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Top Software Companies in Bristol (111)

Boeing
Aerospace • Information Technology • Software • Cybersecurity • Design • Defense • Manufacturing
33 Offices
170,000 Employees
110 Benefits Hiring Now
Explore New Horizons

A leading global aerospace company and top U.S. exporter, Boeing develops, manufactures and services commercial airplanes, defense products and space systems for customers in more than 150 countries. Our U.S. and global workforce and supplier base drive innovation, economic opportunity, sustainability and community impact. Boeing is committed to fostering a culture based on our core values of safety, quality and...

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Boeing

Boeing's Top Stability & Growth Strengths

Strong Revenue Growth: Revenue is rising year over year, with H1 2026 up 11% and Q1/Q2 growing 14% and 8% respectively, supported by higher commercial-aircraft deliveries. This momentum reflects increased production throughput and broader top-line recovery.

Healthy Cash Flow: Cash generation is improving, as H1 2026 operating cash flow turned positive and free cash flow improved, including a positive result in Q2. This shift indicates better working-capital dynamics alongside rising delivery volume.

Strong Market Position & Advantage: Backlog is at a record level of roughly $715 billion, including more than 6,200 commercial aircraft. This depth of contracted demand provides multi‑year visibility for production and revenue.

SmartBear
Cloud • Internet of Things • Software • App development • Automation
5 Offices
800 Employees
96 Benefits
SmartBear delivers application integrity for modern tech stacks, ensuring continuous, measurable assurance that software

SmartBear delivers application integrity for modern tech stacks, ensuring continuous, measurable assurance that software just works as intended – with governance to operate at AI speed and scale. SmartBear offers deep test automation, API lifecycle management, and observability capabilities. With integrations across the SDLC, it sets a new quality standard for application delivery teams. SmartBear is trusted by more than...

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SmartBear

SmartBear's Top Stability & Growth Strengths

Profitability: Revenue is described as approaching/exceeding a $500M milestone alongside years of revenue and profitability expansion. Leadership also cites revenue and EBITDA more than tripled during a prior tenure, indicating durable earnings power.

Product Line Growth: The portfolio has expanded through acquisitions (e.g., Reflect, Stoplight, QMetry) and ongoing AI-powered releases and integrations. These moves extend capabilities across API lifecycle, testing, and test management to support continued expansion.

Strong Market Position & Advantage: Analyst recognition as a Leader in API management and enterprise testing, coupled with adoption across 32,000+ organizations and major enterprises, signals entrenched positioning. This breadth enhances cross-sell opportunities across core niches.

Immersive
Enterprise Web • HR Tech • Information Technology • Software • Cybersecurity
2 Offices
330 Employees
71 Benefits Hiring Now
Immersive helps organizations continuously prove and improve their cyber resilience to be ready for what's next.

Immersive, the leader in people-centric cyber resilience, helps organizations continuously prove and improve its ability to prevent and respond to cyber threats. Tailored to individual roles, our approach ensures organizations are always ready for an ever-evolving threat landscape, including the opportunities and challenges posed by AI. With a relentless focus on evidence, Immersive provides unmatched visibility into an organization's cyber...

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Immersive

Immersive's Top Stability & Growth Strengths

Strong Revenue Growth: Company filings indicate group turnover rose steadily from 2020 through 2024, with 2024 revenue higher than 2023 and materially above 2020 levels.

Investor Backing & Capital Strength: Funding rounds in 2021–2022 and an additional 2024 investment show continued support from major institutional investors and access to capital.

Market Expansion: Company materials describe service to 400+ organizations, adoption among Fortune 100 enterprises, and operations across the US, UK, and EMEA, indicating broader market reach.

SparkLayer B2B
eCommerce • Software
Bath
26 Employees

We're SparkLayer, we build eCommerce software that helps brands grow their B2B business. SparkLayer was born out of a desire to make the B2B eCommerce experience simpler and more connected for merchants. Our solution is a powerful eCommerce platform that activates feature-rich B2B ordering on major platforms such as Shopify and BigCommerce. Key to our product is connecting the systems...

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SparkLayer B2B
Zellis
HR Tech • Software
9 Offices
1,361 Employees
9 Benefits

With over 50 years'​ experience and almost 2,000 employees, Zellis provides payroll, HR and managed services to UK and Ireland based companies with over 500 employees. We are the largest business of this nature in the UK counting a third of the FTSE 100 as customers, serving over 5 million of our customers'​ employees and processing in excess of 60...

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Zellis

Zellis's Top Stability & Growth Strengths

Strong Revenue Growth: Recent audited and mid‑year updates indicate sustained double‑digit top‑line momentum, with software revenues repeatedly cited as a key contributor. Later disclosures continue to portray growth through FY2025–FY2026.

Investor Backing & Capital Strength: Funds advised by Apax Partners agreed to acquire the group and supported multiple add‑on deals, signaling strong sponsor confidence and access to capital. This backing underpins continued product investment and portfolio expansion.

Strong Market Position & Advantage: Independent analyst recognition (e.g., NelsonHall Leader placements), substantial UK&I processing volumes, marquee enterprise customers, and repeated industry awards indicate durable regional leadership. The company is positioned for complex, large‑scale UK&I payroll and HR needs.

Flexys
Fintech • Payments • Software • Financial Services
Bristol
50 Employees

We specialise in software that improves and automates debt management and collection. We provide our clients with all the tools and data they need, in real time. This helps them to mitigate financial, regulatory and reputational risk. Our clients can create the best debt resolution for each of their customers. This helps them to collect more, faster.

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Flexys
OnSecurity
Software • Cybersecurity • Automation
Bristol
53 Employees

OnSecurity offers CREST-accredited penetration testing, vulnerability management and threat intelligence to customers globally. We help you find and fix the security issues that modern cybercriminals prey on. https://www.onsecurity.io/

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OnSecurity
Parallel Wireless
5 Offices
654 Employees
10 Benefits Hiring Now

At Parallel Wireless, we believe that software has the power to unleash amazing opportunities for the world. We disrupt the ways wireless networks are built and operated. We are reimagining how hardware, software and the cloud work together to change deployment economics for our customers. Our ALL G O-RAN software platform forms an open, secure and intelligent RAN architecture to...

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Parallel Wireless
Scalian
Digital Media • Software
24 Offices
4,366 Employees
4 Benefits

Established in 1989, the Scalian Group has nearly 5,000 employees in France and abroad. It is organized into 3 business lines specializing in Digital Transformation, Digital Systems and Operations Performance. Scalian has activities in France, the United Kingdom, Belgium, Germany, Spain, Canada and the United States.

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Scalian
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Ecologi | B Corp
Information Technology • Software
Bristol
102 Employees

We’re on a mission to inspire and empower businesses to accelerate global action on climate. Our passionate community of over 19,000 businesses and 40,000 members has so far funded over 60 million trees and avoided over 2.5 million tCO2e in just three years of impact. We’re B Corp certified and have been recognised in the top 5% of B Corps...

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Ecologi | B Corp
Edit
Information Technology • Software • Analytics
3 Offices
627 Employees

Edit are future-focused data and technology experts. We set brands up for growth by designing and engineering connected customer experiences. Using the intelligent application of strategy, data and technology, we help B2B and B2C brands improve their marketing, sales and customer service processes – and therefore the pace at which they win, grow and keep customers. We help our clients:...

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Edit
Cogsy
eCommerce • Software
Bristol
2 Employees

Cogsy is an operations platform that makes it easy for DTC brands to always have the inventory they need to grow at the pace they desire. Cogsy’s platform is always on, monitoring your inventory levels and sales at all times. It is constantly calculating your forecasted sales and how much product you’ll need to have in stock at any given moment,...

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Cogsy
Level Access
Social Impact • Software
5 Offices
650 Employees
35 Benefits
End-to-end digital accessibility that empowers every user.

Level Access is the market-leading provider of digital accessibility solutions. Our team has been at the forefront of accessibility innovation for more than 25 years, and we’ve supported thousands of organizations—from Fortune 500 companies to government agencies—to build and maintain digital experiences that work for all users. Our work is fueled by our belief that everyone, regardless of disability, deserves equal...

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Level Access

Level Access's Top Stability & Growth Strengths

Strong Market Position & Advantage: Repeated top-tier analyst recognition (e.g., Forrester Leader in 2023 and 2025; Gartner Market Guide inclusion) signals a durable competitive position among a small cohort of leading providers.

Strong Revenue Growth: Crossing $100M in ARR in 2024 alongside continued Inc. 5000 appearances through 2025 indicates sustained scaling momentum.

Innovation-Driven Growth: Strategic M&A (eSSENTIAL Accessibility merger; UserWay acquisition) expanded platform breadth and automation/AI capabilities central to running programs at scale.

Mobileum
Information Technology • Security • Software • Analytics
32 Offices
1,800 Employees
9 Benefits

Mobileum provides telecom analytics solutions, leveraging AI and data science to connect network and operational intelligence with real-time actions. They empower communication service providers (CSPs) to drive growth, protect revenue, and enhance customer experience through services like roaming management, risk management, and data monetization.

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Mobileum
Picocom
Mobile • Software • Semiconductor
2 Offices
33 Employees

Picocom, the 5G open RAN baseband semiconductor and software specialist, designs and markets open RAN standard-compliant baseband SoCs and carrier-grade software products for 5G small cell infrastructure.

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Picocom
AMI (www.amiplastics.com)
Marketing Tech • Software • Database
Bristol
394 Employees

We are a leading provider of information, market intelligence and conferences for the global plastics industry. Our business is underpinned by our talented people and our unique databases. Our purpose is to provide you with business-critical information enabling you to make the best-informed decisions. You can access this expertise through conferences; industry leading digital magazines; online data products; social media communities;...

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AMI (www.amiplastics.com)
Sanlam Investments UK
Fintech • Software • Financial Services
2 Offices
41 Employees

Sanlam Investments has deep expertise across all key asset classes brought about by years of experience. We focus on harnessing this talent to provide differentiated specialist funds to our clients. Sanlam Investments is an independent boutique asset management business based in the UK. Specialising in providing differentiated strategies to investors, we are the international investment engine for our parent, the Sanlam...

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Sanlam Investments UK
Strava
News + Entertainment • Software • Sports
5 Offices
363 Employees
24 Benefits

Strava is Swedish for “strive,” which epitomizes who we are and what we do. We’re a passionate and committed team, unified by our mission to connect athletes to what motivates them and help them find their personal best. And with billions of activity uploads from all over the world, we have a humbling and audacious vision: to be the record...

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Strava

Strava's Top Stability & Growth Strengths

Strong Market Position & Advantage: Strava is broadly positioned as a category leader in social fitness, with a very large user base and strong habitual use reflected in about 50 million monthly active users. Its community features and global footprint reinforce network effects among runners and cyclists.

Strong Revenue Growth: Reporting in 2025 indicates the company is approaching $500 million in annual recurring revenue and preparing for a U.S. IPO at around a $2.2 billion valuation. Subscription traction and expanding premium features underpin revenue scale.

Innovation-Driven Growth: Recent acquisitions (Runna, The Breakaway) and product investments in routing, integrity systems, and device experiences indicate sustained innovation to deepen training and personalization. Broad integrations across devices and apps extend the platform beyond simple GPS logging.

Alternative Business Funding UK
Fintech • Payments • Software • Financial Services
Pill
9 Employees

Alternative Business Funding provides a free and easy way for SMEs to find finance for their business. Our unique Funder Finder engine allows the business owner to search for available finance without impacting their credit rating. The Government supported platform uses straightforward information to match SMEs with an impressive selection of funders within minutes, offering access to the vast majority...

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Alternative Business Funding UK
MHI Media
AdTech • Agency • Marketing Tech • Software
Bristol
21 Employees

MHI Media is a digital marketing agency, which delivers services, such as cross-platform media buying, email marketing, optimization of conversion rates, in-house graphic designing, etc. MHI Media is a media purchasing company with the objective of providing our customers with complete solutions. For all your internet marketing needs, we aim to be the one-stop-shop. An eCommerce Agency dedicated to eCommerce firms alone....

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MHI Media

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