Mrs Charlotte Ellis
June 2026
My son was at Westminster sitting Cambridge Pre-U Computer Science and applying to Cambridge for Maths. ComboTutors matched him with a STEP and TMUA examiner wh...
Online 1-to-1 AP Computer Science tutoring for London families. Specialist tutors aligned to your child's exam board, school scheme of work and the United Kingdom academic calendar.
94%
achieve target grade or higher
+1.8
average grade improvement
10+
years average tutor experience
Free
first trial lesson
From GBP 45/hour (vs GBP 60–120/hour typical for London independent-school tutors) · First lesson free · cancel anytime
Why London students
London's AP cohort is small and concentrated — ACS International at Cobham, Egham and Hillingdon plus TASIS England at Thorpe are the two anchor American-curriculum providers, with a thin layer of self-study candidates from independent day schools running AP Computer Science alongside A-Level. The competitive reality for London AP families is sharp: Common App readers compare a London applicant's AP Computer Science score against US-based feeder schools, so a 4 or 5 is effectively the floor for top-30 admissions and an absolute floor for Ivy League. Layer in the UCAS Oxbridge cycle — October submission, TMUA / ESAT / MAT in November, December and January interviews — and the family is running two admissions calendars in parallel. Our London AP Computer Science tutors are matched to the exact College Board Course and Exam Description, with weekly FRQ drills planned around each school's internal AP review week and the May exam window — and brief on UCAS predictions where the student is sitting both systems.
Exam boards we cover
The standard AP Computer Science course offered to ACS International (Cobham, Egham, Hillingdon) and TASIS England at Thorpe — the two anchor American-curriculum schools serving London families, plus self-study candidates from independent day schools students and self-study candidates from London preparing US university applications.
Syllabus coverage
Our AP Computer Science tutors cover the full specification with extra depth on the topics where London students most consistently lose marks.
Primitive types, operators, control flow and Strings.
Classes, objects, inheritance and polymorphism.
1D, 2D arrays, traversals and standard algorithms.
Recursive methods, base cases and tracing recursion.
Selection, insertion, merge sort, binary search.
Abstract classes, interfaces and the Object class.
Magpie, Picture, Elevens and Steganography labs.
AP CSA FRQ (4 questions) and MCQ drilling.
We work with students at leading AP institutions across London.
What we fix
How we fix it:The Oxbridge cycle for London Computer Science candidates runs October UCAS submission, TMUA / MAT / ESAT / NSAA / PAT / LNAT / HAT in November, December and January interviews, and STEP I/II/III in June for Cambridge Maths. We layer admissions-test preparation into the Computer Science plan from Year 12, with weekly TMUA / MAT / STEP / ESAT drills and full mock interviews against examiners who have sat the panels.
How we fix it:Westminster, St Paul's, City of London, Highgate, Latymer Upper, KCS Wimbledon and North London Collegiate all feed off the ISEB Common Pre-Test (CAT4 + bespoke) at 10 plus 11+ interview, and the 13+ Common Entrance window. We run Computer Science pre-test and 13+ Common Entrance prep mapped against each target school's published bespoke paper style — not a generic 11+ booklet.
How we fix it:Inside Westminster, St Paul's, KCS Wimbledon, Highgate and North London Collegiate, the Computer Science cohort is already at the top of the national distribution before tuition starts. Our tutors are practising examiners or Oxbridge graduates who lift students from a strong A* baseline to interview-ready synoptic depth — not from "passing" to "passable."
How we fix it:London's top independents do not converge on a single exam board: Westminster runs CIE Pre-U / A-Level; St Paul's sits CIE and Edexcel; KCS Wimbledon runs A-Level and IB DP; Highgate sits AQA and OCR; Latymer Upper sits AQA; Eton has dropped GCSE for Pre-U and IB. We match the Computer Science tutor to the exact board and school, never a generic A-Level specialist.
How we fix it:Top London independent-school tutoring routinely sits at GBP 60–120/hour and rising. We deliver examiner-level Computer Science tuition from GBP 45/hour by running online — the same Westminster, St Paul's and KCS Wimbledon-trained tutors, without the in-person Knightsbridge premium.
Why ComboTutors
Our London Computer Science tutors run weekly admissions-test drills (TMUA, MAT, ESAT for Imperial, STEP I/II/III for Cambridge Maths, PAT, NSAA, LNAT, HAT, MLAT) and full mock interviews against Oxbridge-graduate examiners — the precise pipeline Westminster, St Paul's and KCS Wimbledon Year 13 students need to convert predictions into offers.
We cover CIE Pre-U (Westminster), CIE / Edexcel (St Paul's), AQA / OCR (Highgate, Latymer Upper), IB DP (KCS Wimbledon, ACS, Southbank, Halcyon), College Board AP (ACS, TASIS England) and the Mander Portman Woodward (MPW), Ashbourne College and Westminster Tutorial College sixth-form retake / accelerated pathway — one provider for every London Computer Science route.
Independent-school in-person Computer Science tuition across Westminster, Kensington, Hampstead and Wimbledon routinely runs GBP 60–120/hour. Our online 1-to-1 model delivers the same examiner-quality London tutor — practising Cambridge / Edexcel / AQA / OCR markers and Oxbridge graduates — from GBP 45/hour, with no commute time eating the lesson.
June 2026
My son was at Westminster sitting Cambridge Pre-U Computer Science and applying to Cambridge for Maths. ComboTutors matched him with a STEP and TMUA examiner wh...
June 2026
We moved our daughter from a state grammar to King's College School Wimbledon's IB Diploma stream mid-cycle and she had real gaps in HL Computer Science. The Co...
June 2026
I was a Year 13 at St Paul's sitting Edexcel Computer Science A-Level and applying to Oxford. ComboTutors put me with a practising Edexcel examiner who also run...

June 2026
My daughter was struggling with IB Mathematics HL and had almost given up hope of getting a 7. After just two months of weekly sessions with her ComboTutors tut...

June 2026
My son started tutoring for A-Level Physics about three months before his exams. His tutor was incredibly patient and broke down complex topics like electromagn...

June 2026
We needed help with GCSE Science for my son who found chemistry particularly challenging. His tutor made the sessions engaging and relatable—using real-world ex...
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98%
Student Improvement Rate
4.97
Average Rating
1,200+
Families Supported
Since 2020
Academic Excellence
AP Computer Science in London
Westminster School runs Cambridge International A-Level and Cambridge Pre-U for Computer Science at sixth form; St Paul's sits CIE and Edexcel; KCS Wimbledon runs A-Level alongside IB Diploma; Highgate sits AQA and OCR; Latymer Upper sits AQA. Our London AP Computer Science tutors are matched to the exact specification — including Cambridge Pre-U Principal Subject papers — your child's school uses.
Yes. We prepare London students for the ISEB Common Pre-Test (CAT4 + bespoke) at 10+/11+ and the 13+ Common Entrance Computer Science paper for Westminster, St Paul's, City of London, King's College School Wimbledon, Highgate, Latymer Upper, North London Collegiate, Notting Hill & Ealing and Habs Boys'/Girls'. Each plan is mapped to the target school's published paper style, not a generic 11+ workbook.
From Year 12 we run weekly TMUA, MAT, ESAT (Imperial and Cambridge), NSAA, PAT, BMAT, LNAT, HAT, MLAT and OLAT drills alongside AP Computer Science content, plus STEP I/II/III specialist sessions for Cambridge Maths offers. December and January interview windows are covered by full mock-interview cycles against Oxbridge-graduate examiners. Sessions are timed against the October UCAS Oxbridge deadline and November admissions-test sitting.
Yes — our London IB Diploma Computer Science tutors cover ACS International (Cobham, Egham, Hillingdon), Southbank International (Westminster and Hampstead), Halcyon London International (Marylebone), King's College School Wimbledon's IB stream and Sevenoaks School for commuter families. We match by HL vs SL track, IA and EE deadline against each school's published calendar, and the May exam window. AP families at ACS and TASIS England are covered against the College Board Course and Exam Description.
All ComboTutors AP Computer Science lessons for London families are online 1-to-1 in UK time (GMT/BST). This avoids the Westminster, Kensington, Hampstead/Highgate, Hammersmith/Fulham and Wimbledon/Putney commute, and lets families across every borough access the same examiner-quality tutors at GBP 45/hour — well below the GBP 60–120/hour London independent-school in-person rate.
Yes. Mander Portman Woodward (MPW) in South Kensington, Ashbourne College in Kensington and Westminster Tutorial College are core London routes for AP Computer Science retakes, accelerated A-Level and sixth-form transfer at 16+. We tutor against the MPW / Ashbourne scheme of work, retake-cycle resits and the UCAS Adjustment / Clearing timeline.

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