems, to make sure there is no class ceiling on the ambitions of young people in Britain

Policy Outcome 7: Creating a pipeline of opportunities: For the contract workforce, reducing barriers to entry for under-represented groups.

  • Creation of outreach activities to create a pipeline of employees for the future contract delivery

Service documents

Request an accessible format
If you use assistive technology (such as a screen reader) and need versions of these documents in a more accessible format, email the supplier at bids@jumpsec.com. Tell them what format you need. It will help if you say what assistive technology you use.