Earned on completion of Phase 1 training. Title can also be Trooper, Gunner, Signaller, Sapper, Guardsman, Rifleman or Kingsman depending on Corps/Regiments. The only responsibilities these have is to follow orders and care for both themselves and their peers.

NCO's
Lance corporal -          

Rank may be earned on completion of Phase 2 training or after about 3 years as private.
They supervise a small team of up to 4 called a fire team. they also have opportunities to specialise.

Corporal -       

Typically earned after 6-8 years of service, depending on leadership ability. Additional trade and Instructor qualifications can be gained. Corporals are also given command of more soldiers and equipment such as a section, tank or guns.

Sergeant -           

Typically earned after 10-12 years of service and is a senior role of responsibility. They assist and advise Junior Officers and usually command a troop or platoon of soldiers of up to 35 soldiers.

Staff sergeant -         

Typically earned after 14 years of service. SSGT's is a senior role which combines management of soldiers and resources of around 120 soldiers. they can also be in command of a troop or a platoon.

Warrant Officer Class 2 (Company/Squadron Sergeant Major) -         

This is a senior management role focusing on training, welfare and discipline of a company of about 120 soldiers. They are senior advisors to the Major in command and may also be selected for commission as an officer.

Warrant Officer Class 1 (RSM) -          

This the most senior non-commission rank in the British Army. It is usually earned after 18 years of outstanding service. they advise the Commanding Officer and is responsible for the welfare, discipline and leadership of about 650 officers, soldiers and their equipment. If a WO1 gets commissioned, they gain the rank of Captain.

CO's

2nd Lieutenant -        

Attained when commission is received. normally held for up to 2 years, during which special training is completed relevant to their corps or regiment. Once they have completed the training, they will take command of a platoon or troop of 30 people in training and operations.

Lieutenant -     

This rank is attained after the 2 years as a 2Lt. this rank is usually held for up to 3 years and command a platoon or troop of 30 soldiers. Since they have more experience, they gain more responsibilities and have the opportunity to gain specialised skills outside of their unit.

Captain - 
usually made second in command of a company of about 120 soldiers. They are key in the decision making process, have tactical responsibility, makes sure kit, logistics and manpower is up to scratch.

Major - 
Usually attained after 8-10 years of service. A major will be in command of a company of 120 soldiers and are responsible for the training, welfare, admin (on camp and on operations) and management of equipment

Lieutenant Colonel - 
Commands a unit of about 650 soldiers made up of 4 or 5 companies. Lt Col's are responsible for the military capability, welfare and general discipline and this appointment lasts, typically, 2 years.

Colonel - 
Colonels are not field officers with an exception of the medical corps are the lowest rank of staff officers at battalion/brigade level. They advise the senior officers

Ranks above this are responsible for grander tactics and ensure the effectiveness of the army as a whole.
She secretary of defence is Gavin Williamson.