london (city of london), south east england, united kingdom Hybrid / WFH Options
Principle
resolving issues efficiently. Key requirements Minimum 2 years’ experience in application or technical support Confident with SQL – running queries, joins, analysing data structures Able to read and troubleshoot scripts – Unix shell, Bash, and UI scripts Understanding of web-based UI behaviour is a bonus Strong communication and problem-solving skills This is a hands-on support role with a focus More ❯
Haves BS/MS in Computer, Electrical, Electronics Engineering or equivalent Current experience in developing high quality, high performing code in modern C++ (C++17 and higher) Strong knowledge of Unix/Linux environments Experience with inter-process communication frameworks (gRPC, DDS, Zenoh etc.) Experience working with deployed hardware systems and remote device management Experience with unit testing using methodologies like More ❯
london (city of london), south east england, united kingdom
CXC
Haves BS/MS in Computer, Electrical, Electronics Engineering or equivalent Current experience in developing high quality, high performing code in modern C++ (C++17 and higher) Strong knowledge of Unix/Linux environments Experience with inter-process communication frameworks (gRPC, DDS, Zenoh etc.) Experience working with deployed hardware systems and remote device management Experience with unit testing using methodologies like More ❯
Haves BS/MS in Computer, Electrical, Electronics Engineering or equivalent Current experience in developing high quality, high performing code in modern C++ (C++17 and higher) Strong knowledge of Unix/Linux environments Experience with inter-process communication frameworks (gRPC, DDS, Zenoh etc.) Experience working with deployed hardware systems and remote device management Experience with unit testing using methodologies like More ❯
City of London, London, United Kingdom Hybrid / WFH Options
Hawksworth
for extensions as a long-term assignment. Mandatory key skills: Solid experience with Q/KDB+ creating and managing large KDB stacks. Knowledge about software delivery process and methodologies. UNIX OS knowledge. Desirable skills : Clear communication & systematic reasoning. Have front office knowledge of the FX business or quantitative finance. Knowledge of data visualisation tools like Altair Panopticon or Power BI More ❯
london (city of london), south east england, united kingdom Hybrid / WFH Options
Hawksworth
for extensions as a long-term assignment. Mandatory key skills: Solid experience with Q/KDB+ creating and managing large KDB stacks. Knowledge about software delivery process and methodologies. UNIX OS knowledge. Desirable skills : Clear communication & systematic reasoning. Have front office knowledge of the FX business or quantitative finance. Knowledge of data visualisation tools like Altair Panopticon or Power BI More ❯
progression within a dynamic, forward-thinking engineering team What You’ll Do Take ownership of the day-to-day management and stability of the organisation’s global Linux/Unix infrastructure, spanning on-premises and cloud environments. Build, optimise, and secure AWS environments using Infrastructure-as-Code tools such as Terraform. Develop and maintain automation frameworks for provisioning, patching, and … Need Strong background in RHEL/Linux systems administration and automation Hands-on experience with AWS and related services (EC2, S3, IAM, RDS) Expertise in Terraform, Puppet, Foreman, and Unix shell scripting Solid understanding of networking fundamentals (TCP/IP, DNS, SFTP, NTP, etc.) Experience with enterprise server hardware (HP, Dell) and storage technologies Familiarity with virtualisation and containerisation (VMware More ❯
london (city of london), south east england, united kingdom
Tempest Vane Partners
progression within a dynamic, forward-thinking engineering team What You’ll Do Take ownership of the day-to-day management and stability of the organisation’s global Linux/Unix infrastructure, spanning on-premises and cloud environments. Build, optimise, and secure AWS environments using Infrastructure-as-Code tools such as Terraform. Develop and maintain automation frameworks for provisioning, patching, and … Need Strong background in RHEL/Linux systems administration and automation Hands-on experience with AWS and related services (EC2, S3, IAM, RDS) Expertise in Terraform, Puppet, Foreman, and Unix shell scripting Solid understanding of networking fundamentals (TCP/IP, DNS, SFTP, NTP, etc.) Experience with enterprise server hardware (HP, Dell) and storage technologies Familiarity with virtualisation and containerisation (VMware More ❯
City of London, London, United Kingdom Hybrid / WFH Options
CLS Group
do at CLS and define and shape a supportive and inclusive working environment in which everyone is encouraged to be open and forward-thinking Job information: Functional title - Infrastructure Unix Support Department - Technology Corporate level - Assistant Vice President Report to - Vice President Location - London, onsite 2 days per week Key Responsibilities Provide project support for the Production Linux environments with More ❯
london (city of london), south east england, united kingdom Hybrid / WFH Options
CLS Group
do at CLS and define and shape a supportive and inclusive working environment in which everyone is encouraged to be open and forward-thinking Job information: Functional title - Infrastructure Unix Support Department - Technology Corporate level - Assistant Vice President Report to - Vice President Location - London, onsite 2 days per week Key Responsibilities Provide project support for the Production Linux environments with More ❯
FTE depending on performance and budget. Your Profile: Good knowledge of object-oriented programming (e.g., Java). Familiarity with web application stacks. Experience with scripting languages: JavaScript, Python, Perl, Unix/Windows Shell. Understanding of Linux/Unix systems. Experience with relational databases (e.g., MySQL, Oracle). Interested? Next Steps... If you're ready to make an impact in a More ❯
london (city of london), south east england, united kingdom
Principle
FTE depending on performance and budget. Your Profile: Good knowledge of object-oriented programming (e.g., Java). Familiarity with web application stacks. Experience with scripting languages: JavaScript, Python, Perl, Unix/Windows Shell. Understanding of Linux/Unix systems. Experience with relational databases (e.g., MySQL, Oracle). Interested? Next Steps... If you're ready to make an impact in a More ❯
Senior Java Developer - Java, Kotlin, Concurrency, Kafka, RDBMS, Unix, Linux, Front Office, Multi-threading Role Overview: I am seeking a Senior Java Developer to join a leading Investment Bank as part of their global front-office technology team. This is a hands-on position focused on working with a real-time, event-driven system that underpins our industry-leading platform. … development from design through to production deployment. Collaborate effectively with cross-functional teams, balancing independence and teamwork. Key Skills: Java Kotlin Concurrency Message-driven architectures - Kafka, MQ SQL Queries Unix/Linux scripting Multithreading This is a full time role offering a salary of up to £130k. You will be required to attend the office in London 3 times per … week. If you are interested or know anyone who might be please apply or email me direct - adam.wirth@nicollcurtin.com Senior Java Developer - Java, Kotlin, Concurrency, Kafka, RDBMS, Unix, Linux, Front Office, Multi-threading More ❯
london (city of london), south east england, united kingdom
Nicoll Curtin
Senior Java Developer - Java, Kotlin, Concurrency, Kafka, RDBMS, Unix, Linux, Front Office, Multi-threading Role Overview: I am seeking a Senior Java Developer to join a leading Investment Bank as part of their global front-office technology team. This is a hands-on position focused on working with a real-time, event-driven system that underpins our industry-leading platform. … development from design through to production deployment. Collaborate effectively with cross-functional teams, balancing independence and teamwork. Key Skills: Java Kotlin Concurrency Message-driven architectures - Kafka, MQ SQL Queries Unix/Linux scripting Multithreading This is a full time role offering a salary of up to £130k. You will be required to attend the office in London 3 times per … week. If you are interested or know anyone who might be please apply or email me direct - adam.wirth@nicollcurtin.com Senior Java Developer - Java, Kotlin, Concurrency, Kafka, RDBMS, Unix, Linux, Front Office, Multi-threading More ❯
on experience building Nutanix environments Solid understanding and experience with NSX-T Familiarity with Operational Technology (OT) environments (beneficial) Experience with SCCM, SolarWinds, and enterprise monitoring tools Understanding of Unix/Linux fundamentals Experience with cloud platforms (e.g., AWS, Azure) Strong analytical and troubleshooting skills Excellent communication and documentation abilities Key Responsibilities of the Infrastructure Engineer: Build, configure, and manage … systems using SolarWinds Perform diagnostics, event log analysis, and advanced troubleshooting Assist with cloud platform integrations and migrations (e.g., Azure, AWS) Support and maintain enterprise systems using SCCM Leverage Unix/Linux fundamentals for cross-platform administration Collaborate with IT and OT teams to support operational technology systems The Infrastructure Engineer role is mostly remote with ad hoc travel to More ❯
C++ Software Engineer – STL – UNIX - London 🌟 Miller Maxwell is assisting a Tier-1 electronic trading organisation that is expanding its team as part of their 2026 growth plan. They seek a talented C++ Software Engineer to join the client's London team. This role will be a key contributor to the enhancement of their electronic trading ecosystem and surrounding environment. … Software Engineer: 🎓 STEM Background: A solid foundation in Science, Technology, Engineering, or Mathematics. 💻 C++ Expertise: Proven commercial experience in C++ development. 🛠️ STL Experience: Proficiency with the Standard Template Library. 🖥️ UNIX Experience: Experience working in UNIX environments. 🔍 Analytical Skills: Strong troubleshooting and diagnostic abilities. 💡 Innovative Mindset: Ability to suggest and research new technologies and quickly adapt to change. 🌟 Key Attributes: Future More ❯
london (city of london), south east england, united kingdom
Miller Maxwell Ltd
C++ Software Engineer – STL – UNIX - London 🌟 Miller Maxwell is assisting a Tier-1 electronic trading organisation that is expanding its team as part of their 2026 growth plan. They seek a talented C++ Software Engineer to join the client's London team. This role will be a key contributor to the enhancement of their electronic trading ecosystem and surrounding environment. … Software Engineer: 🎓 STEM Background: A solid foundation in Science, Technology, Engineering, or Mathematics. 💻 C++ Expertise: Proven commercial experience in C++ development. 🛠️ STL Experience: Proficiency with the Standard Template Library. 🖥️ UNIX Experience: Experience working in UNIX environments. 🔍 Analytical Skills: Strong troubleshooting and diagnostic abilities. 💡 Innovative Mindset: Ability to suggest and research new technologies and quickly adapt to change. 🌟 Key Attributes: Future More ❯
quality, consistent returns for their investors. Role Overview We are seeking an experienced Storage Systems Engineer to join their infrastructure team. The successful candidate will collaborate closely with Windows, UNIX, Network, and Database teams to design and implement solutions that meet shared storage requirements across a diverse and high-performance environment. This role involves end-to-end ownership — from product … in enterprise-grade storage systems. Key Responsibilities Design, deliver, and maintain optimized storage infrastructure to support critical business systems and trading operations. Collaborate with cross-functional infrastructure teams (Windows, UNIX, Network, Database) to define and implement shared storage solutions. Build and manage vendor relationships, including evaluation and selection of storage products and technologies. Design and implement scalable and performant storage More ❯
london (city of london), south east england, united kingdom
NJF Global Holdings Ltd
quality, consistent returns for their investors. Role Overview We are seeking an experienced Storage Systems Engineer to join their infrastructure team. The successful candidate will collaborate closely with Windows, UNIX, Network, and Database teams to design and implement solutions that meet shared storage requirements across a diverse and high-performance environment. This role involves end-to-end ownership — from product … in enterprise-grade storage systems. Key Responsibilities Design, deliver, and maintain optimized storage infrastructure to support critical business systems and trading operations. Collaborate with cross-functional infrastructure teams (Windows, UNIX, Network, Database) to define and implement shared storage solutions. Build and manage vendor relationships, including evaluation and selection of storage products and technologies. Design and implement scalable and performant storage More ❯
