The Tech Companies to Watch 2026

WunderGraph builds Cosmo, an open-source GraphQL federation platform that helps platform teams compose multiple APIs into a single supergraph, manage schemas and collaborate at scale. In March 2025 it raised a $7.5m Series A led by Karma Ventures. With strong OSS roots and users like eBay, it’s a great fit for engineers into developer tooling, distributed systems and modern API infrastructure.

• Fundment is a wrap investment platform for financial advisers, combining custody, discretionary investment management, adviser tools and client portals into one regulated system. In January 2025 it announced a £45m Series C led by Highland Europe, subject to FCA approval. Growing 71%, it’s appealing to engineers who want to work on complex fintech platforms, compliance-heavy systems and long-term investing tech.

incident.io builds an incident management platform that unifies on-call scheduling, incident response and status pages in one workflow. It integrates deeply with monitoring tools and uses automation and AI to reduce resolution time. Backed by a Series B in April 2025, it’s a strong option for engineers interested in SaaS, DevOps tooling, reliability engineering and building products for highly technical users.

Engine by Starling is the SaaS arm of Starling Bank, providing cloud native banking platforms to financial institutions worldwide. Built on modern microservices and API-first architecture, it enables banks to launch and scale faster. Backed by heavy investment from Starling, it’s growing fast and offers engineers the chance to work on high-scale fintech infrastructure, strong engineering culture and products with real global ambition.

DuckDuckGo is a privacy-first search engine and browser that lets people browse without being tracked. Its products focus on private search, tracker blocking and built-in privacy protections. Funded through a Series D round, it’s a strong choice for engineers motivated by privacy, security and consumer software that challenges ad-driven business models while operating at global scale.

TransFICC provides low-latency connectivity and workflow automation for fixed income and derivatives trading through a unified API. In April 2025 it raised $25m in Series B funding to scale its platform. It’s ideal for engineers who enjoy performance-critical systems, complex financial markets and building infrastructure that simplifies fragmented, high-stakes trading environments.

• 9fin is an AI-powered research and analytics platform for debt capital markets, helping professionals analyse deals, pricing and credit risk faster. In December 2024 it raised a $50m Series B led by Highland Europe and is growing at 49%. It’s a strong option for engineers combining data, AI and finance, working on models that influence real investment decisions.

• Prolific is a research platform that helps teams recruit participants for online studies, with a focus on high-quality data and fair pay. Used across academia, industry and AI research, it’s grown 62%. Engineers work on marketplace dynamics, trust and safety, fraud prevention and scalable data infrastructure, making it appealing for those interested in ethical platforms and data-heavy systems.

• Fresha is a global beauty and wellness platform offering booking, payments and business tools for salons and spas, plus a consumer marketplace. In August 2024 it secured a $31m facility from J.P. Morgan and is growing at 33%. Engineers here work on high-volume marketplaces, payments and consumer SaaS, with real-world scale across millions of appointments.

Skin Analytics builds AI software for dermatology triage, helping clinicians identify benign cases early and prioritise potential cancers. In April 2025 it raised a Series B and later received a conditional NICE recommendation for NHS use. Growing 17%, it’s ideal for engineers interested in applied AI, healthcare regulation and building technology with measurable clinical impact.

• TreasurySpring is a cash investment platform that lets companies access diversified cash products through a single digital portal. In March 2025 it launched integrated currency conversion to support multi-currency treasury needs. Growing 38% and backed by Series B funding, it’s a good fit for engineers focused on B2B fintech, risk systems and financial infrastructure.

• The Modern Milkman is a doorstep grocery delivery service best known for milk in reusable glass bottles. Customers manage recurring orders via app or web, while the business focuses on local supply chains and sustainability. Backed by Series C funding and growing 12%, it’s appealing for engineers working on logistics, commerce platforms and tech with an environmental mission.

Attio is an AI-native CRM built for modern go-to-market teams, offering flexible data models and automation instead of rigid legacy workflows. In August 2025 it announced a $52m Series B led by GV. Engineers work on data modelling, applied AI and scalable SaaS systems, making it attractive for those building the next generation of internal business tools.

Pinpoint is an applicant tracking system designed to support flexible, custom hiring processes while keeping teams aligned. It covers hiring end-to-end, from planning to onboarding, and integrates with broader HR stacks. Backed by Series A funding in 2024, it’s a solid option for engineers interested in B2B SaaS, workflow design and building products used across organisations.

Circuit Mind develops AI software that helps electronics engineers design and redesign circuits in minutes rather than weeks. Backed by Series A funding in 2024, it applies machine learning and optimisation to real-world hardware problems. It’s a strong fit for engineers interested in applied ML, computational design and tools that directly accelerate physical engineering workflows.

Motorway is an online car-selling marketplace where verified dealers bid for vehicles, offering sellers competitive prices and fast payment. It raised $190m in Series C funding in 2021 led by Index Ventures and ICONIQ. Engineers work on marketplaces, pricing systems and consumer fintech flows, making it appealing for those building high-scale transaction platforms.

• Diesta is an insurance payments platform that automates premium reconciliation and settlement across insurers, brokers and banks using a unified financial ledger. Backed by seed funding in 2024 and growing 80%, it’s positioned as core infrastructure for insurance operations. Engineers here work on payments, reliability and complex financial workflows in insurtech.

Capsa AI describes itself as an AI operating system for private capital, structuring internal and external data for sourcing, due diligence and portfolio monitoring. Backed by Antler in 2024 and growing 50%, it’s ideal for engineers working with LLMs, knowledge systems and enterprise automation in data-heavy investment environments.