IT Companies in London

Somniac Security

London

Somniac Security provides enterprise class cyber security solutions as a service, including cloud security, security architecture, compliance, virtual CISO, risk and assurance management, and cyber maturity assessment. They work holistically with clients to improve cyber resilience and support business growth in complex threat environments.

SONA

London

This company delivers an artificial intelligence workforce management platform for large organisations across sectors such as hospitality, hotels, care, retail, and logistics. Its system combines labor demand forecasting, autonomous employee scheduling, core human resources tools, applicant tracking, learning management, real-time analytics, and automated payroll processing.

Songtradr

London

Music licensing marketplace and sync intelligence platform connecting music rights holders with brands.

Sorare

London

Sorare is a blockchain-based fantasy sports platform where users collect, trade and play with ownable digital player cards (NFTs) across football, basketball and baseball, built on Ethereum and Solana.

Sourcegraph UK

London

AI coding platform providing code search, intelligence, and Cody AI assistant across large enterprise codebases.

Spacelift UK

London

Flexible infrastructure orchestration platform for Terraform, OpenTofu, and Pulumi with policy controls and CI/CD.

Spacewell

London

Spacewell provides a smart building software suite that helps organisations manage workplace, energy, and asset operations. It serves facility managers, real estate teams, and building operators seeking to optimise space usage, reduce energy costs, ensure compliance, and improve occupant satisfaction through integrated platforms and AI-driven insights.

Spectral MD

London

AI-powered wound imaging technology helping clinicians predict healing outcomes for burn and diabetic wound care.

Spectral UK

London

Code security platform detecting secrets, misconfigurations, and open-source vulnerabilities in developer workflows (part of CrowdStrike).

Spectro Cloud

London

Spectro Cloud provides Palette AI, a unified platform for designing, deploying and managing AI and cloud-native infrastructure at enterprise scale. The platform supports self-hosted, SaaS and air-gapped deployment options and manages Kubernetes cluster lifecycle across edge, data centre and cloud environments. Offerings include an Inference Launchpad for reducing token costs, a VM Launchpad for virtual machine migration from VMware, and Sovereign AI capabilities for private, compliant AI infrastructure. A government-specific site addresses public sector requirements.

Speedster IT

London

Reliable IT support London & Managed IT Services, fast response, clear SLAs from £25pcm, 24/7 unlimited options, cyber security built‑in.

Spellbind

London

Modern tech consultancy transforming organisations through DevOps, Kubernetes, and cloud-native solutions.

Split.io UK

London

Feature experimentation and delivery platform enabling controlled rollouts, flags, and data-driven feature decisions.

Sponge

London

This organisation provides custom workplace learning solutions, digital learning campaigns, compliance training and learning strategy consulting for corporate clients and large workforces. Its services combine learning science, experience design, bespoke content creation and blended learning programmes to help businesses improve employee skills, performance, cybersecurity awareness and organisational change.

Sprift

London

Property data platform providing instant information reports on any UK property for agents and conveyancers.

Springpod

London

Career exploration and virtual work experience platform connecting students with employers and universities.

Square Root Solutions

London

UK top-rated software development firm with over 10 years' experience building custom solutions for businesses across sectors.

Squirrel AI

London

Squirrel AI provides an intelligent adaptive learning system for students from struggling to advanced levels, using smart tablets and AI to personalise lessons in physical learning centres worldwide. The organisation serves children seeking tailored academic support in maths, science, reading and English through its technology-driven tutoring approach.

Stability AI

London

Multimodal media generation and editing tools designed for the best in the business. No creative challenge too big, no timeline too tight. Get to production with Stability AI, your enterprise-ready creative partner.

STABLELOGIC

London

STACK Infrastructure

London

STACK Infrastructure develops and operates hyperscale data centres and colocation facilities across 24 global markets, with more than 8.5 gigawatts of capacity built and under development and a further 7.5 gigawatts planned. The company provides scalable campus designs with AI and ML density configurations and flexible deployment options including powered land. STACK embeds sustainability practices into its development strategy and serves cloud providers and technology companies requiring predictable, large-scale digital infrastructure.

StackHawk UK

London

DAST and API security testing platform built for developers to find and fix vulnerabilities in CI/CD pipelines.

Stakk

London

Award-winning custom mobile app development agency in London, UK since 2016. Let our team of UK app developers create your native bespoke mobile app for iOS & Android

Starburst UK

London

Data lakehouse analytics platform built on Trino enabling fast SQL queries across distributed data sources.