preferably within secure or classified environments • Strong proficiency in Python, Spark, SQL, and orchestration tools such as Airflow • Hands-on experience with classified data management, secure networking, and infrastructure performancetuning Preferred Experience • Familiarity with secure cloud environments (e.g., AWS GovCloud, C2S) • Strong troubleshooting and optimization skills in complex, mission-critical systems More ❯
AWS knowledge, IaC expertise with Terraform and Ansible, and a proven track record leading high-impact cloud projects. You ll understand cloud security and governance inside-out, thrive on performancetuning, and be a confident communicator with solid stakeholder skills. Familiarity with GitHub, WAFs, monitoring tools, and serverless tech like AWS Lambda is key. Bonus points for experience More ❯
analysis, design, programming, and testing. Oracle Database Minimum of five (5) years of experience working with Oracle databases, including database design, development using SQL and PL/SQL, and performancetuning of queries. Data Synchronization Minimum of three (3) years of experience developing data synchronization solutions on Oracle platforms, including ETL processes and tools and a strong understanding More ❯
London, South East, England, United Kingdom Hybrid / WFH Options
Granite Recruitment and Consulting Limited
will include: Build the data analytics platform on Databricks Build data pipelines and managed data platforms on AWS Ensuring quality of the ETL processes Automating their Databricks AWS environment Performancetuning and optimisation The tech you will be working with will include: Databricks – experience of this is essential AWS – although experience of Azure will also be fine SQL More ❯
AWS knowledge, IaC expertise with Terraform and Ansible, and a proven track record leading high-impact cloud projects. You’ll understand cloud security and governance inside-out, thrive on performancetuning, and be a confident communicator with solid stakeholder skills. Familiarity with GitHub, WAFs, monitoring tools, and serverless tech like AWS Lambda is key. Bonus points for experience More ❯
Milton Keynes, Buckinghamshire, South East, United Kingdom
Hireful
AWS knowledge, IaC expertise with Terraform and Ansible, and a proven track record leading high-impact cloud projects. You'll understand cloud security and governance inside-out, thrive on performancetuning, and be a confident communicator with solid stakeholder skills. Familiarity with GitHub, WAFs, monitoring tools, and serverless tech like AWS Lambda is key. Bonus points for experience More ❯
Apps Experience in customizing and implementing Multi-Factor Authentication services on authentication platforms such as OKTA and Identity as a Service (IDAAS) Experience in customizing iCAM COTS products and performancetuning Experience coding in Java Technologies like JDBC, Java Script framework, Spring, Spring Boot, JPA and Web Services (REST) OKTA and SailPoint development experience Familiarity with developing, deploying More ❯
Apple Safari; mobile application support and assisting users in general mobile application installation and removal on common mobile devices such as Apple IOS, Google Android, or Microsoft Windows Mobile; performancetuning and troubleshooting application issues utilizing code debugging, log analysis, or find/follow/share documented steps to resolve; retrieving data from multiple sources and performing ETL More ❯
other software and hardware. Provide technical support for both hardware and software issues that may arise. Perform system monitoring and analysis verifying the integrity and availability of all hardware, performancetuning and troubleshooting of servers, software and hardware and respond to anomalies. Regularly upgrade system software and firmware as required. Assist in integrating new applications and technologies into More ❯
and translate them into efficient, maintainable FME workflows. Implementing data transformation, validation and automation processes to ensure accuracy and scalability of suitability models. Advising on best practices in FME performancetuning, modular workflow design and reusability of components. Supporting integration with ArcGIS Pro plugins and ensuring compatibility with downstream analytical workflows. Providing knowledge transfer, documentation and mentoring to More ❯
MATLAB tools for data handling, reporting, and system interoperability. Architect modular, reusable libraries in MATLAB and Python to support scalability and consistent tool behaviour. Ensure robust error handling, logging, performancetuning, and long-term maintainability across all tools. Drive cross-platform integration with third-party systems (e.g., CRETA, INCA, BEATRICE, SQL databases). Establish best practices in documentation More ❯
MATLAB tools for data handling, reporting, and system interoperability. Architect modular, reusable libraries in MATLAB and Python to support scalability and consistent tool behaviour. Ensure robust error handling, logging, performancetuning, and long-term maintainability across all tools. Drive cross-platform integration with third-party systems (e.g., CRETA, INCA, BEATRICE, SQL databases). Establish best practices in documentation More ❯
other software and hardware. • Provide technical support for both hardware and software issues that may arise. • Perform system monitoring and analysis verifying the integrity and availability of all hardware, performancetuning and troubleshooting of servers, software and hardware and respond to anomalies. • Regularly upgrade system software and firmware as required. • Assist in integrating new applications and technologies into More ❯
performance. • Configuring and provisioning storage systems (e.g., iSCSI, NFS, VMFS), and performing patch management, data backup, and disaster recovery planning in virtualized environments. • Performing capacity planning, system monitoring, and performancetuning to identify and resolve infrastructure issues proactively. • Following formal change management processes and maintaining comprehensive documentation in accordance with organizational standards. • Communicating effectively with stakeholders and supporting More ❯
UI designers, architects, and other developers to deliver high-quality digital experiences. Integrated AEM with third-party services and APIs. Ensure code quality through unit testing, code reviews, and performance tuning. Participate in Agile ceremonies and contribute to sprint planning and delivery. Troubleshoot and resolve issues across the full stack (Front End, Back End, cloud infrastructure, deployment pipeline). More ❯
leading software company based in Dublin who are hiring a Senior Software Developer to join their growing engineering team. The role focuses on developing robust desktop applications and high-performance back-end services using a combination of C++ , C# , and .NET technologies , with additional exposure to cloud integrations and Windows-based systems. You'll be working across both legacy … and modern platforms, contributing to new feature development, performance optimisation, and architectural improvements. Responsibilities: Design, develop, and maintain critical systems using C++ and C# Lead the modernisation of Win32 SDK applications into .NET Core environments Build and consume APIs (REST/SOAP) for system integrations Collaborate closely with internal teams across architecture, DevOps, and QA Contribute to cloud-based … components using Azure functions and services Take ownership of code quality, reviews, and performancetuning Participate in Agile ceremonies, technical discussions, and mentoring juniors when needed Desktop: Win32 SDK, Windows APIs, WPF, WinForms APIs: REST, SOAP Hybrid model - 2-3 days onsite in Dublin Modern tech environment with strong investment in R&D Clear career progression and technical More ❯
Support and secure Cisco routers and switches. • Configure and troubleshoot single-board computers (SBCs) from vendors such as Themis, Motorola, and GE, running Solaris, Linux, or VxWorks. • Provide system performancetuning, capacity planning, software installation, and mass storage allocation. • Automate and virtualize system deployment and management where applicable. • Identify and evaluate new vendor products, tracking performance and More ❯
looking for a Senior Front End Engineer to lead the development of immersive, gamified user experiences. You'll work with modern frameworks and animation libraries to build responsive, high-performance interfaces that users love. What You'll Be Doing: Designing and developing UI features using React, Next.js, and TypeScript Applying gamification and animation to enhance user engagement Leading technical … planning and mentoring junior engineers Collaborating across teams to deliver seamless experiences Managing multiple projects with a focus on quality and performance What You'll Bring: 5+ years of front-end development experience Proficiency in React, Next.js, TypeScript, Node.js, CSS Experience with animation libraries (GSAP, Framer Motion, etc.) Strong understanding of responsive design and UI optimization Excellent communication and … project management skills Bonus Points For: Experience in regulated or gaming industries Familiarity with Azure, Jira, Agile methodologies Testing libraries and performancetuning Tags & Skills: Industry: Tech/Digital Product Primary Skills: React, Next.js, TypeScript, UI/UX Secondary Skills: Animation, Gamification, Agile Experience Level: Senior (5+ years More ❯
access and API platforms that power everything from trading workflows to risk and compliance systems. If you're interested in l arge-scale distributed systems , developer platforms , or high-performance APIs used by some of the most sophisticated financial institutions in the world - this is where it all comes together. Our organization includes two major platform areas: Data Access … and operational transparency at scale. We support other teams within Bloomberg by p roviding tooling , infrastructure , and governance over our shared API vocabulary, enabling them to deliver robust, high-performance integrations without reinventing core infrastructure. Our integrations enable the daily business of asset managers, banks, and financial service providers worldwide. Why Join Us? You'll be part of the … be correct, observable, and dependable. You'll join a collaborative , pragmatic engineering team that values craft and outcome over ceremony. We Will Trust You To: Design and implement high-performance , scalable , and fault-tolerant systems that support financial transaction workflows and real-time data processing. Collaborate with cross-functional teams to enhance the scalability of data access and API More ❯
platforms. Monitor, maintain, and troubleshoot distributed containerized services using Docker and Docker Swarm. Respond to and resolve incidents, working to minimize downtime and ensure high system availability. Investigate system performance, log anomalies, and service issues, escalating when appropriate. Collaborate with DevOps and software engineering teams to implement improvements and automation. Maintain thorough documentation of system configurations, processes, and known … issues. Assist in system upgrades, patching, and performance tuning. Support security compliance and auditing activities where applicable. Participate in an on-call support rotation. Required Skills & Experience: 2+ years of experience in a technical support, DevOps, or infrastructure engineering role. Strong hands-on experience with Docker and Docker Swarm in a production environment. Proficiency with core AWS services: EC2 More ❯
platforms. Monitor, maintain, and troubleshoot distributed containerized services using Docker and Docker Swarm. Respond to and resolve incidents, working to minimize downtime and ensure high system availability. Investigate system performance, log anomalies, and service issues, escalating when appropriate. Collaborate with DevOps and software engineering teams to implement improvements and automation. Maintain thorough documentation of system configurations, processes, and known … issues. Assist in system upgrades, patching, and performance tuning. Support security compliance and auditing activities where applicable. Participate in an on-call support rotation. Required Skills & Experience: 2+ years of experience in a technical support, DevOps, or infrastructure engineering role. Strong hands-on experience with Docker and Docker Swarm in a production environment. Proficiency with core AWS services: EC2 More ❯
City of London, London, United Kingdom Hybrid / WFH Options
REC SOLUTIONS LIMITED
openness, and excellence. My client work in a collaborative style and take collective responsibility for successes and our failures. We value: High personal integrity Innovative thinking Efficient and reliable performance Spark You will join a supportive team, where we aim to recruit the best people from all walks of life and diverse business backgrounds. If these sentiments align with … the day-to-day operations of the Linux infrastructure team, including both senior-level system administrators and the Linux support desk staff. This role ensures the stability, security, and performance of mission-critical Linux-based systems including multiple exchanges as well as providing strategic direction, operational excellence, effective team leadership and close collaboration with other departments Responsibilities and Duties … initiatives. Assist with planning, management and resource allocation of inter-departmental projects alongside the PM team. Oversee incident management, root cause analysis, and rapid resolution of system outages or performance degradation. Ensure compliance of procedures such as change management, patch management and security and audit processes. Assist in the maintenance of these procedures. Support regular security audits and penetration More ❯
City of London, London, United Kingdom Hybrid / WFH Options
REC SOLUTIONS LIMITED
openness, and excellence. My client work in a collaborative style and take collective responsibility for successes and our failures. We value: High personal integrity Innovative thinking Efficient and reliable performance Spark You will join a supportive team, where we aim to recruit the best people from all walks of life and diverse business backgrounds. If these sentiments align with … the day-to-day operations of the Linux infrastructure team, including both senior-level system administrators and the Linux support desk staff. This role ensures the stability, security, and performance of mission-critical Linux-based systems including multiple exchanges as well as providing strategic direction, operational excellence, effective team leadership and close collaboration with other departments Responsibilities and Duties … initiatives. Assist with planning, management and resource allocation of inter-departmental projects alongside the PM team. Oversee incident management, root cause analysis, and rapid resolution of system outages or performance degradation. Ensure compliance of procedures such as change management, patch management and security and audit processes. Assist in the maintenance of these procedures. Support regular security audits and penetration More ❯
extended period of outages Translation of business requirements into a physical model for implementation with a focus on a clear understanding of processing requirements (peak times, # trans etc.), performance, availability, recoverability, and data access methods Consulting with the application teams on both ACF2 and RACF managed database security to ensure appropriate access is provisioned for data access Defining … communication point for development teams as well as completing owned DBA remediation activities, executing internal verification processes, conducting assessments of new feature/function and providing recommendations for use. Performancetuning support and recommendations for database calls, in cooperation with the application development team. Monitoring and addressing items on exception reports to ensure a stable production environment Support … deliverables are complete and correct, and all milestone deliverables dates are met. Position requires in-depth Mainframe DB2 DBA (DB2 on Z/oS) knowledge with a focus on performance tuning. Individual should have minimum of 7-9 years of DB2 DBA experience on z/Os at a single large financial institution. Job stability is a key requirement. More ❯
d via Umbrella Key Responsibilities: * Expert-level knowledge of the Elastic Stack (Elasticsearch, Logstash, Kibana, Beats), with proven experience in architecting, deploying, and managing ELK infrastructure across distributed, high-performance environments. * Strong understanding of index lifecycle management (ILM), shard optimization, and cluster health monitoring to support low latency applications. * Practical and working knowledge of IP networking and data flow … within distributed systems. * Experience integrating ELK with packet capture/analysis tools to enhance observability of real-time systems. * Hands-on expertise in data pipeline creation, ingestion strategies, and performancetuning of Logstash and Beats for scalable telemetry. * Knowledge of Corvil and/or Pico tools is highly beneficial but not essential, particularly for ingesting network telemetry into … disaster recovery configurations for global deployment. * Strong understanding of Linux systems, containers, and cloud-native observability stacks. * Organized, self-driven, and able to manage priorities in a dynamic, high-performance trading environment. More ❯