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Top Security Companies in Sydney (48)

Atlassian
Cloud • Information Technology • Productivity • Security • Software • App development • Automation
Atlassian provides tools to help every team unleash their full potential.

Atlassian creates teamwork solutions for high-performing teams. Our portfolio of collaboration and work management software products includes Jira, Confluence, Trello, Loom and Rovo. More than 300,000 businesses worldwide rely on Atlassian’s technology, including 80 percent of Fortune 500 companies. Our solutions support various business teams and they help organizations plan, track, and deliver their biggest ideas together.

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Atlassian

Atlassian's Top Stability & Growth Strengths

Strong Revenue Growth: Revenue is expanding at strong double‑digit rates across recent quarters and the latest fiscal year, with cloud revenue and ARR also rising. Investor materials and quarterly updates highlight consistent momentum rather than a one‑off spike.

Strong Market Position & Advantage: Independent analyst recognitions position the company as a Leader across multiple core categories, and it serves a very large, global customer base including much of the Fortune 500. This broad market presence supports pricing power, cross‑sell, and durable demand.

Innovation-Driven Growth: Cloud migrations and newly introduced AI capabilities are cited as meaningful tailwinds for adoption and expansion. Product enhancements and platform integrations are associated with larger enterprise deals and a growing backlog of committed revenue.

Zscaler
Cloud • Information Technology • Security • Software • Cybersecurity
32 Offices
8,697 Employees
49 Benefits Hiring Now
Secure, simplify, and transform your enterprise with zero trust.

Zscaler accelerates digital transformation so our customers can be more agile, efficient, resilient, and secure. Our cloud native Zero Trust Exchange platform protects thousands of customers from cyberattacks and data loss by securely connecting users, devices, and applications in any location.

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Zscaler

Zscaler's Top Stability & Growth Strengths

Strong Revenue Growth: Recent results show revenue rising from $1.62B in FY2023 to $2.17B in FY2024, $2.67B in FY2025, and about $3.35B in FY2026, with Q4 FY2026 up 25% year over year. This trajectory, alongside mid‑20% ARR growth, indicates continued expansion rather than a stall.

Healthy Cash Flow: Cash generation is growing, with free cash flow rising to about $779M in FY2026 and a free‑cash‑flow margin near 23%. Non‑GAAP operating metrics, including an ~80% gross margin, underscore operating leverage.

Strong Market Position & Advantage: Industry evaluations list the company as a Leader in the 2026 Gartner Magic Quadrants for both SSE and SASE, with five consecutive years of SSE leadership. Expanding large‑enterprise adoption and thousands of customers support a durable position in its core zero trust/SSE markets.

Snyk
Artificial Intelligence • Cloud • Information Technology • Security • Software • Cybersecurity • Data Privacy
12 Offices
1,000 Employees
107 Benefits
Snyk helps organizations build fast and stay secure in the age of AI.

Snyk, the leader in secure AI software development, empowers organizations to build fast and stay secure by unleashing developer productivity and reducing business risk. The company’s AI Trust Platform seamlessly integrates into developer and security workflows to accelerate secure software delivery in the AI Era. Snyk delivers trusted, actionable insights and automated remediation, enabling modern organizations to innovate without limits....

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Snyk

Snyk's Top Stability & Growth Strengths

Resilient & Sustainable Growth: Revenue and ARR continued to rise, with ARR surpassing $300M by 2025 and revenue increasing in 2024. Feedback suggests growth has moderated from earlier hypergrowth into a steadier, efficiency‑focused trajectory while the customer base expanded to 4,500+.

Product Line Growth: Snyk Code reached $100M in ARR and newer offerings such as DAST and AI‑focused products (e.g., Evo) showed strong momentum. These developments indicate the platform is extending beyond its original core into additional security categories.

Market Expansion: Enterprise adoption intensified, with that segment driving a large share of new additions and AI security opening fresh routes to demand. Customer counts grew materially from 2024 into 2025, signaling broader market reach.

CrowdStrike
Cloud • Computer Vision • Information Technology • Sales • Security • Cybersecurity
25 Offices
11,000 Employees
84 Benefits Hiring Now
Define your future at CrowdStrike.

CrowdStrike has redefined security with the world’s most advanced cloud-native platform that protects and enables the people, processes and technologies that drive modern enterprise. Tested and proven, the world's largest organizations trust CrowdStrike to stop breaches with unparalleled protection against the most sophisticated cyberattacks. The CrowdStrike culture has been built upon our Core Values since the day we began. We...

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CrowdStrike

CrowdStrike's Top Stability & Growth Strengths

Strong Revenue Growth: Revenue and annual recurring revenue are increasing at a robust pace, with recent quarters showing re-acceleration and a raised full‑year outlook. This momentum is supported by record net new recurring business and continued customer and module expansion.

Healthy Cash Flow: Operating and free cash flow are at record levels for recent periods, underscoring strong cash generation alongside growth. Liquidity is reinforced by scaling cash from operations as the platform expands.

Profitability: GAAP profitability has improved from prior losses to positive territory, with operating leverage trending upward. This shift indicates improving economics as scale increases.

SolarWinds
Information Technology • Security • Software
16 Offices
2,299 Employees
37 Benefits Hiring Now

SolarWinds is a leading provider of powerful and affordable IT management software. Our products give organizations worldwide—regardless of type, size, or complexity—the power to monitor and manage their IT services, infrastructures, and applications; whether on-premises, in the cloud, or via hybrid models. We continuously engage with technology professionals—IT service and operations professionals, DevOps professionals, and managed services providers (MSPs)—to understand...

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SolarWinds

SolarWinds's Top Stability & Growth Strengths

Profitability: FY2024 results showed expanding margins and strong adjusted EBITDA into Q4. This indicates solid earnings quality that can fund continued product and go-to-market investment.

Resilient & Sustainable Growth: Public disclosures indicate modest year-over-year growth in revenue and ARR, supported by a predominantly recurring revenue base. Subscription ARR increased rapidly, reinforcing the shift toward a steadier subscription-first mix.

Future-Ready Strategy: Leadership is investing in AI-driven Self-Healing IT, a unified observability platform available as SaaS and self-hosted, and continued platform innovation. A refreshed global partner program and ongoing analyst recognitions in network/cloud observability support a forward-looking posture.

Lockheed Martin
Aerospace • Security • Cybersecurity • Industrial
31 Offices
108,588 Employees
48 Benefits

Customer Focus, Innovation and Purpose are Built Into Everything We Do. Lockheed Martin. Your Mission is Ours ™. Headquartered in Bethesda, Maryland, Lockheed Martin is a global security and aerospace company principally engaged in the research, design, development, manufacture, integration and sustainment of advanced technology systems, products and services.

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Lockheed Martin

Lockheed Martin's Top Stability & Growth Strengths

Strong Market Position & Advantage: Independent rankings place the company at No. 1 globally and it leads major air and missile defense portfolios such as Aegis BMD and PAC‑3, reinforcing competitive advantage. Broad adoption of the F‑35 and leadership across four large segments further underpin its position.

Resilient & Sustainable Growth: A record ~$193.6–$194B backlog provides multi‑year revenue visibility across segments. Multi‑year munitions frameworks and planned PAC‑3 production ramps point to sustained demand.

Strong Revenue Growth: Sales rose 6% in 2025 to $75.0B, with segments like Missiles & Fire Control and Aeronautics expanding and guidance indicating further top‑line growth in 2026. Record F‑35 deliveries and new missile/space milestones contribute to the outlook.

Tenable
Security • Software
10 Offices
1,847 Employees
37 Benefits Hiring Now

Tenable®, Inc. is the Cyber Exposure company. Over 30,000 organizations around the globe rely on Tenable to understand and reduce cyber risk. As the creator of Nessus®, Tenable extended its expertise in vulnerabilities to deliver the world’s first platform to see and secure any digital asset on any computing platform. Tenable customers include more than 50 percent of the Fortune...

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Tenable

Tenable's Top Stability & Growth Strengths

Strong Market Position & Advantage: Analyst evaluations consistently recognize the company as a Leader across exposure and vulnerability management, with multi‑year top market‑share placement in its core category. Customer accolades and a broad, unified platform further reinforce competitive positioning.

Resilient & Sustainable Growth: Revenue continues to expand alongside a high recurring mix and rising remaining performance obligations, with recent results tracking ahead of outlook. Full‑year guidance indicates ongoing expansion in 2026, pointing to durable growth even as the pace moderates.

Profitability: Margins and earnings on a non‑GAAP basis improved year over year, and unlevered free cash flow reached new highs. Management also guides to further profit and cash flow gains, indicating strengthening operating leverage.

Cubic Corporation
Aerospace • Payments • Security • Transportation • Cybersecurity
25 Offices
6,000 Employees
14 Benefits

Cubic Corporation (Cubic) is an international provider of systems and solutions that address the mass transit and global defense markets.

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Cubic Corporation

Cubic Corporation's Top Stability & Growth Strengths

Strong Market Position & Advantage: Cubic is repeatedly characterized as a leader in large-scale transit fare collection and as the de facto standard in live air-combat training instrumentation, supported by marquee deployments (e.g., OMNY, Ventra, Opal) and widespread P5CTS fielding. Sole‑source upgrades and longstanding roles on flagship systems reinforce durable competitive advantages in its two core niches.

Market Expansion: Recent awards in both segments—such as USAF IDIQs for additional P5 pods and security upgrades, plus transit wins like SEPTA Key 2.0, OMNY equipment extensions, PATH, and Tasmania—show a growing footprint and multi‑year workload visibility. Product moves like Open Payments on Umo extend fare technology into mid‑sized agencies, broadening the addressable market.

Investor Backing & Capital Strength: A 2025 recapitalization added new liquidity and equity support from sponsors, reduced debt, extended maturities, and targeted substantial interest savings. In early 2026, an upgrade from selective default to CCC‑ with positive CreditWatch followed a deferred interest arrangement, signaling some near‑term financial relief.

Imperva
Big Data • Cloud • Information Technology • Security
30 Offices
1,508 Employees
35 Benefits

Imperva is a cybersecurity leader with a mission to protect data and all paths to it. We protect the data of over 6,000 global customers from cyber attacks through all stages of their digital transformation. Our products are informed by the Imperva Research Lab, a global threat intelligence community, that feeds the latest security and compliance expertise into our solutions.

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Imperva
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Splunk
Big Data • Information Technology • Security • Software • Big Data Analytics
44 Offices
8,062 Employees
42 Benefits

Splunk Inc. (NASDAQ: SPLK) brings data to every question, decision and action to help #TurnDataIntoDoing. Splunk is the world’s first Data-to-Everything™ Platform designed to remove the barriers between data and action, so that everyone thrives in the Data Age. We’re empowering IT, DevOps and security teams to transform their organizations with data from any source and on any timescale. With more than...

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Splunk

Splunk's Top Stability & Growth Strengths

Strong Market Position & Advantage: Analyst assessments across 2024–2025 consistently place Splunk (a Cisco company) in the Leaders tier for SIEM and Observability, with corroboration from Gartner, Forrester, and IDC. Cisco’s acquisition positions Splunk as a core pillar of a broader security and observability platform, reinforcing its competitive footing.

Strong Revenue Growth: Prior to acquisition, Splunk reported increasing total revenue and ARR with faster growth in cloud metrics. Within Cisco, reported gains in Security and Observability product lines are described as being driven in large part by Splunk’s contribution.

Investor Backing & Capital Strength: Cisco’s completion of the Splunk acquisition in March 2024 provides greater scale, distribution, and resources to the business. Cisco’s disclosures highlight a large recurring revenue base associated with Splunk, underscoring durable financial backing.

F5
Cloud • Information Technology • Security • Software
17 Offices
5,847 Employees
40 Benefits Hiring Now

F5 application services ensure that applications are always secure and perform the way they should—in any environment and on any device. F5 (NASDAQ: FFIV) powers applications from development through their entire life cycle, across any multi-cloud environment, so our customers – enterprise businesses, service providers, governments, and consumer brands—can deliver differentiated, high-performing, and secure digital experiences.

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F5

F5's Top Stability & Growth Strengths

Strong Revenue Growth: Recent results show FY2025 revenue up roughly 10% year over year and Q1 FY2026 up 7%, with management raising FY2026 growth guidance to 5–6%. Product momentum includes double‑digit growth and outsized systems strength supporting the topline.

Strong Market Position & Advantage: Multiple analyst recognitions cite F5 as a leader in key segments (e.g., IDC 2024 and KuppingerCole 2025 for WAAP; Dell’Oro market‑share leadership in ADC and broader Application Security & Delivery). Breadth across BIG‑IP, NGINX, and Distributed Cloud supports hybrid/multicloud use cases.

Diversified Revenue Streams: A high recurring mix (e.g., subscriptions and maintenance contributing a majority of revenue in recent disclosures) and sizable deferred revenue provide forward visibility. Revenue is balanced across systems, software subscriptions, and services, reducing reliance on any single stream.

Y Soft
Cloud • Information Technology • Security • Consulting
13 Offices
379 Employees
16 Benefits
Zero, Nada, None. That's how much Print Management you need with Y Soft.

Y Soft is a global tech company that clears the path for businesses to focus on what matters. We’ve got a suite of products that help businesses and their people build better ways of working, including SAFEQ (next-generation printing and scanning), AIVA (test automation), CLERBO (digital employee experience), and our in-house manufactured hardware. Today, tens of thousands of companies around the...

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Y Soft
Mimecast
Information Technology • Security • Software • Consulting
16 Offices
1,916 Employees
42 Benefits Hiring Now

Relentless protection. Resilient world. Mimecast (NASDAQ: MIME) was born in 2003 with a focus on delivering relentless protection. Each day, we take on cyber disruption for our tens of thousands of customers around the globe; always putting them first, and never giving up on tackling their biggest security challenges together. We are the company that built an intentional and scalable design...

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Mimecast

Mimecast's Top Stability & Growth Strengths

Strong Market Position & Advantage: Mimecast is positioned as a leader in email security platforms, supported by repeated Gartner Magic Quadrant Leader placements and a large global customer footprint. The scale of threat processing and breadth of security, archiving, and continuity capabilities reinforce competitive advantage in its core market.

Strong Revenue Growth: Revenue is described as increasing year-over-year through fiscal 2025, with references to record new and expansion revenue gains. Projected net income growth into 2026 is presented as an additional indicator of strengthening financial momentum.

Product Line Growth: The platform is expanding beyond email security into human risk management, insider risk, and collaboration security via acquisitions such as Elevate Security, Code42, and Aware. Ongoing launches like Cloud Integrated Email Security and expanded modules (e.g., DMARC tools, add-ons for archiving/continuity) indicate continued portfolio broadening.

Sparity
Cloud • Information Technology • Security • Consulting
3 Offices
137 Employees

We are a global technology enterprise specialized in providing Digital Transformation and complex technology services to a wide range of enterprises, unicorn startups and social institutions. Established in 2010 with a goal to become a Global Innovation & Development partner. With nearly a decade of experience, we add compelling value through our agile and collaborative approach across your digital value chain. With...

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Sparity
Hack The Box
Security
5 Offices
946 Employees
17 Benefits

Hack The Box is an online platform allowing you to test your penetration testing skills and exchange ideas and methodologies with other members of similar interests. It contains several challenges that are constantly updated. Some of them simulating real world scenarios and some of them leaning more towards a CTF style of challenge. As an individual, you can complete a simple...

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Hack The Box
UpGuard
Security • Cybersecurity
4 Offices
87 Employees
13 Benefits

UpGuard combines third-party security ratings, vendor questionnaires, and threat intelligence capabilities for a complete cyber risk solution.

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UpGuard
Darktrace
Security • Cybersecurity
27 Offices
1,763 Employees
11 Benefits Hiring Now

Darktrace, a global leader in cyber security AI, delivers world-class technology that protects over 5,500 customers worldwide from advanced threats, including ransomware and cloud and SaaS attacks. The company’s fundamentally different approach applies Self-Learning AI to enable machines to understand the business in order to autonomously defend it. Headquartered in Cambridge, UK, the company has 1,500 employees and over 30 offices worldwide. Darktrace...

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Darktrace

Darktrace's Top Stability & Growth Strengths

Strong Market Position & Advantage: Analyst recognitions from Gartner, IDC, and KuppingerCole consistently place Darktrace in the Leader tier for NDR, including a repeat in 2026. This suggests durable competitive positioning in its core detection segment.

Strong Revenue Growth: Company disclosures show double-digit ARR and customer growth through FY2024, establishing momentum heading into the take-private. Trading updates and net retention indicators point to a solid recurring-revenue base prior to reduced reporting as a private company.

Investor Backing & Capital Strength: The completed $5.3B Thoma Bravo acquisition in 2024 provides access to capital and software operating expertise to support roadmap and go-to-market scale. Subsequent acquisitions and U.S. facility expansion reflect sponsor-supported investment in growth.

Vectra AI
Artificial Intelligence • Security • Cybersecurity
12 Offices
460 Employees
33 Benefits

Vectra® is the leader in threat detection and response – from cloud and data center workloads to user and IoT devices. Its Cognito® platform accelerates threat detection and investigation using AI to enrich network metadata it collects and stores with the right context to detect, hunt and investigate known and unknown threats in real time. Vectra offers four applications on...

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Vectra AI
Menlo Security Inc.
Cloud • Security • Cybersecurity
8 Offices
312 Employees
20 Benefits Hiring Now

Menlo Security enables organizations to outsmart threats, completely eliminating attacks and fully protecting productivity with a one-of-a-kind, isolation-powered cloud security platform. It’s the only solution to deliver on the promise of cloud security—by providing the most secure Zero Trust approach to preventing malicious attacks; by making security invisible to end users while they work online; and by removing the operational...

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Menlo Security Inc.
Thales
Artificial Intelligence • Big Data • Information Technology • Security • Software
78 Offices
63,258 Employees
18 Benefits Hiring Now

Thales is a global high technology leader investing in digital and “deep tech” innovations – connectivity, big data, artificial intelligence, cybersecurity and quantum technology – to build a future we can all trust, which is vital to the development of our societies. The company provides solutions, services and products that help its customers – businesses, organisations and states – in...

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Thales

Thales's Top Stability & Growth Strengths

Strong Revenue Growth: Sales increased in 2025 versus 2024, with early 2026 also showing higher sales and management guiding to further organic growth in 2026.

Profitability: Adjusted EBIT rose and margins improved in 2025, indicating strengthening operating performance alongside growth.

Resilient & Sustainable Growth: Record order intake and an order book above €53 billion provide multi‑year visibility, and a book‑to‑bill above 1 with reaffirmed 2026 targets supports continued expansion.

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