400 linux engineer jobs found

Calling all innovators – find your future at Fiserv. We’re Fiserv, a global leader in Fintech and payments, and we move money and information in a way that moves the world. We connect financial institutions, corporations, merchants, and consumers to one another millions of times a day – quickly, reliably, and securely. Any time you swipe your credit card, pay through a mobile app, or withdraw money from the bank, we’re involved. If you want to make an impact on a global scale, come make a difference at Fiserv. Job Title Linux Engineer, Sr. Job Purpose What does a great Linux Engineer, Sr. do?   The System Engineering - Linux team is responsible for end-to-end delivery of infrastructure solutions to all Fiserv internal customers.  Working with Architecture,  Automation, iCTO and other Internal Fiserv Technology Services teams, the Advisory Engineer will deliver an infrastructure solution that is technically sound, resilient to failure, operationally...

Job Title Senior Linux Engineer - Warsaw Job Purpose Our Mission We’re Fiserv, a global leader in Fintech and payments enabling innovative financial services experiences that are in step with the way people live and work today. Our aspiration is to move money and information in a way that moves the world. Our Purpose is to deliver superior value for our clients through leading technology, targeted innovation and excellence in everything we do.   Our core values are to earn client trust every day, create with purpose, inspire and achieve excellence, do the right thing and deliver on the promise of one Fiserv. It’s these values that create a foundation for us to be able make the right decisions and deliver on our commitments to our client’s and one another other. Role Introduction You will work in our System Infrastructure experts team; The role is crucial to keep our systems work efficiently by day to day adminisration, development, maintenance and...

A World-Changing Company At Palantir, we’re passionate about building software that solves problems. We partner with the most important institutions in the world to transform how they use data and technology. Our software has been used to stop terrorist attacks, discover new medicines, gain an edge in global financial markets, and more. If these types of projects excite you, we'd love for you to join us. The Role Palantir’s impact and productivity in the US Government (USG) space depends on our ability to provide world class Information Systems (IS) to Palantirians. As a Linux Engineer you will streamline and secure our internal facing applications, storage, and physical server environment. You are an analytical thinker who enjoys troubleshooting issues and finding creative technical solutions. You will make data-driven decisions ensuring that we build systems that resolve and proactively address common issues before they impact end users. You automate yourself...

A World-Changing Company At Palantir, we’re passionate about building software that solves problems. We partner with the most important institutions in the world to transform how they use data and technology. Our software has been used to stop terrorist attacks, discover new medicines, gain an edge in global financial markets, and more. If these types of projects excite you, we'd love for you to join us. The Role Palantir’s impact and productivity in the US Government (USG) space depends on our ability to provide world class Information Systems (IS) to Palantirians. As a Linux Engineer you will streamline and secure our internal facing applications, storage, and physical server environment. You are an analytical thinker who enjoys troubleshooting issues and finding creative technical solutions. You will make data-driven decisions ensuring that we build systems that resolve and proactively address common issues before they impact end users. You automate yourself...

Flow Traders is looking for an experienced Linux Engineer to join our growing Technology team in New York. The ideal candidate is highly motivated to make an impact and is committed to efficiency and optimization. This is a unique opportunity to join a leading proprietary trading firm with an entrepreneurial and innovative culture at the heart of its business. We value quick-witted, creative minds and challenge them to make full use of their capacities. If you aim high, the sky is the limit! This global team is responsible for a collection of over 3000 physical and virtual servers in 40 different locations around the world. The Linux Engineer’s primary responsibilities will be building, improving, and maintaining our complex Linux environment. They will work closely with other systems engineering teams (Windows, database, storage and VMware) to further develop a coherent and robust infrastructure. They will also act as a point of escalation for Linux-related operational issues...

Our Linux Team ensures our trading servers work so we can trade. You will work in a highly-customized environment where proprietary tools and technology run. You will be expected to help build the pioneering tools to keep our systems best-in-class while enabling our technology evolution in a controlled way. Who we are: Optiver is a tech-driven trading firm and leading global market maker. As one of the oldest market making institutions, we are a trusted partner of 50+ exchanges across the globe. Our mission is to constantly improve the market by injecting liquidity, providing accurate pricing, increasing transparency and acting as a stabilizing force no matter the market conditions. With a focus on continuous improvement, we participate in the safeguarding of healthy and efficient markets for everyone who participates. Optiver Chicago’s culture parallels the energetic city we’re immersed in. Home to the Chicago Board of Trade, Chicago Board Options Exchange, and Chicago...

Our Linux Team ensures our trading servers work so we can trade. You will work in a highly-customized environment where proprietary tools and technology run. You will be expected to help build the pioneering tools to keep our systems best-in-class while enabling our technology evolution in a controlled way. Who we are: Optiver is a tech-driven trading firm and leading global market maker. As one of the oldest market making institutions, we are a trusted partner of 50+ exchanges across the globe. Our mission is to constantly improve the market by injecting liquidity, providing accurate pricing, increasing transparency and acting as a stabilizing force no matter the market conditions. With a focus on continuous improvement, we participate in the safeguarding of healthy and efficient markets for everyone who participates. With major tech companies calling Austin home, the city is a natural complement to Optiver’s Chicago office, and a fitting location from which to pursue new...

Job Description Duties and Responsibilities: Use the latest in systems management techniques to develop, test, and deploy configuration changes globally. Reduce administrative overhead wherever possible, an "automate everything" attitude. Identify key performance and capacity metrics and build scalable monitoring systems. Work closely with development teams on capacity scaling and performance tuning. Ensure Linux systems are adequately hardened and meet our security requirements. Knowledge, Skills and Abilities: Five years of experience managing a large 24x7 enterprise environment (hundreds of servers, multiple sites). Deep understanding of the Linux Kernel (scheduling, networking, I/O, monitoring). Solid background in configuration management (puppet/salt/ansible). Strong understanding of software engineering (design, testing, version control) and experience in two of: Python/Ruby/C/C++. Highly methodical and analytical approach to problem solving and evaluating...

Maven is a proprietary trader and market maker  formed in 2011. We employ the most talented traders, developers and engineers in the market, executing a diverse range of strategies across global equities and derivatives. We are the most active participant in many of the products we trade, contributing significant liquidity to markets around the world. Maven has a culture that is relaxed and informal but highly rewarding of strong performance; there's no dress code, plenty of free food and regular social events. We have offices in London, Amsterdam, Hong Kong, Sydney and New York and will be opening a new Chicago office as part of our plans to expand our coverage of derivatives markets. Our Infrastructure team is a set of broad-minded technologists with diverse backgrounds, who focus on continuously improving the end-to-end resiliency, scalability, visibility and supportability of Maven's trading systems.  Maven is undergoing a technological transition where we...

This is Adyen Adyen provides payments, data, and financial products in a single solution for customers like Facebook, Uber, H&M, and Microsoft - making us the financial technology platform of choice. At Adyen, everything we do is engineered for ambition.  For our teams, we create an environment with opportunities for our people to succeed, backed by the culture and support to ensure they are enabled to truly own their careers. We are motivated individuals who tackle unique technical challenges at scale and solve them as a team. Together, we deliver innovative and ethical solutions that help businesses achieve their ambitions faster. Senior Linux Systems Engineer We provide our merchants a single platform, capable of meeting the rapidly evolving needs of today's fast-growing global businesses. To meet the high expectations of our merchants, Adyen has adopted and embedded principles from the Site Reliability Engineering discipline, offering an environment whereby...

Calling all innovators – find your future at Fiserv. We’re Fiserv, a global leader in Fintech and payments, and we move money and information in a way that moves the world. We connect financial institutions, corporations, merchants, and consumers to one another millions of times a day – quickly, reliably, and securely. Any time you swipe your credit card, pay through a mobile app, or withdraw money from the bank, we’re involved. If you want to make an impact on a global scale, come make a difference at Fiserv. Job Title Systems Engineer - Linux/AIX Job Purpose About the business and the role               We’re Fiserv, a global leader in Fintech and payments enabling innovative financial services experiences that are in step with the way people live and work today. The company’s approximately 44,000 associates proudly serve clients in more than 100 countries, so our customers, members and consumers can move money when and where they need it, at the point of...

Our Linux Team ensures our trading servers work so we can trade. They establish that our production environment works optimally by deploying, maintaining, monitoring and operating a fleet of UNIX servers to its highest possible performance. You will join a highly-customized environment where proprietary tools and technology run. You will be expected to help build the pioneering tools to keep our systems best-in-class.  WHO WE ARE: Optiver is a tech-driven trading firm and leading global market maker. As one of the oldest market making institutions, we are a trusted partner of 50+ exchanges across the globe. Our mission is to constantly improve the market by injecting liquidity, providing accurate pricing, increasing transparency and acting as a stabilising force no matter the market conditions. With a focus on continuous improvement, we participate in the safeguarding of healthy and efficient markets for everyone who participates. Our Amsterdam office is where it all...

Join the INTERACTIVE BROKERS Team! Interactive Brokers Group has consistently been at the forefront of trading innovation, starting with the invention of the first floor-based handheld computer in 1983. We pride ourselves on being primarily a technology company and challenging the status quo. We push boundaries to offer our clients the best trading platform with the most sophisticated features at the lowest cost. Software development is the lifeblood of our firm, and it shows in our stellar brokerage platform.   Job Description   As a member of our Operations team, the Platform Operations Engineer will help address the operational needs of a mixed on-premise and cloud Linux environment. In this role, the person is expected to have knowledge of DevOps tools, an understanding of block, file and object storage technologies, and a strong background in Linux System Administration and Operations. They have excellent problem-solving and troubleshooting skills....

Join the INTERACTIVE BROKERS Team! Interactive Brokers Group has consistently been at the  forefront of trading innovation , starting with the invention of the first floor-based handheld computer in 1983 and we pride ourselves on being primarily a technology company. We continue to challenge the status quo and push boundaries to offer the best trading platform with the most sophisticated features all for the lowest cost to our customers. Software development is the lifeblood of our firm, and it shows in our stellar brokerage platform. Job Description As a member of our Operations team, the Platform Operations Engineer will help in addressing operational needs of a mixed on-premise and cloud Linux environment. In this role, the person is expected to have knowledge of DevOps tools, understanding of block, file and object storage technologies and have a strong background in Linux System Administration and Operations. They have excellent problem-solving and troubleshooting...

Job Title Systems Engineer - Linux/AIX Job Purpose About the business and the role               We’re Fiserv, a global leader in Fintech and payments enabling innovative financial services experiences that are in step with the way people live and work today. The company’s approximately 44,000 associates proudly serve clients in more than 100 countries, so our customers, members and consumers can move money when and where they need it, at the point of thought. Our aspiration is to move money and information in a way that moves the world. As a FORTUNE™ 500 Company and one of FORTUNE Magazine World’s Most Admired Companies for the 8th consecutive year, we are committed to excellence and purposeful innovation. Explore the possibilities of a career with Fiserv and Find Your Forward with us. What does a great System Engineer do? The engineer will be responsible to lead complex projects and issues within the functional technical area and cross-functional area and...

This is Adyen Adyen provides payments, data, and financial products in a single solution for customers like Facebook, Uber, H&M, and Microsoft - making us the financial technology platform of choice. At Adyen, everything we do is engineered for ambition.  For our teams, we create an environment with opportunities for our people to succeed, backed by the culture and support to ensure they are enabled to truly own their careers. The people of Adyen are motivated individuals who tackle unique technical challenges at scale and solve them as a team. Together, we deliver innovative and ethical solutions that help businesses achieve their ambitions faster. Linux System Engineer  Adyen is looking for an experienced Linux System Engineer for its Infrastructure Engineering team in Amsterdam. This position involves working on distributed, real-time, 24/7 systems with interesting performance and security requirements. In this role you’ll be responsible for building,...

Job Description As a member of our Operations team, the Platform Operations Engineer will help in addressing operational needs of a mixed on-premise and cloud environment. In this role, the person is expected to have strong background in Linux System Administration and Operations. They have excellent problem-solving and troubleshooting skills. The person should have a passion for automation and learning new skills and technologies. Responsibilities Essential job functions included but are not limited to the following: Strong operational skills, with ability to work with end users to understand requirements and resolve trouble tickets. Drive consistent standardised solutions across IB for all hardware, software, configurations, and processes. Implement tools and processes for efficient and effective operational management of the environment -- change management, monitoring, alerting, etc Schedule and provide after-hours or weekend support when necessary,...

This is Adyen We took an unobvious approach to starting a payments company, building a platform from scratch. Today, we're the payments platform of choice for the world's brightest companies. Our unobvious approach is a product of our diverse perspectives. This diversity, of backgrounds, cultures, and perspectives, is essential in helping us maintain our momentum. Our business challenges are unique, we need as many different voices as possible to join us in solving them - voices like yours. So no matter where you’re from, who you love, or what you believe in, we welcome you to be your true self at Adyen. Linux Security Engineer Adyen is looking for Linux Security Engineers for its Infrastructure & Operations team in Amsterdam. You will be working on a distributed, real-time, 24/7 system with interesting performance and security requirements. Your main goal is keeping our in-house developed platform in secure shape. You’ll be hardening, re-building and refactoring...

End Date Thursday 22 June 2023 Salary Range £48,663 - £70,291 We support agile working – click here for more information on agile working options. Agile Working Options Hybrid Working Job Description Summary Our mission In the Economic Crime Prevention (ECP) Platform, our mission is to reduce harm to our communities by enhancing the Group's capability to prevent, detect and respond to economic crime. The ECP Platform sits within Consumer Relationships and plays a critical role in providing services across the whole Group. About the role We believe that people don't always fit neatly into roles, and we value everyone's individual skills, experience, and knowledge — it's what makes you unique! We’re looking to recruit a Software Engineer who will support the development and delivery of our Google Cloud Platform applications. You will work within a Software Engineering team embedded into the Lab of multidisciplinary staff, to create the best outcomes for our...

End Date Tuesday 06 June 2023 Salary Range £48,663 - £70,291 We support agile working – click here for more information on agile working options. Agile Working Options Hybrid Working Job Description Summary Software Engineer - Back End - CS&E Platform Location: London based with flexibility to work from home 2-3 days per week Salary & Benefits: £48,663.00 - £70,291.00 GBP base salary plus annual personal bonus, 15% employer pension contribution (when you put in 6%), 4% flexible cash pot, private medical insurance, 30 days holiday plus bank holidays. Job Description Who are Lloyds Banking Group? Lloyds Banking Group is the UK’s leading digital bank and biggest mobile bank with nearly 14 million active online customers across our three main brands – including Lloyds Bank, Halifax and Bank of Scotland – as well as the biggest mobile bank in the country.  We’re investing £3bn in our future – across platforms, people and data capabilities to...

End Date Tuesday 06 June 2023 Salary Range £48,663 - £70,291 We support agile working – click here for more information on agile working options. Agile Working Options Hybrid Working Job Description Summary Software Engineer - Fullstack - CS&E Platform Location: London based with flexibility to work from home 2-3 days per week Salary & Benefits: £48,663.00 - £70,291.00 GBP base salary plus annual personal bonus, 15% employer pension contribution (when you put in 6%), 4% flexible cash pot, private medical insurance, 30 days holiday plus bank holidays. Job Description Who are Lloyds Banking Group? Lloyds Banking Group is the UK’s leading digital bank and biggest mobile bank with nearly 14 million active online customers across our three main brands – including Lloyds Bank, Halifax and Bank of Scotland – as well as the biggest mobile bank in the country.  We’re investing £3bn in our future – across platforms, people and data capabilities to...

End Date Sunday 18 June 2023 Salary Range £45,054 - £67,581 We support agile working – click here for more information on agile working options. Agile Working Options Flexibility in when hours are worked Job Description Summary Lloyds Banking Group is committed to help Britain prosper and become the best bank for customers. As part of this we’re transforming our digital capability, providing customers with simpler, seamless interactions across online, mobile and branches. LBG digital channels have over 12 million active online customers with over 1 billion logons per year. Our aim is to build a forward-thinking engineering capability that supports the business in delivering high quality, efficient and positive impact outcomes for customers. Our Software Engineers ensure the products we deliver are fit for purpose and meet the quality and standards that our customers expect. This role is within the Stockbroking Lab which supports Halifax Share Dealing LTD...

Optiver is looking for a Data Engineer to join our Systematic Trading team. This opportunity will allow you to be at the forefront of our research process, harnessing the power of data to drive our trading strategies. We are seeking a pragmatic problem solver who possesses a proven track record in handling vast datasets. Who we are: Optiver is a tech-driven trading firm and leading global market maker. As one of the oldest market making institutions, we are a trusted partner of 70+ exchanges across the globe. Our mission is to constantly improve the market by injecting liquidity, providing accurate pricing, increasing transparency and acting as a stabilizing force no matter the market conditions. With a focus on continuous improvement, we participate in the safeguarding of healthy and efficient markets for everyone who participates. Optiver Chicago’s culture parallels the energetic city we’re immersed in. Home to the Chicago Board of Trade, Chicago Board Options...

WHO WE ARE: Optiver’s Sydney office is one of the primary players within Asian markets, trading a range of products. As an active participant on the Hong Kong, Korea, Singapore, Taiwan and Japan exchanges, we act as Optiver’s APAC head office. Since 1996, our Sydney location has gone from five traders to more than 300 driven, dedicated team members from all over the world. Set against the backdrop of one of the world’s most liveable cities, life at Optiver Sydney offers unlimited access to world-class activities. We’re surrounded by a plethora of bars, restaurants, cafes, shops, gyms and more. And with picturesque beaches and national parks right on our doorstep, there’s always something new to discover. WHAT YOU'LL DO: As a Trading Operations Engineer, you will be first responder to incidents and responsible for seeing the problems through until they're resolved, all the while communicating updates to the relevant stakeholders and taking preventative action afterwards...