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London conferences

60 events catalogued in London, 59 forthcoming across 2026 and 2027, 1 prior. Click any entry for the full editorial profile: speakers, sponsors, sessions, cross-event company graph.

The best London conferences in 2026 and 2027

Data as of October 8, 2026

10 picks from 59 upcoming London conferences, ranked by verified program depth: the speakers and sponsors each event publishes on its own site. How we verify.

At a glance
#ConferenceDatesWhereSpeakersSponsorsBest for
1The Business Show 2026November 11, 2026London, GB148177Seeing the vendor landscape
2London Build 2026November 25, 2026London, GB21215Networking at scale
3Umbraco UK Partner Summit 2026October 15, 2026London, GB33265Seeing the vendor landscape
4Open Banking Expo UK & Europe 2026October 13, 2026London, GB10492Seeing the vendor landscape
5CTO Craft Con: Fintech 2026November 2, 2026London, GB11318Meeting senior decision-makers
6AFSIC – Investing in Africa 2026October 13, 2026London, GB43126Meeting senior decision-makers
7AI Creative SummitNovember 11, 2026London, GB1009A broad program of sessions
8droidcon London 2026December 10, 2026London, GB9029A broad program of sessions
9White & Private Label Expo - London 2026November 11, 2026London, GB31137Meeting senior decision-makers
10Best Defence Conference 2026October 20, 2026London, CA6833A broad program of sessions
  1. 1
    The Business Show 2026November 11, 2026

    London, GB·148 voices, 177 sponsors

    Best forSeeing the vendor landscape

    148 speakers, 51% at VP level or above. Sponsors include DevIT Jobs, Alibaba.com and Dell. 112 exhibitors.

    Track
  2. 2
    London Build 2026November 25, 2026

    London, GB·212 voices, 15 sponsors

    Best forNetworking at scale

    212 speakers, 15% at VP level or above. Sponsors include Women in BIM, ADF Web Magazine and Archetech - MH Magazine. 10 exhibitors.

    Track
  3. 3

    London, GB·33 voices, 265 sponsors

    Best forSeeing the vendor landscape

    33 speakers. Sponsors include Embrace, Emergent Software and manifesto.

    Track
  4. 4

    London, GB·104 voices, 92 sponsors

    Best forSeeing the vendor landscape

    104 speakers, 37% at VP level or above. Sponsors include Cisco, HSBC and Barclays. 34 exhibitors.

    Track
  5. 5

    London, GB·113 voices, 18 sponsors

    Best forMeeting senior decision-makers

    113 speakers, 72% at VP level or above. Sponsors include DX, SonarSource and Octopus Deploy.

    Track
  6. 6

    London, GB·43 voices, 126 sponsors

    Best forMeeting senior decision-makers

    43 speakers, 62% at VP level or above. Sponsors include Absa, FSD Africa and FSDAfrica.

    Track
  7. 7
    AI Creative SummitNovember 11, 2026

    London, GB·100 voices, 9 sponsors

    Best forA broad program of sessions

    100 speakers, 47% at VP level or above. Sponsors include AWS, HP and Aimici.

    Track
  8. 8
    droidcon London 2026December 10, 2026

    London, GB·90 voices, 29 sponsors

    Best forA broad program of sessions

    90 speakers. Sponsors include Stripe, Firebase and Licel. About 1,000 attendees expected.

    Track
  9. 9

    London, GB·31 voices, 137 sponsors

    Best forMeeting senior decision-makers

    31 speakers, 46% at VP level or above. Sponsors include Dubai Commercity, DevITjobs and Alibaba.com.

    Track
  10. 10

    London, CA·68 voices, 33 sponsors

    Best forA broad program of sessions

    68 speakers, 48% at VP level or above. Sponsors include BDC, Federal Fleet Services and ARA Robotics Inc.. About 1,806 attendees expected.

    Track

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Questions

About London conferences

What are the best London conferences in 2026?
Ranked by how many speakers and sponsors each event lists on its own site, the top three are The Business Show 2026 (November 11, 2026, London, GB), London Build 2026 (November 25, 2026, London, GB) and Umbraco UK Partner Summit 2026 (October 15, 2026, London, GB). The ranking above covers 10 events out of 59 upcoming London conferences we track.
Which London conference has the most sponsors?
Umbraco UK Partner Summit 2026 lists 265 sponsors, the most of any upcoming London conference we track. It runs October 15, 2026 in London, GB.
When is the next London conference?
Decorex 2026 is next, on October 11, 2026 in London, GB.
Which London conferences are accepting speakers?
Calls for speakers are open at Capacity Europe 2026 (until October 12).
How is this list ranked?
By verified program depth: the number of speakers and sponsors each conference publishes on its own website, which we re-check against the source. No event pays to appear in this ranking.