101 to 125 of 235 Contract LAPP Stack (Linux, Apache, PostgreSQL, PHP/Perl/Python) Jobs

Vacancy : Mid-Level Full Stack C# Developer (Contract) (Hybrid) Location : Netherlands Duration: 13 months Salary: €360 - €580 Our client is looking for a mid-level Full Stack C# Developer to join their team and be part of the Agile Release Train for case handling & market services. Responsibilities for the Mid-level Full Stack C# Developer role include … As a Mid-Level Full Stack C# Developer, you will work closely with the business to design, develop, and maintain planned features. Collaboration is key to achieving team goals, and you will play an active role in meeting the hard deadline: delivery of the MVP by Q3 2026. Candidates applying for the mid-level Full Stack C# Developer … who continuously seeks improvement Able to communicate fluently in Dutch at a professional level Nice to have for the mid-level Full Stack C# Developer role would be: PostgreSQL Grafana & Prometheus Apache Kafka More ❯

AWS Platform DevOps Engineer (SC & NPPV3) 6-month Contract Birmingham (Hybrid) £450-£500 / day Outside IR35 AWS DevOps Platform Engineer needed for a Contract position that requires travel to Birmingham 2 / 3 days a week. ACTIVE SC clearance (that has been used within the last 12 months) and NPPV3 (that's been used within … skills (e.g., Shell, Python, PowerShell, Perl, JAVA) and automation skills. Thorough knowledge of Jenkins and pipeline using Groovy script. Experience with Docker containers and Amazon Linux 2023 AMI. Experience with system monitoring tools (e.g. Grafana, Alert Manager, Prometheus, Node exporter ). Experience with Git, Jira, Confluence, and ServiceNow for incident and change management. Desired Skills and … Experience: Hands-on DevOps delivery experience working on Digital or Technology projects at a government organisations. Knowledge of Windows System Update Service and DFS Replication. Linux system administration experience : building, hardening, and managing Linux operating systems. MS Active Directory configuration and management. Firewall and switch configuration and patch management. Understanding of network topologies and common network protocols and services (DNS More ❯

Linux Engineer - Porton Down - On-site - Full Time Day rate: £450 - £500 p / d Outside IR35 Contract: 6 months (possible extension) Location: Porton Down, Salisbury (On-site, 5 days a week) Clearance: DV Clearance Start: ASAP We are seeking an experienced Linux Engineer to join our client's team on a 6-month contract in Salisbury. This … on the design and strategy for the target network. Configuring and deploying ~20 servers and workstations. Integrating legacy hardware model servers from an old DSI network into the existing Linux standalone network. Working with and adapting the lab's standalone infrastructure to create a new combined network. Producing clear documentation and records to ensure smooth ongoing maintenance. Designing, proposing, and … implementing improvements in: - Linux software updates and workstation configuration. - User account / domain configuration.- Shared filesystems.- Browser-based software management tools. Essential: Strong hands-on experience with Linux, networking, and domain management. Proven ability to configure, integrate, and deploy servers / workstations. Experience within secure / defence or lab-based environments (desirable). Excellent More ❯

s possible. Publish your findings in top-tier AI conferences and journals, showcasing your work to the global research community Who You Are: A PhD holder in ML / AI, Computer Science / Engineering, or a related field. A strong foundation in Mathematics, Machine Learning, NLP, and Deep Learning. Hands-on experience in one or more … of these areas: Generative AI, Parameter-efficient Fine-tuning, Model Compression, Foundation Models, Large Language Models (LLMs), Data / Model Privacy, or Prompting Methods. First-author publications in prestigious ML / AI conferences / journals (e.g., ICML, NeurIPS, ICLR, EMNLP, CVPR, ECCV … IEEE TPAMI, AAAI). Proficient in programming languages like Python, Java, or C++, and experienced with Machine Learning libraries (e.g., PyTorch, SciKit, NumPy). Comfortable working in Linux environments and collaborating in a hybrid team setup. Exceptional communication, teamwork, and problem-solving skills. Why Join Us? Be part of a team that’s at the forefront of AI More ❯

Senior C++ Contract Software Engineer - C++ | Application Focused | Multi-threaded Development | Linux | Inside IR35 3 days per week near Crawley Between £450 - 500 per day inside IR35 C++ development experience requirements: Proficient C++ experience. Delivered highly functional, performance-driven, user-friendly applications. Proficient client-side development experience. Experience in developing multi-threaded applications. Experience with REST, JSON & web services. Experience … using a crash reporting solution. Experience of debugging on target hardware. Proficient skills in CLion or Eclipse. Linux-specific UI / UX concepts should be understood. A deep understanding of the nuances of the Linux (Ubuntu) platform. Familiarity with using RPM / installers. Desirable: Experience in developing in other high-level languages, such as C#, Java … Python, JavaScript, PPP, and XML. Experience with Valgrind. Efficient memory management experience. Efficient usage of disk IO experience. Cryptography. Low-level Smartcard comms / NFC interfacing. Experience writing simulators and test harnesses. More ❯

Python Developer Financial Services | Sheffield | Hybrid (3 days on-site) Contract: Until end of 2025, rolling extensions Inside IR35 Were partnering with a leading financial services client in Sheffield who are seeking a Skilled Python Developer to join their team. Youll be instrumental in building scalable automation solutions to streamline and optimise database operations. This is … APIs for database management and automation workflows Troubleshoot automation issues across scripting, APIs, and containerised environments Required Skills: Proven experience in Python development & FastAPI Strong knowledge of PostgreSQL database administration Excellent problem-solving, debugging, and analytical skills Nice to Have: Exposure to observability tools ( Prometheus, Grafana, OpenTelemetry ) Experience with enterprise tools (Control M, True Sight, Guardium, Tenable Nessus … Delinea) Understanding of security and software development in highly regulated environments End-to-end experience with CI / CD pipelines Agile ways of working (Jira, etc.) Secrets management ( HashiCorp Vault ) Containerisation & deployment with Docker & Kubernetes Location: Sheffield (3 days per week on-site, hybrid) Duration: Initial contract to December 2025, rolling extensions IR35 Status: Inside More ❯

an AWS DevOps Engineer you will be responsible for: Design, deliver, and support scalable AWS infrastructure Automate infrastructure providing with CloudFormation, Terraform, or AWS Build and maintain CI / CD … pipelines using Jenkins, GitHub Actions, AWS Code Pipeline Integrate security tools into CI / CD Use Chef or Ansible for server configuration, patching etc. Administer and troubleshoot Linux systems Develop and deploy containerized applications with Dockers and AWS Collaborate with engineering and product teams to align infrastructure with business needs Proven skills and experience to help you succeed … EC2, ECS, ECR or similar (essential) Hands-on experience with Terraform or similar technologies Hands-on experience with Jenkins and Git Experience with scripting tools such as Shell, Python, Groovy, or similar Experience with Docker PLEASE NOTE: You need to have active SC Clearance to be considered for this role Further Information Available upon Application. Please note, due More ❯

develop simulations and representations of real equipment. Our approach to software development includes Configuration control Continuous Integration Continuous Delivery or Deployment. Unit testing and test driven development. Skillset / experience required: Proficient in C# / C++ Microsoft Visual … Studio, Eclipse, Ability to work from high level / system view into technical detail. Excellent verbal, presentation and written communication skills Knowledge of using Microsoft Windows and Linux operating systems Non-essential Distributed simulation standards / Protocols (DIS, HLA, DDS) and web services development (JavaScript, Node JS or similar) Military Communications, Datalinks and Interfaces such as … / 1760 and Ethernet TCP / IP Practical knowledge of System integration principles and processes This is an umbrella contract, the role is Inside IR35. More ❯

and UiPath Strong understanding of HTTP, HTML / CSS / JavaScript Experience with structured data formats such as XML and JSON Knowledge of SQL Server, PostgreSQL, and Dataverse Familiarity with enterprise tools and practices: authentication / authorisation, cloud hosting (Azure), source control, package management, and monitoring tools Awareness of security considerations and mitigation strategies … Experience with the GOV.UK Design System is highly desirable Tech Stack Includes: Microsoft Power Platform (low-code development) UiPath (RPA) Power Platform Pipelines (deployment) Dynatrace (application monitoring) Azure (cloud infrastructure) Dataverse & SQL Server (databases) GOV.UK Design System (web interfaces More ❯

and UiPath Strong understanding of HTTP, HTML / CSS / JavaScript Experience with structured data formats such as XML and JSON Knowledge of SQL Server, PostgreSQL, and Dataverse Familiarity with enterprise tools and practices: authentication / authorisation, cloud hosting (Azure), source control, package management, and monitoring tools Awareness of security considerations and mitigation strategies … Experience with the GOV.UK Design System is highly desirable Tech Stack Includes: Microsoft Power Platform (low-code development) UiPath (RPA) Power Platform Pipelines (deployment) Dynatrace (application monitoring) Azure (cloud infrastructure) Dataverse & SQL Server (databases) GOV.UK Design System (web interfaces More ❯

Job Title: Senior Platform Delivery Lead (BPMN & DMN Orchestration Platform - Camunda) Location: London (3 days a week on-site) Contract Length: Until 31 / 03 / 2026 (possibility for extension) Working Pattern: Full Time Rate: Highly competitive rate available for suitable candidates Join Our Team! Are you ready to lead the charge in delivering innovative BPMN … Java 21, Spring Boot 3.x, Kafka Frontend Development: Angular 15+, React 18+, REST APIs CI / CD Tools: Jenkins, Docker, Kubernetes Monitoring & Alerts: Prometheus, Grafana Data Persistence: PostgreSQL, MongoDB, Redis Why Join Us? Be part of a forward-thinking organisation that values diversity, inclusion, and sustainability. Work in a collaborative environment where your ideas and contributions are valued. More ❯

Job Title: Senior Platform Delivery Lead (BPMN & DMN Orchestration Platform - Camunda) Location: London (3 days a week on-site) Contract Length: Until 31 / 03 / 2026 (possibility for extension) Working Pattern: Full Time Rate: Highly competitive rate available for suitable candidates Join Our Team! Are you ready to lead the charge in delivering innovative BPMN … Java 21, Spring Boot 3.x, Kafka Frontend Development: Angular 15+, React 18+, REST APIs CI / CD Tools: Jenkins, Docker, Kubernetes Monitoring & Alerts: Prometheus, Grafana Data Persistence: PostgreSQL, MongoDB, Redis Why Join Us? Be part of a forward-thinking organisation that values diversity, inclusion, and sustainability. Work in a collaborative environment where your ideas and contributions are valued. More ❯

We're looking for an experienced IBM Power / Midrange Systems Engineer to join our team. You'll be a key player in supporting our critical Linux-based infrastructure, which runs on IBM Power-VM and VMware ESXi platforms. About the Role: You'll manage and maintain Linux servers, ensuring top-tier performance and security. You'll troubleshoot … complex issues as a 2nd and 3rd-line support expert. You'll contribute to key infrastructure projects and ensure our systems are highly available. What You'll Need: Strong Linux skills (RHEL / SLES) and expertise in shell scripting (Bash / Korn). Experience with IBM Power-VM and automation tools like Ansible / More ❯

and two or more application runtime environments (e.g., physical servers, virtual servers, container clusters, serverless, or database platforms). Proficiency in at least one scripting language, with experience building Linux or Windows servers, or container-based environments. Familiarity with continuous integration and continuous delivery (CI / CD) tools across varied technology stacks. Experience with infrastructure monitoring for availability … performance, and / or security. Understanding of infrastructure security principles, including vulnerability management, secrets management, network security, and supply chain security. (Desirable) Experience with automated testing, performance testing, and stress testing tools. Organisation: Initial 12-month contract Fully remote role with occasional on-site attendance as required Competitive day rate Robert Half Ltd acts as an employment business … upon your experience, qualifications and training. If you wish to apply, please read our Privacy Notice describing how we may process, disclose and store your personal data: gb / en / privacy-notice. More ❯

Defence or Government organisations Highly experienced in containerising Front End (React / TypeScript) and back end (.NET / C#) services SC Cleared Tech: .NET, C#, Linux, React, TypeScript, Kubernetes, Docker, ELK Within this role, you will be responsible for: Own the process of containerising frontend (React / TypeScript) and backend (.NET / … image standards to ensure security, consistency, and performance Administer and operate Kubernetes clusters across Development, Integration, ISE, and COTS environments Deploy, monitor, and govern workloads, including upgrades, ingress / routing, secrets management, and resource policies Implement and enforce Kubernetes RBAC, namespaces, and resource quotas Own and govern GitLab CI / CD pipelines end-to-end for More ❯

Customer Support Engineer - S6 Scada Support Engineer 6 Month contract initially Based: Hybrid working Rate: £Market rates p / d (via Umbrella company) We have a great opportunity with a world leading organisation where you will be provided with all of the support and development to succeed. A progressive organisation where you can really make a difference. We … Applications, OMS, 2. Storm Assist and DER 3. Familiarity with User Interface, SCADA and Modelling tools 4. Knowledge of both Transmission and Distribution electrical grids 5 Working knowledge of Linux, Windows, Oracle, SQL, Shell script, SOAP messages, Jasper Report and Cassandra 6. Working knowledge of TCP / IP protocols, IP Addressing, routing, LAN, DNS, Active Directory, Firewalls & Switches … / knowledge / experience: (As applicable) 1. ADMS S6 2. Power On Fusion (PoF) or Power On Advantage (PoA) 3. SCADA and Modelling tools 4. Linux, Windows, Oracle, SQL, Shell script, SOAP messages, Jasper Report and Cassandra This is an excellent opportunity on a great project of work, If you are looking for your next exciting More ❯

Engineer to join a leading technology programme, focusing on the deployment, configuration, and lifecycle management of Red Hat OpenShift clusters . The role involves leveraging automation and CI / CD workflows to deliver secure, scalable, and reliable platform operations across on-prem and cloud environments. Key Responsibilities: Deploy, upgrade, and manage OpenShift clusters. Automate infrastructure and configuration with … Terraform, Ansible, and Helm . Manage CI / CD workflows and application deployment with GitHub and Operators . Implement security best practices (RBAC, network policies, image handling). Collaborate with DevOps and development teams to support containerized workloads. Maintain reliability, monitoring, and logging for platform performance. Required Skills & Experience: Strong hands-on expertise with Red Hat OpenShift & Kubernetes … . Automation tools: Terraform, Ansible, Helm . CI / CD practices and GitHub workflows . Podman and container image management. RHEL administration & troubleshooting . Monitoring, logging, and scripting for operational efficiency. Experience with Elastic Container Registry . If you believe your profile is a potential fit for this role, get in touch with me and we can discuss More ❯

Full Stack Engineer (Gen AI Focus) Hybrid working - London | Start ASAP | Contract Inside IR35 Our client is seeking to hire a Senior Full Stack Engineer to join their Automation Team, focusing on Gen AI solution building and automation. This is a senior, hands-on role where you'll design, build and optimise both back-end and front-end … systems, contributing to cutting-edge AI initiatives across multiple projects. Key Responsibilities: Design, develop and maintain server-side logic using Python and manage APIs for integration with third-party services. Develop front-end interfaces using JavaScript and frameworks such as React. Build and deploy Agentic systems and Retrieval-Augmented Generation (RAG) systems with Large Language Models (LLMs). … front-end development (React / JavaScript) and DevOps / maintenance tasks. Proficiency in building Agentic systems and multi-agent architectures. ETL and data management experience (Postgres, BigQuery, Azure, Snowflake). Ability to design solutions, validate requirements and anticipate risks independently. Experience coordinating with multiple engineering and product teams. Preferred Qualifications: Experience in graph databases and advanced More ❯

native tools, ideally on Google Cloud Platform. Hands-on experience with BigQuery and data transformation frameworks such as Dataform or DBT is essential. A strong background in SQL (particularly PostgreSQL), ETL / ELT processes, and working with large datasets is required. Experience integrating and preparing data for business intelligence tools like Tableau is also necessary. Familiarity with CI … / CD practices in a data engineering context, version control (e.g., Git), and strong problem-solving skills are vital. The ability to communicate technical concepts clearly to non-technical stakeholders is also important. Experience with orchestration tools such as Airflow, knowledge of Python or other scripting languages, and familiarity with data governance and security best practices More ❯

to software development includes: o Configuration control o Continuous Integration o Continuous Delivery or Deployment. o Unit testing and test driven development. Key Skillset Essential: Proficient in C# / C++ Microsoft Visual … Studio, Eclipse, Ability to work from high level / system view into technical detail. Excellent verbal, presentation and written communication skills Knowledge of using Microsoft Windows and Linux operating systems Desirable: Distributed simulation standards / Protocols (DIS, HLA, DDS) and web services development (JavaScript, Node JS or similar) Military Communications, Datalinks and Interfaces such as … / 1760 and Ethernet TCP / IP Practical knowledge of System integration principles and processes More ❯

to software development includes: o Configuration control o Continuous Integration o Continuous Delivery or Deployment. o Unit testing and test driven development. Key Skillset Essential: Proficient in C# / C++ Microsoft Visual … Studio, Eclipse, Ability to work from high level / system view into technical detail. Excellent verbal, presentation and written communication skills Knowledge of using Microsoft Windows and Linux operating systems Desirable: Distributed simulation standards / Protocols (DIS, HLA, DDS) and web services development (JavaScript, Node JS or similar) Military Communications, Datalinks and Interfaces such as … / 1760 and Ethernet TCP / IP Practical knowledge of System integration principles and processes More ❯

instrumental in enhancing system monitoring and performance analysis. Essential Skills: Proficiency in PHP or Python Solid understanding of Oracle and relational databases Comfortable with both Linux and Windows environments Hands-on experience with monitoring tools (e.g., AppDynamics, ITRS, Elastic APM, Grafana) Desirable: Experience with Angular, NodeJS Knowledge of APIs, ETL processes, and scripting Familiarity with Openshift More ❯

trips to London office) Contract: 6-months (OIR35) Rate: £400-450 p / day Start date: Asap Key Responsibilities: Design, build, and maintain scalable microservices and full-stack applications. Engineer and manage cloud infrastructure (Azure as primary, AWS / GCP as secondary). Identify and implement cloud cost efficiencies while maintaining performance. Oversee container orchestration … regulatory standards in sensitive industries. Provide senior-level support, troubleshooting, and performance monitoring with modern observability tools. Mentor and support junior engineers, collaborating with global teams. Required: Proven full-stack development expertise Node.js, TypeScript, JavaScript, and C#, .NET. Hands-on experience with cloud platforms … Azure preferred, AWS / GCP beneficial). Skilled in Kubernetes, Docker, Terraform, Helm, and CI / CD automation. Strong background in databases including SQL Server, PostgreSQL, and NoSQL (MongoDB, Redis). Track record of delivering measurable business impact through optimisation, migrations, or performance improvements. Strong communicator, able to translate technical solutions into business value. Experience working More ❯

areas of DevOps, cloud, platform and infrastructure engineering, both internally and in client sites. Profile The Infrastructure Engineer will contribute to the design and implementation of enterprise and / or web-scale hosting platforms and can administer application servers, web servers and databases. Deep understanding of cloud and virtualisation platforms, infrastructure automation and application hosting technologies with strong … application runtime platforms including physical servers, virtual servers, container clusters, serverless and databases. Write scripts using at least one scripting language and are comfortable building one or more of: Linux servers, Windows servers, or container clusters. Experience with continuous integration and continuous delivery tools with different tech stacks including Terraform integration into CI / CD pipelines Worked with … tools, stress and performance testing Company Global market leading technology consultancy Remote working - occasional visitis to their London office Initial 12 month contract Salary & Benefits The salary range / rates of pay is dependent upon your experience, qualifications or training . Robert Half Ltd acts as an employment business for temporary positions and an employment agency for permanent More ❯

teams, utilizing DCIM tools, and ensuring compliance with operational, safety, and regulatory standards. The ideal candidate will have expertise in Wintel and RHEL environments, storage management, and backup / recovery strategies. Key Responsibilities: Plan, coordinate, and forecast data center capacity requirements (power, cooling, space, network) across multiple facilities. Collaborate with IT and facilities teams to define and manage … Infrastructure Management) tools to maintain accurate records and visualizations. Evaluate new technologies and best practices to enhance operational efficiency. Maintain and support enterprise Wintel environments (Windows Server 2016 / 2019 / 2022) and RHEL infrastructure. Monitor and manage SAN / NAS storage systems, including provisioning, tiering, capacity planning, and performance optimization. Support backup, recovery More ❯