21638 - Polygraph Examiner - Public Protection Community - London Probation Service


Company:	Ministry of Justice
Salary:	£46,746 to £48,760 a year
Hours:	Full-time
Location:	London, SE1 1JD
Working pattern:	Hybrid - 1 day remote
Job type:	Permanent
Posting date:	2 Sept 2026
Closing date:	16 Sept 2026

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Summary

Overview of the job

To contribute as a member of the public protection team and assist in the risk assessment of sexual offenders. Polygraph examiners will operate as members of public protection teams but will work collaboratively with offender management teams with in the NPS. Examiners testing terrorist offenders will work within the NPS Counter-Terrorism Units.

Summary

Polygraph examinations will be the priority work of polygraph examiners

During periods of low demand for polygraph testing nationally they may be required to carry out other duties. Any additional work that polygraph examiners carry out, must not be with any offenders that they will be polygraph testing. Additional duties could be any of the following: holding a small caseload, programme facilitation (if currently employed delivering community sex offender treatment programmes), presentence report writing.

As such, a polygraph examiner can be expected to take on one or more of the following roles for the type of offender indicated.

Role Type of offender

Offender Manager All types

Preparation of Pre-sentence reports All types

Community Sex Offender Facilitator Sexual offenders

Responsibilities, Activities & Duties

The role outline is dynamic and the job holder will be required to carry out the following responsibilities, activities and duties:

• As a qualified polygraph examiner, carry out polygraph examinations on all high risk offenders according to their licence condition and based on referrals from the supervising officer and according to the American Polygraph Association rules. These will include sexual offenders, domestic abuse perpetrators and terrorist offenders and any other offender type that may, at a later date and according to legislation be mandatorily tested.

• Carry out pre polygraph examination interviews in accordance with the American Polygraph Association rules

• Carry out polygraph examinations following a referral from the supervising officer on all offenders who are subject to the required licence condition on any discretionary cases.

• Carry out post polygraph examination interviews according to the American Polygraph Association rules

• Craft polygraph examination questions in full collaboration with the supervising officer

• Notify the supervising officer of any offenders subject to the polygraph licence condition of any failures to attend or comply with instructions in accordance with the licence conditions

• Contribute to discussions regarding risk assessment and management

• Prepare a post polygraph examination written report on the results of the polygraph examination in accordance with the American Polygraph Association rules

• Promote the use of polygraph examinations within the NPS

• Provide briefings and presentations on the use of the polygraph examination to the NPS and other Government Departments as required

• Answer queries regarding the use of the polygraph examination to offender managers and senior managers within the NPS

• Cover for other polygraph examiner colleagues in other NPS Divisions during periods of leave, sickness or any other absence

Offender Manager and Pre-sentence report preparation

This includes offender management, preparing pre sentence reports and group work. Prepare sentence plans, implement and/or oversee interventions, review and evaluate

• Supervise and motivate those under supervision in accordance with sentence plan.

• Ensure contact is maintained with offenders in accordance with National Standards.

• Maintain contact with offenders in custody.

• Follow enforcement procedures and initiate enforcement action as necessary.

• Enter all appropriate offender information onto computer records in accordance with National Standards and local procedures.

• Refer to other agencies as necessary.

• Assess and manage cases in line with the relevant policies and procedures e.g.

safeguarding; MAPPA in order to ensure effective management of risk and reduction in offending.

• Allocate interventions, as appropriate, to offender manager/supervisor in accordance with local procedures; provide advice and guidance, as necessary.

• Ensures service delivery reflects the Probation Service Equality of Opportunity and anti-racism policies.

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