Qube Research & Technologies (QRT) is a global quantitative and systematic investment manager, operating in all liquid asset classes across the world. We are a technology- and data-driven group implementing a scientific approach to investing. Combining data, research, technology, and trading expertise has shaped our collaborative mindset, which enables us to solve the most complex challenges. QRT’s culture of innovation continuously drives our ambition to deliver high-quality returns for our investors.

Join our global infrastructure support team at QRT, supporting the growing Linux on-prem estate. Engage with end users, application teams, and engineering teams to meet complex business requirements. This role involves both day-to-day support and project-based activities like new deployments, general administration tasks, and upgrades, working closely with engineering teams to enhance platform automation and monitoring initiatives.

Your future role within QRT:

• Be a key member of the infrastructure support team working with high-performance Linux-based trading and research platforms.
• Build, administer, upgrade, and support QRT's Linux estate.
• Contribute to monitoring and automation initiatives.
• Collaborate with engineering teams to document and improve processes.
• Participate in out-of-hours work and an on-call rota (typically performed remotely).
• Leverage experience in Python and bash scripting.

Your Current Skillset:

• Hands-on experience working with Linux-based platforms.
• Excellent Linux administration skills, with knowledge of RedHat, Centos, and Rocky.
• Experience with end-to-end server deployments.
• Proficiency in automation technologies (e.g., Ansible).
• Working knowledge of AMD/Intel server hardware and physical components.
• Strong problem-solving, communication, and analytical skills.
• Interest in technology and a willingness to learn.
• Ability to work as a team player.
• Working knowledge of server network stack, network protocols (e.g., TCP, UDP), LAN, and WAN technologies.
• Some experience with NFS/SAN systems is advantageous but not essential.

QRT is an equal opportunity employer. We welcome diversity as essential to our success. QRT empowers employees to work openly and respectfully to achieve collective success. In addition to professional achievement, we are offering initiatives and programs to enable employees achieve a healthy work-life balance.

GTreasury, now a Ripple solution, was acquired by Ripple in 2025, marking a significant expansion into the multi-trillion-dollar corporate finance arena.

GTreasury has more than 40 years of experience supporting some of the world’s largest and most sophisticated companies. Integrating its treasury command center into Ripple’s technology stack gives corporates the ability to move, manage and optimize liquidity in real-time, across traditional and digital assets, under one expanded umbrella.

Join us to build the future of corporate treasury and the infrastructure that powers the Internet of Value.

We are seeking an innovative and forward-thinking Staff Software Engineer passionate about building a world-class platform through a world-class team. Creating technical software excellence and spearheading application development in design, implementation, and maintenance to make great things happen.

What you'll do:

• Build, scale and maintain infrastructure of the enterprise reconciliation application that brings the world class user experience to finance professionals
• Work with wider technical teams on the design, deployment and continuous improvement of infrastructure of our products
• Be a technical domain leader, provide technical guidance to your team and own the delivery of features.
• Participate in raising our standard of engineering excellence by implementing standard methodologies for architecture, coding, testing, and deployment

What you'll bring:

• 8+ years of hands-on experience designing and operating large-scale distributed infrastructure, with 4+ years serving as a technical lead and mentoring engineers.
• Deep expertise in Linux and Windows server environments, with strong experience building and maintaining cloud infrastructure on AWS and Azure.
• Proficiency with infrastructure-as-code tools such as Terraform and Ansible, and scripting languages including Bash, Python, and PowerShell.
• Experience with data infrastructure and processing technologies such as Spark and MSSQL. Experience building the systems that power high-volume transactional workloads, ideally in finance space. Cybersecurity experience is a plus.
• Hands-on experience with containerization and orchestration using Docker and Kubernetes.
• A track record of building infrastructure that scales, stays available, and remains secure, using Agile practices to ship reliably.
• You work openly and collaboratively with diverse teams, and you're energized by driving engineering excellence through better standards, processes, and shared knowledge.
• BS in Computer Science or equivalent practical experience.

• Linux System Administration: Install, configure, patch, and maintain RHEL/Fedora servers.
• Performance & Low‑Latency Tuning: Conduct network, system, and kernel tuning for ultra‑low‑latency workloads; develop benchmarks and monitoring dashboards.
• Scripting & Automation: Write robust Bash, Python, and Perl scripts for routine tasks, diagnostics, and custom tooling.
• Configuration Management: Build and maintain Ansible playbooks or Salt states (Salt preferred); enforce idempotent configurations across hundreds of nodes.
• Virtualisation & Cloud: Deploy and manage Proxmox clusters; create/maintain VMs and containers; integrate with AWS services where applicable.
• Network Engineering: Implement and troubleshoot advanced networking (VLANs, bonding, NIC teaming, SR‑IOV, TCP/UDP tuning, QoS). Cisco networking and Fortinet experience is a plus.
• Storage Engineering: Manage and troubleshoot SAN and NAS storage solutions and block‑level storage using iSCSI. Perform LUN masking, multipathing, and performance tuning for Linux hosts. HPE SAN experience a plus.
• Incident Response: Provide timely response to production incidents; some after‑hours/weekend work is required.
• Documentation & Knowledge Sharing: Produce clear runbooks, SOPs, and technical documentation; mentor junior engineers.
• Security & Compliance: Apply hardening guidelines, manage SELinux where required, and support audit requirements.

• Minimum Bachelor’s degree in Computer Science, Information Technology, or a related field.
• 5–10 years of professional Linux engineering experience (RHEL/Fedora).
• Strong problem‑solving skills, ability to work independently and as part of a team, and a proactive attitude toward automation and improvement.
• Strong networking fundamentals (TCP/IP, routing, switching, firewalls).
• System, kernel, and network performance tuning (including low‑latency).
• Hands‑on experience with Proxmox (preferred) or comparable platforms (KVM, VMware).
• Advanced Bash, Python, and Perl scripting.
• Proven experience with Ansible or Salt (Salt preferred).
• Experience with container technologies (Docker, LXC/LXD).
• Familiarity with monitoring stacks (Prometheus, Grafana, Zabbix, LibreNMS).
• Knowledge of security frameworks (CIS, NIST).
• Experience with Windows networking.
• Working knowledge of AWS services (EC2, VPC, S3) is nice to have.
• Prior work in high‑frequency trading and financial services is nice to have
• Fluency in English. Mandarin and Cantonese fluency are nice to have

What We Offer

• Dynamic and collaborative work environment
• A flat management structure where everyone’s voice is valued
• Work-life balance within a multicultural environment
• Fully stocked kitchen for breakfast and lunch
• Attractive benefits package with a discretionary bonus

Eclipse Trading is an equal opportunity employer and we believe that diversity and inclusion are essential pillars of our success as a company. We are dedicated to embrace a culture reflecting a variety of perspectives, insights and backgrounds to drive innovation. We build talented and diverse teams to drive business results and encourage our people to develop to their full potential.

All information provided will be treated in strict confidence and used solely for recruitment purposes.

Due to the high number of responses that we receive, we are only able to respond to successful applicants.

Note: The use of AI tools during interviews or assessments is strictly prohibited unless explicitly authorized. We employ multiple methods to verify the authenticity of candidate responses. If it is determined that AI assistance was used at any stage of the hiring process without prior approval, we reserve the right to disqualify your application or rescind any job offer.

We’re seeking a Linux Engineer with deep systems expertise and Python/scripting experience to join our growing global team. You will be responsible for engineering and operating Linux at scale across our mission[1]critical environment, while also improving automation and self-service tools that enhance our ability to manage IMC’s servers.

The Linux Engineering team is responsible for the provisioning, configuration, performance, and reliability of a large-scale Linux infrastructure that supports a diverse set of workloads. These include ultra-low latency systems critical to high-frequency trading, as well as high-throughput environments that run research workflows and a wide variety of Kubernetes-based applications. This role requires strong Linux fundamentals applied at scale, with automation as a key enabler for consistency and efficiency across the fleet. Your initiative, collaborative attitude, problem-solving skills, and focus on continuous improvement will help ensure IMC stays competitive by bringing the latest technologies and practices into production.

Your Core Responsibilities

• Apply deep Linux engineering expertise to troubleshoot and resolve complex issues on enterprise systems, ensuring stability and performance
• Enhance configuration management code and processes that we use to manage over 10,000 bare-metal Linux systems globally
• Develop and maintain Python/Bash tools to support large-scale Linux systems management
• Improve provisioning workflows to seamlessly build bare servers into production-ready platforms
• Extend Linux-focused metrics, logging, monitoring, and alerting integrations for full fleet visibility
• Communicate updates and status clearly and frequently with peers and stakeholders through meetings, tracking tickets, code reviews, chats, and merge requests

Your Skills and Experience

• Hands-on Linux systems engineering, administration, and provisioning expertise applied at scale, preferably on bare-metal systems
• Configuration management at scale, preferably on bare-metal servers with Puppet and Hiera
• Python development for automation, APIs, design, testing, and debugging
• Ansible playbook authorship and complex task automation
• RPM design, build, publishing, and in-house repository management
• CI/CD pipelines, Git version control, branching and merging best practices
• Strong system and network troubleshooting with tools such as EBPF, tcpdump, strace, systemd, ntp/ptp, lsof, and nc
• Networking fundamentals: routing, DNS, TCP/UDP/multicast
• Experience building and publishing Docker images
• Working familiarity with Kubernetes
• Exposure to monitoring stacks such as Prometheus, Grafana, and AlertManager, with a focus on Linux telemetry and exporter development
• Bachelor’s degree in Computer Engineering or a related field, or equivalent professional experience

Jump Trading Group is committed to world class research. We empower exceptional talents in Mathematics, Physics, and Computer Science to seek scientific boundaries, push through them, and apply cutting edge research to global financial markets. Our culture is unique. Constant innovation requires fearlessness, creativity, intellectual honesty, and a relentless competitive streak. We believe in winning together and unlocking unique individual talent by incenting collaboration and mutual respect. At Jump, research outcomes drive more than superior risk adjusted returns. We design, develop, and deploy technologies that change our world, fund start-ups across industries, and partner with leading global research organizations and universities to solve problems.

Our global High Performance Computing Team is looking to add an HPC Production Engineer in our Sydney office. The scale of our computing environments provides unique challenges in providing good performance and reliability. Several systems including compute, scheduling, networks, and large-scale data storage must integrate seamlessly to support data pipelines and quantitative research. The ideal candidate would be a hands-on individual, highly skilled in the details and nuances of managing Linux environments with a strong software development background necessary to support uniquely customized systems at scale. 

What You'll Do:

• Design, implement, maintain, and support high performance compute and storage systems
• Implement and support performance monitoring and fault monitoring systems
• Monitor systems and storage performance, up to and including network components
• Build tooling to compile, package, install, and upgrade software and operating system components at scale
• Collaborate with team members and across teams to write code and testing infrastructures spanning both new and existing codebases in multiple programming languages
• Develop and improve systems and user documentation
• Participate in large, coordinated maintenance operations, including during evenings and weekends.
• Work on global projects across a wide range of infrastructure
• Collaborate directly with researchers to optimize their use of HPC infrastructure
• Develop and monitor the tools used to maintain a production computing environment
• Provide operational support on a rotating basis and as needed
• Manage relationships with outside vendors, including traveling both domestically and internationally to meet with current and potential vendors
• Adhere to all company cybersecurity and IT policies, including performing all work using only approved hardware and software Other duties as assigned or needed

Skills You'll Need:

• 5+ years of professional experience in high performance computing (HPC), including parallel filesystems (e.g., Lustre, GPFS), batch systems (e.g., Slurm, Grid Engine), and high-performance network interconnects experience is a plus, but not required
• 5+ years of experience with Linux systems administration
• High proficiency with at least one programming/scripting language (e.g., Go, Python, C)
• Extensive experience designing, building, and maintaining complicated, interdependent, and distributed systems
• Extensive experience profiling and debugging application stacks (debuggers and profilers)
• Experience with system configuration management tools (SaltStack, Ansible, Puppet, etc.)
• A compulsion to perform root cause analysis
• Reliable and predictable availability 

If you are currently a student or recent graduate, please see our Campus postings which offer both intern and full-time opportunities.

Jump Trading Group is committed to world class research. We empower exceptional talents in Mathematics, Physics, and Computer Science to seek scientific boundaries, push through them, and apply cutting edge research to global financial markets. Our culture is unique. Constant innovation requires fearlessness, creativity, intellectual honesty, and a relentless competitive streak. We believe in winning together and unlocking unique individual talent by incenting collaboration and mutual respect. At Jump, research outcomes drive more than superior risk adjusted returns. We design, develop, and deploy technologies that change our world, fund start-ups across industries, and partner with leading global research organizations and universities to solve problems.

Our Production Engineering team is a global team that supports Jump’s diverse global trading infrastructure that operates across many global traditional and crypto financial markets. The team is responsible for everything from low level infrastructure to custom applications, making heavy use of both internally developed and open-source software.  We are looking for someone who loves learning new cutting-edge technologies and getting their hands dirty to solve challenging technical problems. 

What you’ll do: 

• Help build, manage, and maintain a sophisticated validator infrastructure and tooling for one of the world’s top proprietary trading firms.
• Working with software that is bleeding-edge and doing interesting things (consensus algorithms, distributed systems, cryptography) which often presents challenging technical problems.
• Take responsibility for a wide range of on-chain infrastructure, including validators, light clients, and RPC nodes.
• Improve monitoring and alerting systems for crypto infrastructure which enable quick and effective problem resolution.
• Experiment with the newest technologies and keep abreast of new developments in the blockchain ecosystem.
• Reason about and improve the security properties of infrastructure. Secure key management, server hardening, intrusion detection, and security best practices are important themes.
• Contribute to external partnerships that directly impact Jump’s bottom line.
• Engagement in public forums for community awareness and knowledge transfer. 
• Work with a globally distributed team to maintain high availability.
• Other duties as assigned or needed.

Skills you’ll need: 

• A passion for blockchain technology and an insatiable desire to learn.
• Willingness to move quickly, work in a flat, fast-paced team and juggle competing priorities.
• Previous experience with managing proof-of-stake blockchain infrastructure, preferably on Solana or Ethereum.
• A deep understanding of software engineering principles, Linux, Kubernetes, monitoring/alerting (Prometheus/Alertmanager), networking, and experience across both cloud-based and bare-metal infrastructure.
• Prior experience with a range of orchestration and configuration management tools (Terraform, Ansible, and Salt).
• Extensive experience designing, building, and maintaining complex systems.
• Familiarity with on-chain trading, DeFi, and risk management is preferred, but not required.
• High proficiency with bash scripting, and experience in at least one other programming language. Popular languages at Jump are Python, Golang and Rust.
• Reliable and predictable availability.

Jump Trading Group is committed to world class research. We empower exceptional talents in Mathematics, Physics, and Computer Science to seek scientific boundaries, push through them, and apply cutting edge research to global financial markets. Our culture is unique. Constant innovation requires fearlessness, creativity, intellectual honesty, and a relentless competitive streak. We believe in winning together and unlocking unique individual talent by incenting collaboration and mutual respect. At Jump, research outcomes drive more than superior risk adjusted returns. We design, develop, and deploy technologies that change our world, fund start-ups across industries, and partner with leading global research organizations and universities to solve problems.

Our Production Engineering team is a global team that supports Jump’s diverse global trading infrastructure that operates across many global traditional and crypto financial markets. The team is responsible for everything from low level infrastructure to custom applications, making heavy use of both internally developed and open-source software.  We are looking for someone who loves learning new cutting-edge technologies and getting their hands dirty to solve challenging technical problems. 

What you’ll do: 

• Help build, manage, and maintain a sophisticated validator infrastructure and tooling for one of the world’s top proprietary trading firms.
• Working with software that is bleeding-edge and doing interesting things (consensus algorithms, distributed systems, cryptography) which often presents challenging technical problems.
• Take responsibility for a wide range of on-chain infrastructure, including validators, light clients, and RPC nodes.
• Improve monitoring and alerting systems for crypto infrastructure which enable quick and effective problem resolution.
• Experiment with the newest technologies and keep abreast of new developments in the blockchain ecosystem.
• Reason about and improve the security properties of infrastructure. Secure key management, server hardening, intrusion detection, and security best practices are important themes.
• Contribute to external partnerships that directly impact Jump’s bottom line.
• Engagement in public forums for community awareness and knowledge transfer. 
• Work with a globally distributed team to maintain high availability.
• Other duties as assigned or needed.

Skills you’ll need: 

• A passion for blockchain technology and an insatiable desire to learn.
• Willingness to move quickly, work in a flat, fast-paced team and juggle competing priorities.
• Previous experience with managing proof-of-stake blockchain infrastructure, preferably on Solana or Ethereum.
• A deep understanding of software engineering principles, Linux, Kubernetes, monitoring/alerting (Prometheus/Alertmanager), networking, and experience across both cloud-based and bare-metal infrastructure.
• Prior experience with a range of orchestration and configuration management tools (Terraform, Ansible, and Salt).
• Extensive experience designing, building, and maintaining complex systems.
• Familiarity with on-chain trading, DeFi, and risk management is preferred, but not required.
• High proficiency with bash scripting, and experience in at least one other programming language. Popular languages at Jump are Python, Golang and Rust.
• Reliable and predictable availability.

Description 

Equal Experts is an innovative consultancy specialising in the delivery of custom software solutions for blue-chip enterprise and public sector clients across a range of industry sectors. We work on important projects for our clients, deliver market-leading propositions across the digital, online and mobile channels, and are recognised for our leadership in the application of agile and lean delivery methods to assure delivery. We have offices in Australia, India, South Africa, the UK, the EU and the USA. 

We’re looking for contract Data Engineers with proven senior-level experience to join the Equal Experts network. Our Data Engineers are highly skilled in creating data pipelines for ingest, transformation and storage of data, usually at scale, and are familiar with standing-up analytics clusters. 

This role involves using modern agile technical practices - including Continuous Integration and Deployment, TDD, and XP - to deliver timely and pragmatic solutions, as well as helping others to do their jobs in a more effective way. This role involves working in teams that use modern agile technical practices - including continuous integration and deployment and fast feedback loops - to deliver timely and pragmatic solutions, as well as helping others to do their jobs in a more effective way. 

Responsibilities 

• Working with the client and the team to determine data processing and access needs and how best to deliver them. 
• Creation and support of highly available data pipelines and storage solutions (e.g. data warehouses). 
• Delivery of software using agile (pair programming, TDD, CI/CD, etc) practices. 
• Automation of data infrastructure and deployments. 
• Advocating agile practices to the client organisation. 
• Mentoring client team members. 
• Helping improve the team and clients’ data capabilities. 

Required Skills 

• Significant experience working on data pipelines, platforms and projects.
• Experience in developing solutions in one or more of the main Cloud providers (AWS, GCP, Azure). 
• Strong background in at least one programming language, Python or Scala preferable.
• Working with a variety of databases, data warehouses and distributed file systems in production environments.
• Strong experience in SQL and data modelling.
• Exposure with data processing at scale.
• Working with source control and infrastructure as code (Git/Github, Terraform, ansible etc.) and CI/CD tools.
• Understanding and being able to support data scientists or business intelligence teams - in data prep, mentoring and support functions.
• Strong collaboration and communication skills, including the ability to communicate effectively while working remotely with globally distributed teams.