Java jobs in crypto and blockchain companies

Security Engineer
Chainalysis Careers
The InfoSec team at Chainalysis is focused on maintaining the security and integrity of our solutions. We collaborate with various teams to integrate secure practices into our development processes, build and manage security tools and dashboards, and oversee the security operations and deployment across our products and infrastructure.The Product Security Engineer at Chainalysis is dedicated to maintaining and enhancing the security of our products.. This role involves collaborating with developers to embed security into every stage of the product lifecycle, building custom security tools, automating assessments, and ensuring a robust security posture within our CI/CD pipelines. The Product Security Engineer also leads proactive efforts in vulnerability management, penetration testing, and security reviews to safeguard our products and continuously enhance our security practicesIn this role, you’ll: Conduct penetration testing and security assessments to identify vulnerabilities and ensure robust security measures.Develop and maintain custom security tools and scripts to automate and enhance security processes.Collaborate with development teams to integrate secure coding practices and solutions into both front-end and back-end systems.Review and improve security within CI/CD pipelines, integrating tools like SonarCloud and Wiz for continuous security assurance.Perform security audits and code reviews, offering guidance through pull requests and collaborative sessions.Analyze and address security issues by providing expert advice and actionable solutions to maintain the integrity of applications.We’re looking for candidates who have: Hands-on experience in penetration testing and security assessments, with a strong ability to identify and mitigate vulnerabilities.Excellent communication skills, both verbal and written, for effective collaboration with cross-functional teams.Proficiency with security tools like Burp Suite, Sonarcloud, Jfrog, and Wiz, and the capability to create custom scripts using Python to enhance automation.Proficient coding skills with a focus on security, particularly in Java and/or JavaScript. Alternative languages include Python and Go.Extensive knowledge of cloud security practices, specifically on platforms such as AWS and GCP.Experience integrating security tools into CI/CD pipelines, and a demonstrated ability to automate security testing within development workflows.Nice to have experience:Familiarity with blockchain or cryptocurrency security challenges and solutions.Experience with Infrastructure as Code (IaC), particularly reviewing and securing Terraform code.Certifications such as CISSP, OSCP, or similar credentials, demonstrating a formalized knowledge of security principles and practices.Technologies we use and teach:Coding Languages: Java, Python, and JavascriptIaC: TerraformCloud: AWS, GCP, CloudflareCI/CD Pipeline: GitHub, GitHub Actions, JenkinsAPIs: REST APIsAbout ChainalysisBlockchain technology is powering a growing wave of innovation. Businesses and governments around the world are using blockchains to make banking more efficient, connect with their customers, and investigate criminal cases. As adoption of blockchain technology grows, more and more organizations seek access to all this ecosystem has to offer. That’s where Chainalysis comes in. We provide complete knowledge of what’s happening on blockchains through our data, services, and solutions. With Chainalysis, organizations can navigate blockchains safely and with confidence.You belong here. At Chainalysis, we believe that diversity of experience and thought makes us stronger. With both customers and employees around the world, we are committed to ensuring our team reflects the unique communities around us. Some of the ways we’re ensuring we keep learning are an internal Diversity Committee, Days of Reflection throughout the year including International Women’s Day, Harvey Milk Day, World Humanitarian Day, and UN International Migrants Day, and a commitment to continue revisiting and reevaluating our diversity culture. We encourage applicants across any race, ethnicity, gender/gender expression, age, spirituality, ability, experience and more. If you need any accommodations to make our interview process more accessible to you due to a disability, don't hesitate to let us know. You can learn more here. We can’t wait to meet you. 
👉🏻 Remote
👉🏻 Full time
🌐 UK

13 days ago

Senior Software Engineer, Aggregate & Search
Chainalysis Careers
The engineering team at Chainalysis is inspired by solving the hardest technical challenges and creating products that build trust in cryptocurrencies. We’re a global organization with teams in Denmark, UK, Canada, the USA who thrive on the challenging work we do and doing it with other exceptionally talented teammates. Our industry changes every day and our job is to create user facing products supported by a flexible and scalable data platform allowing us to adapt to those rapid changes and bring value to our customers.Chainalysis has become known as the leader in blockchain investigation and compliance software. Our products have built trust in blockchains by taking down terrorist financing campaigns, disrupting major ransomware operations, identifying the Twitter hackers, and more.We are building the data platform for blockchain, cryptocurrency, and web3. We’re looking to bring onboard experienced engineers who execute high-impact projects. In this role, you’ll:You have successfully built cloud-native data ingest and aggregation processes that intake gigabytes of data per dayYou’ve added features to our product suite that detect activities for market manipulation, fraud, behavioral patterning, and more You have contributed to scalable API services on AWS that handles 1,000’s requests per secondYou have helped the team to modernize our stack to operate at 10x current capacityYou have debugged production issues across multiple systems and microservicesWe’re looking for candidates who have:Experience in designing and implementing cloud-native microservices-based distributed systems in a major cloud provider like AWS or GCPYou have a bias to ship and iterate alongside product management and design partnersExperience with object-oriented programming languages. We mostly use Java but appreciate a variety of languages! Strong technical background with 5+ years of experience working directly on backend systems/ projectsYou take pride in materializing product ideas into productionExposure to or interest in the cryptocurrency technology ecosystemExperience mentoring other engineers, leading cross-team projects, and driving design and technology decisions is a plusExperience with Terraform and Kubernetes is a plus!Technologies we use (experience not required):AWS serverless architecturesKubernetesPostgreSQLSparkTypescriptTerraformGithub including Github ActionsJavaAbout ChainalysisBlockchain technology is powering a growing wave of innovation. Businesses and governments around the world are using blockchains to make banking more efficient, connect with their customers, and investigate criminal cases. As adoption of blockchain technology grows, more and more organizations seek access to all this ecosystem has to offer. That’s where Chainalysis comes in. We provide complete knowledge of what’s happening on blockchains through our data, services, and solutions. With Chainalysis, organizations can navigate blockchains safely and with confidence.You belong here. At Chainalysis, we believe that diversity of experience and thought makes us stronger. With both customers and employees around the world, we are committed to ensuring our team reflects the unique communities around us. Some of the ways we’re ensuring we keep learning are an internal Diversity Committee, Days of Reflection throughout the year including International Women’s Day, Harvey Milk Day, World Humanitarian Day, and UN International Migrants Day, and a commitment to continue revisiting and reevaluating our diversity culture. We encourage applicants across any race, ethnicity, gender/gender expression, age, spirituality, ability, experience and more. If you need any accommodations to make our interview process more accessible to you due to a disability, don't hesitate to let us know. You can learn more here. We can’t wait to meet you. 
👉🏻 Remote
👉🏻 Full time
🌐 UK, Denmark

56 days ago

Senior Penetration Tester
Bishop Fox
Bishop Fox is the leading authority in offensive security, providing solutions ranging from continuous penetration testing, red teaming, and attack surface management to product, cloud, and application security assessments. We’ve worked with more than a quarter of the Fortune 100, half of the Fortune 10, eight of the top 10 global technology companies, and all of the top global media companies. Our Cosmos platform, service innovation, and culture of excellence continue to gather accolades from industry award programs including Fast Company, Inc., SC Media, and others. For more than 16 years, we've been contributing and giving back to the security community. We’ve published more than 16 open source tools and 50 security advisories in the last five years alone. Learn more at bishopfox.com or follow us on social media.  We’re looking for talented, experienced professional hackers to help us secure some of the world’s most complex software and sophisticated technologies. You’ll be working alongside our Mexico, US, and other internationally-based teams supporting clients across multiple industries.                                                    Responsibilities You’re a penetration tester who knows their way around source code. You’ve plundered apps and pillaged networks (legally, of course). You have a passion for hacking and information security. You may also have written a few blog posts about your favorite hacks or have presented at a handful of conferences – with an eye to doing more. With Bishop Fox, your responsibilities would include testing web applications, hacking networks, and reversing software. As a consultant, you’ll work on a variety of projects which include short-term engagements and extended program work with well-established clients. You'll solve challenging technical problems and build creative solutions. As a trusted advisor, you’ll provide your expert opinion to help our clients navigate difficult business decisions.         Requirements 7+ years experience in planning, conducting, and managing web application penetration tests 5+ years of application security experience Deep understanding of security fundamentals (OWASP), common vulnerabilities, and application security best practices Skilled in vulnerability assessment and the development of exploits for diverse targets Background in system and network security, authentication and security protocols, and applied cryptography is helpful Experience with programming and scripting languages such as Python, Ruby, PowerShell, Java, JavaScript, etc. Experience with AWS cloud environments preferred with an understanding of its major technologies, such as IAM, EC2, VPC, EBS, S3, CloudWatch, and Lambdas, and how to keep them secure Proficiency with operating systems- Linux, Windows, MacOS Experience with network and system exploitation including modern tactics, techniques, and procedures (e.g. c2 frameworks, EDR bypass, privilege escalation, password cracking, lateral movement, etc.) Strong technical reporting and documentation skills Advanced relevant academic training, such as a degree in Computer Science or an OSCP, is a definite bonus Bishop Fox has always allowed its employees to work remotely, and this role could work anywhere in Mexico. Our comprehensive benefits program is tailored to meet your needs. We embrace diversity and an inclusive culture. We value our employees and who they are, which fosters a powerful and collective talent base to successfully serve our clients and the security community with unparalleled expertise.  Bishop Fox is an Equal Opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex including sexual orientation and gender identity, national origin, disability, protected veteran status, or any other characteristic protected by applicable federal, state, or local law.  All new hires must pass a background check as a condition of employment. Interested? Apply today!   
👉🏻 Remote
👉🏻 Full time
🌐 Mexico

59 days ago

Senior Software Engineer - Trading
Alpaca
Who We Are: Alpaca is a fast-growing series B fintech company that’s raised over $120 million in funding.Alpaca is an API-first stock and crypto platform that enables developers and businesses across the world to build trading algorithms, applications, and brokerage services.Our globally distributed team consists of developers, traders, and brokerage specialists, and is backed by a group of prominent investors and highly experienced industry angel investors, including Portage Ventures, Spark Capital, Tribe Capital, Social Leverage, Horizons Ventures, Unbound, SBI Group, Eldridge, Positive Sum, Elefund, and Y Combinator. And, of course, we are very enthusiastic about open source contributions as well as community building. The Alpaca Team: We have 150+ globally distributed (remote) team members who love to work from their favorite places in the world. We have team members based in the USA, Canada, Hungary, Japan, Brazil, Spain, Philippines, Nigeria, UK, and more! We love candidates who have a passion for making a global difference in financial services and technology, by impacting local communities and becoming a part of our hyper-growth company. Your Role: Alpaca is a next generation securities broker for algo traders.  With a clear vision and the right timing, we are a growing FinTech startup tapping into a new market in retail trading.  Our target users are tech savvy and analytical problem solvers who appreciate a modern technology stack and an innovative business model that helps to empower them to move beyond old school financial services. We look for engineers who think the same way. Your job is to build Alpaca's algo trading platform to satisfy our users who expect high quality and performance from their brokerage service.  This opportunity is similar to joining AWS or Heroku in their early days,  designing and architecting our platform by wearing many different hats in our small team. As an experienced engineer, you will write tons of code and make critical decisions about delivering the best experience to our customers.  This certainly requires deep knowledge in both frontend and backend, databases and distributed systems, as well as broad experience from low to high level in CPU-level hardware for high throughput, robust concurrency system design, abstract distributed system architecture for high availability and object-oriented data modeling with long term growth in mind. Joining an early stage startup, the payoff to this highly demanding environment will be worth the effort. You must have previous software engineering experience with trading or exchange systems (OMS, EMS, exchanges, market making, algorithmic trading, quant trading). Requirements: Strong, experienced software engineer with lead experience is preferred Coding skills in both low and high level languages around C/C++, Go, Zig, Rust, Java, Scala, Python Low latency and high throughput optimization Experience with messaging queues and message brokers Analytical data-oriented mindset and skills Knowledge of algorithms, distributed systems, scalability, high availability, databases, low latency systems and concurrency control System design skills with object-oriented data modeling, service-oriented architectures, system abstraction Experience with the development and implementation of Order Management systems (OMS) and Risk Management systems (RMS) Nice to have: Algo trading experience (either professional or personal) FIX protocol knowledge Experience with observability, tracing, continuous profiling and benchmarking Financial market (exchange, broker-dealers, clearing, etc.) knowledge Experience with financial ledgers Statistical and quantitative analysis skills Experience with major cloud platforms (we primarily use GCP) Experience with Docker and Kubernetes How We Take Care of You: Competitive Salary & Stock Options Benefits: Health benefits start on day 1. In the US this includes Medical, Dental, Vision. In Canada, this includes supplemental health care.  Internationally, this includes a stipend value to offset medical costs.    New Hire Home-Office Setup: One-time USD $500 Monthly Stipend: USD $150 per month via a Brex Card Work with awesome hard working people, super smart and cool clients and innovative partners from around the world Alpaca is proud to be an equal opportunity workplace dedicated to pursuing and hiring a diverse workforce. Recruitment Privacy Policy
👉🏻 Remote
👉🏻 Full time
💰 competitive salary & stock options
🌐 Worldwide

59 days ago

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