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Linux Engineer Sheffield £35,000 – £45,000 Chapman Tate Associates are proud to be recruiting for a Linux Engineer on behalf of a growing organisation based in Sheffield. This is an excellent opportunity for a technically strong Linux professional who is looking to broaden their exposure across IT Infrastructure and Networking within a supportive and forward-thinking environment. As a Linux Engineer, you will play a key role in managing, maintaining, and improving the company’s Linux-based systems. While Linux will be your primary focus, the role will also involve supporting wider IT infrastructure and networking projects, offering a varied and well-rounded technical position. You will be responsible for ensuring system reliability, performance, and security, while also contributing to ongoing infrastructure improvements and future technology initiatives. Key Responsibilities • Administration, maintenance, and optimisation of Linux servers, • Monitoring system performance and ensuring high availability, • Troubleshooting and resolving technical issues across Linux environments, • Supporting IT infrastructure projects (servers, virtualisation, storage), • Assisting with networking tasks including switches, firewalls, and connectivity, • Contributing to system upgrades, patching, and security best practices, • Collaborating with wider IT teams to deliver technical improvements Skills & Experience Required • Strong experience with Linux system administration (e.g., RedHat, CentOS, Ubuntu or similar), • Experience with virtualisation technologies (VMware, Hyper-V or similar), • Basic to intermediate networking knowledge (TCP/IP, DNS, DHCP, VLANs, firewalls), • Experience supporting broader IT infrastructure environments, • Strong troubleshooting and problem-solving skills, • Ability to work both independently and as part of a team What’s on Offer • Salary between £35,000 – £45,000 depending on experience, • Opportunity to gain broader infrastructure and networking exposure, • A varied technical role with real ownership and responsibility, • Supportive working environment with opportunities for development If you are a Linux Engineer looking for a role where you can take ownership of systems while expanding your infrastructure and networking expertise, we would love to hear from you. To apply or find out more, please contact Chapman Tate Associates for a confidential discussion.

DevOps Engineering Tech Lead – Sheffield Our client is looking for a talented DevOps Engineering Tech Lead to join their team in Sheffield. This is a hands-on leadership role, working with OpenShift, Ansible, Python, and container technologies to deliver scalable DevOps solutions. Key Responsibilities • Develop, deploy, and manage OpenShift Container Platform Virtualization (OCPV) environments., • Automate infrastructure provisioning and configuration using Ansible., • Write and maintain Python scripts for automation, monitoring, and integration tasks., • Collaborate with DevOps, cloud, and application teams to deliver scalable and robust solutions., • Troubleshoot and resolve issues related to OCPV, Ansible playbooks, and Python automation., • Document processes, configurations, and best practices.Skills & Experience, • Proven experience with OpenShift Container Platform Virtualization (OCPV)., • Expertise in Ansible (playbooks, roles) and Ansible Tower., • Strong Python programming skills for automation and scripting., • Familiarity with CI/CD pipelines and DevOps best practices., • Solid understanding of Linux systems and networking., • Excellent problem-solving, communication, and leadership skills.Why Apply?, • Lead DevOps initiatives for a forward-thinking organization., • Work with modern technologies in a collaborative, innovative environment., • Competitive salary and benefits package. To apply, please submit your CV

JOB TITLE: Software Engineer DEPARTMENT: Software – Technology REPORTS TO: Software Manager JOB HOLDER'S NAME: 1. PURPOSE OF JOB: To provide hands-on software engineering expertise to support the Software team to bring new products to market whilst improving the design and performance of all existing products. 2. PRINCIPAL ACCOUNTABILITIES: • To develop maintainable, well-structured software in line with coding standards, • To work collaboratively with colleagues in the Software team, Technology department, other departments and international offices, • To be actively involved in the formal product development process, from idea generation and screening, through concept and prototype development, to final design verification and validation, • To identify new areas of research and work closely with other product development team members to deliver product solutions that fulfil the needs of the customer, • To generate requirements documentation to ensure objectives and technical specifications are clearly defined, • To provide guidance and support during the seamless transition of new projects from development into mainstream production, • To always act in a professional manner to develop products which are aligned with the principles, strategy and goals of the business and expectations of the customer 3. CONTEXT There is a requirement within the Technology team for a Software Engineer-end, to accelerate development of new and existing products. 4. KNOWLEDGE & EXPERIENCE The Job Holder must have: • Minimum 1-2 years’ C# software development experience in a commercial environment., • A keen eye for detail and identifying problems at an early stage, • An innovative and self-motivated approach, good all-round engineering knowledge, a flexible attitude and be able to work in a multi-disciplinary team to meet time and budget deadlines The Job Holder may also have:, • 3 years’ commercial software development experience for industrial products, • Qualified to HND / Degree standard in software engineering or similar discipline, • Interested in building DevOps skills and experience (TeamCity or similar e.g. Azure Devops), • Have experience of a variety of database technologies and platforms, such as MS SQL (T-SQL), PostgreSQL and SQLite, • Have experience of version control systems such as Git, • Good understanding of applying advanced domain driven design and development principles to industry best practices, • Awareness of standard design pattern (and anti-patterns), • Ability to translate technical terminology and produce similar standard documentation for peers, • Experience of developing intranet-based browser applications, • Experience of developing GUI front ends (XAML/Blazor/Razor), • Experience of implementing REST web services, • Have embedded software development experience using C++ or C (for Linux), • Willingness to travel internationally on an occasional basis, • Able to demonstrate an ability to communicate effectively with customers and suppliers Skills Matrix, based on our tech stack (ordered by desirability) Primary Skill Including C# ASP.Net Core EF Core Blazor / Razor JSInterop WPF (legacy) SQL T-SQL PostgresSQL Message Queue MQTT RabbitMQ Data Analysis / Visualization Python Jupyter Notebook R/RStudio Plotly M2M (Industrial Control) OPCUA Modbus/TCP C++ Embedded Linux Microcontroller (Platform IO) SQLite DevOps TeamCity ESXI/Hypervisor Docker/PodMan

Network Engineer £32,000 - £40,000 Sheffield We are looking for a Network Engineer to support the day-to-day operation, monitoring, and maintenance of our clients' networks. You will work closely with 2nd Line support, senior engineers, and Head of Networks to ensure their network runs efficiently. This is an excellent opportunity for someone who is looking to broaden their technical expertise, develop automation skills, and gain exposure to modern network engineering practices. Key Responsibilities: • Take ownership of day-to-day network operations - keeping core routers, switches, and firewalls running smoothly while supporting new sites and upgrades., • Play an active role in improving how we work by getting involved in automation projects and helping strengthen our monitoring and alerting tools., • Work closely with colleagues across engineering and support, sharing knowledge and contributing to a positive, collaborative team environment., • A solid understanding of networking fundamentals, TCP/IP, and common protocols., • Hands-on experience configuring and troubleshooting routers, switches, and firewalls., • Strong Linux knowledge and command-line experience., • Experience delivering technical support in a customer-focused environment., • Bonus Scheme (profit share), • Birthday day off, • Flexible Holiday scheme, • Hybrid working, • Increased Holiday based on length of service Modis International Ltd acts as an employment agency for permanent recruitment and an employment business for the supply of temporary workers in the UK. Modis Europe Ltd provide a variety of international solutions that connect clients to the best talent in the world. For all positions based in Switzerland, Modis Europe Ltd works with its licensed Swiss partner Accurity GmbH to ensure that candidate applications are handled in accordance with Swiss law. Both Modis International Ltd and Modis Europe Ltd are Equal Opportunities Employers. By applying for this role your details will be submitted to Modis International Ltd and/ or Modis Europe Ltd. Our Candidate Privacy Information Statement which explains how we will use your information is available on the Modis website.

DDI Subject Matter Expert (SME) Overview We are seeking a highly experienced DDI SME with deep expertise in enterprise DNS, DHCP, and IPAM environments. This role requires strong hands-on experience with VitalQIP (Cygna QIP), Cygna AMS/AMM, and F5 GTM (BIG-IP DNS), including building and managing GTM clusters in large-scale environments. This is a senior-level, strategic and operational role supporting mission-critical global DDI services. What You’ll Do • Define, deliver, and support strategic DDI services aligned to business goals, • Act as SME for enterprise DNS, DHCP, and IPAM platforms, • Lead DDI-related projects end-to-end, ensuring successful delivery, • Manage and maintain enterprise-scale DNS and DHCP environments, • Ensure high availability and minimise disruption to customers, • Perform risk assessment, change planning, and post-change validation, • Drive service improvements and lifecycle optimisation, • Design, build, and manage F5 GTM clusters, • Configure and support Global Server Load Balancing (GSLB), • Integrate GTM with enterprise DNS infrastructure, • Global Collaboration & AgileWork within a global team environment, • Participate in agile ceremonies (stand-ups, sprint planning, retrospectives), • Support operational deliverables across regions Required Experience (Must Have) • VitalQIP (Must Have), • Cygna AMS/AMM (Must Have), • F5 GTM (Must Have – including GTM cluster build), • IP addressing & subnetting, • Routing, • DNS, • DHCP Additional / Desirable Experience Experience with: • Infoblox, • EfficientIP, • Linux administration, • SQL knowledge, • Automation exposure (Ansible, Jenkins, Git/GitHub), • Scripting skills (Python, Perl, Shell, SQL, YAML, JavaScript), • Strong service management & stakeholder engagement capability, • Experience supporting large, mission-critical, global platforms

About the Company We are looking for a Senior Unix Systems Engineer to join Paragon and take technical ownership of their Unix estate across the UK and international hosting environment. About the Role As the Senior Unix Systems Engineer, you’ll act as the technical lead and senior escalation point for Unix platforms across Paragon’s hosting estate. You’ll be responsible for the stability, performance, security, and ongoing improvement of AIX and Linux environments, while supporting infrastructure strategy, automation, and mentoring within the team. This is a senior, hands-on role for someone who enjoys being close to the platform, leading by example, and shaping how Unix systems are designed, supported, and improved across on-prem and cloud environments. Responsibilities • Act as the senior technical authority for Unix platforms across Paragon, • Design, build, support, and optimise AIX and Linux environments (Red Hat, Oracle Linux, CentOS), • Provide 3rd line support and senior escalation for complex Unix incidents, • Lead patching, upgrades, lifecycle management, and platform improvements, • Support Unix platforms across on-prem VMware and public cloud environments (AWS, Azure, OCI), • Drive automation, scripting, and configuration improvements to reduce manual effort, • Ensure Unix environments meet security, compliance, backup, and DR requirements, • Work closely with cloud, infrastructure, security, and application teams, • Contribute to platform strategy and mentor engineers within the team, • Participate in an on-call rota and occasional out-of-hours work Qualifications • Extensive experience supporting AIX and Linux in enterprise environments, • Strong knowledge of Oracle Linux, including Ksplice, • Experience across on-prem, hybrid, and cloud infrastructure, • Solid understanding of virtualisation, storage, and Unix networking, • Strong troubleshooting skills and ability to resolve complex, business-critical issues, • Experience working in ITIL-governed environments, • Confident communicator, comfortable working with senior technical and non-technical stakeholders Required Skills • Unix or Linux certifications (RHCE, RHCSA, or similar), • Strong scripting and automation experience (Bash, Python, PowerShell), • Experience working in AWS, Azure, or OCI, • Previous experience mentoring engineers or acting as a technical lead Pay range and compensation package Salary: £68,000 Contract: Permanent Location: Remote (UK based) Equal Opportunity Statement We are an equal opportunity employer, and we encourage job applications from people of all backgrounds. All qualified applicants will receive consideration regardless of gender, race, religion, age, disability, sexual orientation, or marital status. This is a permanent remote role – with occasional travel to Paragon sites. Hours Monday–Friday, 9am–5pm. Please note that due to the high volume of responses we receive, only successful applicants will be contacted.

Job Title: Platform Operations Engineer Department: AI Lab – Platform Operations Team Location: Remote Employment Type: Full-time, Permanent Overview We are actively looking to secure multiple Platform Operations Engineers to join Experis, part of the ManpowerGroup — a global organisation with over $20 billion in annual revenue and more than 1,000 consultants on assignment across 20 clients worldwide. Experis UK is in an exciting growth phase, with ambitious expansion plans and deep partnerships across multiple industries. Our model is personal and career-focused: we invest in our consultants through continuous training, technology exposure, and collaborative development. About the Role IBM’s AI Lab is building next-generation AI platforms and services. To support this mission, we’re growing our Platform Operations Team, responsible for the cloud infrastructure that powers our AI services. As a Platform Operations Engineer, you’ll work across AWS, Kubernetes, and internal automation tools to ensure the platform runs smoothly, securely, and efficiently. This role suits someone who enjoys working at the intersection of software development and operations — writing code, automating infrastructure, and supporting high-performance machine learning environments. Key Responsibilities • Deploy, manage, and monitor applications on AWS EKS (Kubernetes), • Build and maintain Helm charts, manifests, and ArgoCD configurations, • Contribute Python code for internal tooling, automation, and services, • Manage CI/CD pipelines (e.g. Concourse, GitLab CI), • Troubleshoot issues in networking, permissions, and application performance, • Work with development teams to streamline deployment and scaling of AI systems, • Maintain secure cloud environments through thoughtful IAM and Terraform configurations Essential Skills and Experience • Strong hands-on experience with Kubernetes (deployment, debugging, Helm), • Intermediate to advanced Python development skills, • Familiarity with CI/CD pipelines, especially writing and debugging them, • Solid understanding of AWS services (EKS, IAM, S3), • Confident with Linux-based environments and containerization (Docker) Ideal (Bonus) Skills • Experience with Helm, ArgoCD, and GitOps workflows, • Practical knowledge of Terraform for infrastructure-as-code, • Understanding of Kubernetes networking, ingress management, and certificate handling, • Exposure to OAuth/OpenID, certificates, and authentication proxies

About the Company We are looking for a Junior Unix Engineer to join Paragon’s hosting and infrastructure team and support the day-to-day running of their Unix estate. About the Role As a Junior Unix Engineer, you’ll support the management and maintenance of Unix platforms across Paragon’s hosting estate, spanning on-prem, private cloud, and public cloud environments. You’ll work closely with senior engineers, helping to keep systems secure, stable, and performing well, while building your experience across automation, troubleshooting, and service improvement. This role is ideal for someone early in their Unix career who wants hands-on exposure across enterprise environments, cloud platforms, and modern infrastructure, while learning from experienced engineers and developing their technical skill set. Responsibilities • Support and maintain AIX and Linux systems (Red Hat, Oracle Linux, CentOS), • Provide 2nd line support for Unix platforms, helping resolve incidents and service requests, • Assist with system patching, upgrades, and routine maintenance, • Monitor platform performance, availability, and capacity, • Support Unix environments across VMware and cloud platforms (AWS, Azure, OCI), • Follow ITIL-based change and incident management processes, • Help maintain documentation and configuration records, • Contribute to automation and continuous improvement initiatives, • Participate in an on-call rota and occasional out-of-hours support Required Skills & Experience: • Experience supporting AIX and/or Linux in a production environment, • Working knowledge of Oracle Linux, including Ksplice, • Understanding of virtualisation, storage, and Unix networking, • Basic scripting skills (Bash, Python, or PowerShell), • Experience working within ITIL-governed environments, • Strong problem-solving skills and a willingness to learn, • Good communication skills and a collaborative approach Preferred Skills • Exposure to cloud platforms (AWS, Azure, or OCI), • Experience with automation tools such as Ansible or similar, • Relevant certifications (RHCSA, RHCE, CompTIA Linux+), • Experience working across multi-site or enterprise environments Pay range and compensation package Salary: £35,000 Contract: Permanent Location: Remote (UK based) Equal Opportunity Statement We are an equal opportunity employer, and we encourage job applications from people of all backgrounds. All qualified applicants will receive consideration regardless of gender, race, religion, age, disability, sexual orientation, or marital status. This is a permanent remote role – with occasional travel to Paragon Sites. Hours Monday–Friday, 9am–5pm. Please note that due to the high volume of responses we receive, only successful applicants will be contacted.

Code Wizards Group is a world leader in backend and multiplayer infrastructure for the gaming industry. From high-scale AAA console and PC games to fast-paced mobile indie titles, we empower studios to bring multiplayer experiences to life. Within the Group lie Multiplayer Wizards, whose sole responsibility is to help game studios to run and operate their game infrastructure seamlessly for the players. We're on the search for some Contract DevOps Engineering talent to join the team working on some specific game migration work. Are you a highly productive DevOps Engineer, looking to use your wealth of games industry knowledge and your technical DevOps skills to help keep games online and running, whatever challenges are thrown at you? In this role, you will use your skills to help educate others in the team and act as an escalation point for head-scratching problems. Incidents are no problem, and you are happy to pick up and run with an outage, working with internal teams and the customer to keep the game infrastructure online. DUTIES AND RESPONSIBILITIES • Diagnosing and performing root cause analysis on customer infrastructure, including in incident scenarios, • Proactively identify and raise methods of improving team efficiency and procedures to improve support to the customer, • Assisting with escalated issues and navigating scenarios across multiple teams, • Writing clean, scalable, and performant scripts & code, • Forming part of a regular on-call rotation supporting our customers and internal teams SKILLS AND EXPERIENCE • Experience working in the gaming industry having migrated a live service game in production., • Knowledge of backend systems for online games and ideally exposure to game engines, Unity, Unreal etc., • An excitement to expand your knowledge on unfamiliar infrastructure and tools, • Automation knowledge on a wide variety of tools – Ansible, Terraform, Grafana, and Kubernetes, etc., • Prior experience migrating a game from one Cloud provider onto AWS, • Excellent knowledge of containers, virtual machines and Linux server administration, • Demonstrable experience in programming or personal code-based projects. Please note, initially, we will be looking at people with knowledge of the Games Industry.

The Role in a Nutshell We are looking for a Backend-focused Full Stack Developer (Mid or Senior) to join our mission of transforming global access to sport. While we use Angular on the frontend, this role is roughly 80% Backend and Infrastructure. You will take ownership of the Playfinder and Bookteq platforms, ensuring our backend logic is robust and our infrastructure is secure and scalable. Our technical foundations are: • Core Back-End (Primary Focus): Modern PHP (8.2+), Symfony (6.4+), REST APIs, and SQL/Redis., • Infrastructure & DevOps: Owning our release management, security, and infrastructure (Terraform/Ansible)., • Front-End Support: Collaborating with our dedicated Frontend Dev using Angular, TypeScript, and SCSS., • Engineering Quality: A commitment to TDD, SOLID principles, and clear technical documentation. Why join? You will be the primary technical owner of our backend and infrastructure. Whether you are a strong Mid-level dev looking for more autonomy or a Senior looking to lead architectural decisions, you will play a pivotal role in our next two years of strategic growth. Package: £45k-£70k (Subject to experience) + Share Option Scheme + 25 Days Holiday + B’day Off About Playfinder, powering Bookteq Playfinder is a consumer sports marketplace and SaaS booking software scale-up based in Central London. We want to transform access to sport globally and our mission is to provide the best sports booking software and experience. We do this by providing high quality customer experiences on our search and booking marketplace, Playfinder, that has given over 1 million players access to pitches and courts for over 20 sports through our software annually. Alongside this, we enable self-service access and operations for facility operators and activity providers through our booking software, Bookteq. Together, our products drive increased utilisation of sports facilities, additional income for operators, and greater social impact in local communities, enabling more people in more places to play sports. Our Core Values; we are… 🚀 Mission-Driven - We’re different to other companies because of our dedication to improve the lives of both operators and players, and we carry this burden by striving to provide the best technology and customer experience to both sides of the experience. 🧬 Change-Makers - We want people who won’t accept the status quo, but who find a way to improve how something is done, repeatedly. Change making is about having the guts and ambition to bring about positive change. 🧠 Specialists - Our people strive to be specialists in their field, to take accountability and, coupled with a passion to learn, do what they do better than anyone else. Role Summary We are looking for a skilled and passionate Full Stack Developer to work alongside our tech team, General Manager, and commercial colleagues. Playfinder is in a critical phase in its growth; this role is pivotal to ensure we can meet the needs of an ever-evolving and expanding market. This is also a rare opportunity to join a company that has completed the transition from startup to high growth scale up and has a clear, realistic, and exciting two-year strategic plan. The role would be ideal for someone who wants to take real ownership. What we're looking for: • As a Mid-level candidate: You are a confident and talented coder eager to learn from our leadership team and help shape strategic direction while maintaining a robust PHP/Angular stack., • As a Senior candidate: You bring architectural thinking, a passion for mentoring, experience in end-to-end delivery, and the ability to influence our technical roadmap. Key Responsibilities • Backend Ownership: Building new features and maintaining our tech stack., • Collaboration: Providing technical feasibility advice to the product working group and supporting the Frontend Developer with robust API contracts., • Infrastructure & Security: Owning our releases, managing cloud infrastructure, and ensuring system security. Skills & Experience: • Backend: Expert-level modern PHP (8.2+), Symfony (6.4+), and REST API design., • Front-End: Modern Angular development (Components/State Management), TypeScript, and SCSS., • Documentation: Proficient in consuming, interpreting, and maintaining technical documentation., • DevOps & Tools: Experience with (or a strong desire to own) infrastructure as code (Terraform/Ansible), release management, and security best practices., • Data: Knowledge of SQL, Redis, and performance optimisation., • Frontend: Capable of working within Angular components when required., • Quality: Demonstrated understanding of SOLID, DRY, TDD, and technical documentation., • Process: Familiarity with Scrum/Agile and navigating trade-offs in complex systems. Bonus Experience: • Elasticsearch queries, API Platform, and Server Side Rendering (SSR)., • Familiarity with AWS or GCP would be a plus Package and Benefits • Salary: £45,000 – £70,000 (Subject to experience)., • Time Off: 25 days Annual Leave + Birthday Day Off, • Equity: EMI Share Option Scheme., • Wellbeing: Flex Wellbeing Allowance & NEST Pension Scheme., • Perks: Mac or Linux Laptop, Summer & Xmas socials, and Office refreshments. Location & Hours • Type: Full-time, 40 hours per week (Flexible core hours)., • Location: Remote-First (UK-Based) with Hybrid Flexibility. While our HQ is in Central London, our tech team operates with a degree of flexibility. Ideally, you are within commutable distance to join us in London one day a week (typically Mondays) for collaboration. However, for the right candidate located further afield, we are happy to discuss a flexible arrangement with occasional travel.

Position Summary Be part of the mission to keep the UK safe. We work with Defence & Security clients on some of the most ambitious technology programmes in the country. Our teams are growing across Technology and Transformation — and if you hold UK DV-level Security Clearance, we’d love to hear from you. The Opportunity We’re looking for an experienced Senior Technology Consultant to help digitise defence — combining modern innovation with traditional military functions. You’ll work with clients to solve complex technology challenges, shape cloud strategies, and deliver scalable, secure environments for mission-critical system Key Requirements All applicants must hold active UK DV (Developed Vetting) Security Clearance. Core consulting capabilities: • Strong ability to provide pragmatic, clearly articulated solutions to complex business challenges, • Proven experience managing workloads, meeting deadlines, and delivering tangible results, • Confident communication skills with both technical and non-technical audiences, • Experience leading teams and managing deliverables, • Ability to assess and select vendors/products, • Strong understanding of cloud migration and architecture We’re looking for candidates with skills in one or more of the following areas: Cloud Architecture & Engineering • Cloud platforms: AWS, Azure, Google Cloud Platform, or OCI, • Container technologies (Docker, Rocket) and orchestration (Kubernetes, OpenShift, Rancher, Swarm), • Infrastructure as Code (Terraform, CloudFormation, ARM, GCP CDM), • CI/CD and cloud automation tooling, • DevOps philosophies and toolchains, • Linux and Windows automation frameworks (Ansible, Puppet, PowerShell, etc.), • Version control and deployment tools (Jenkins, SVN, GitHub), • Awareness of cloud security, performance, and non-functional requirements Cloud Consulting • Defining and delivering Cloud Strategy and Operating Models, • Developing business cases for cloud investment, • Product and service selection for cloud solutions, • Leading agile ceremonies and stand-ups, • Architecting and delivering cloud platforms, • Understanding and advising on emerging cloud technologies and challenges, • Maintaining strong relationships with cloud vendors (AWS, Azure, GCP) Technical Authoring • Translating architectural information into clear, technical documentation for engineering and development teams, • Publishing and maintaining network documentation using tools like Git or markup-based repositories, • Managing technical decision processes and facilitating backlog discussions About the Business – Technology and Transformation Distinctive thinking, deep expertise, and a collaborative mindset — that’s what defines us. Our Defence and Security teams support clients to make the UK a safer place. From organisational change and programme management to advanced technology integration, we help clients deliver their mission through innovation and precision. Location and Working Model You’ll be based in Bristol, London, or Manchester, with hybrid working. We understand the importance of balance - so you’ll have the flexibility to work in the office, remotely, or on client sites as needed. Collaboration and connection remain key, but we support adaptable work styles that help you perform at your best.

ASE_Platform_Engineer 🚨 We’re Hiring: Senior Platform Engineer (Prototype) 📍 Remote / Flexible ⏳ 3-Month Contract (Part-Time Negotiable) 🏢 The Hacking Games Most security data platforms make the same trade-off: Normalise early. Lose fidelity. Query fast. We’re building something that refuses that trade-off. The architecture is defined. We need a senior engineer to build it, someone who understands why the trade-offs most platforms accept are actually the source of their limitations. You’ll work at the intersection of: • Systems programming, • Data engineering, • Security telemetry 🔧 What You’ll Build (Prototype Scope): • High-fidelity telemetry ingestion (host, network, identity, cloud, • Behavioural correlation using graph-based reasoning, • Scenario reproduction with structural integrity Ideal Profile You are a senior / principal IC who: • Understands Linux internals (namespaces, cgroups, eBPF, kernel boundary, • Can read a PCAP and reconstruct application-layer behaviour, • Has built streaming data pipelines with ordering guarantees, • Has worked with high-cardinality columnar analytics (ClickHouse, DuckDB), • Understands graph modelling (Neo4j, Cypher, Gremlin), • Knows container isolation primitives beyond surface Docker usage, • Codes in Python or Go (C / Rust a plus) Highly valued: • Offensive security background, • Deep experience with EDR/SIEM structural limitations, • MITRE ATT&CK at technique level, • Infrastructure-as-code for reproducible labs, • LLM-assisted development as a core habit 💡 How We Work • AI-assisted development is mandatory, • Engineers push back with evidence, • Direct access to founders, • No bureaucracy, • High IP sensitivity (full architecture shared under NDA at interview) 🎯 What We Care About We are not looking for a polished CV. We are looking for evidence that you understand the problem space. • When applying, send 2–3 paragraphs describing:, • Where you worked with high-fidelity security telemetry, • What frustrated you about it, • What you would have done differently That tells us more than a CV. . 📩 🌐 thehackinggames.com

Infrastructure DBA | Outside IR35 | £350 - £425 | 6 months | Remote We’re partnered with an innovative company who are scaling their modern EPR platform into a fully cloud‑based SaaS solution. They’re looking for an Infrastructure DBA to own performance, reliability and zero‑downtime delivery across a large, distributed, sharded database estate. What You’ll Be Doing • Monitoring and optimising distributed/sharded databases, shard allocations, replication health and overall performance, • Tuning and maintaining MySQL (replication, VReplication, patching, performance), • Managing monitoring & alerting with Prometheus, Grafana and associated tooling, • Overseeing backups, restores and DR (validations, dry‑runs, ongoing improvements), • Reviewing DBA updates, maintaining performance baselines and driving infra optimisation, • Supporting data migrations, tenant/table loading and clinical dataset onboarding into SaaS What You’ll Need • Proven experience with large sharded/distributed databases, • Strong MySQL performance tuning expertise, • Comfortable in Linux environments Nice‑to‑Haves • Experience with Vitess, • Python for tooling, automation, or performance analysis If this is a role that suits your skillset and immediately available then please apply for the job advert directly or reach out to myself at . Infrastructure DBA | Outside IR35 | £350 - £425 | 6 months | Hybrid Reading

Keywords: Software Engineer, GCP, DevOps Engineer, DevOps, Python, GoLang, Docker, Cloud-Native, Liquidbase, CI/CD, Storage, Linux, SQL, API’s, Monitoring (Elk, Splunk, Prometheus, Grafana), Kubernetes, Terraform, Ansible, Bank, Banking. My client, a global bank based in London, is looking for a c

Key Responsibilities * Administration, maintenance, and optimisation of Linux servers * Monitoring system performance and ensuring high availability * Troubleshooting and resolving technical issues across Linux environments * Supporting IT infrastructure projects (servers, virtualisation, st

Linux device drivers (V4L2, I2C, SPI, UART, etc. Custom Linux build systems (Yocto, Buildroot).

Edinburgh Napier University are currently the number one Scottish Modern University for research in Computer Science & Informatics.The way our School of Computing, Engineering and the Built Environment works as a school is intrinsically linked with industry, to ensure our world-leading research and

Linux Systems Admin (RedHat) - DV Cleared - £75KWere seeking a Linux Server Admin to design, build, and integrate operating system and application capabilities across complex enterprise environments. Key Responsibilitiesp]:pt-0 [&>p]

A global trading firm based in Greater London is seeking a Linux System Engineer to ensure peak performance of its trading platform. Responsibilities include designing and supporting automated servers, diagnosing Linux server issues, and testing and deploying system packages. Ideal candidates will h

Customer Support Engineer (Linux) - £41k - ID43012 - 1 day per week in Gloucestershire. Strong Background using Linux Operating systems (Home Lab setups a bonus).

The role requires deep Linux expertise, advanced Ansible skills, and a proven ability in system hardening and security compliance.

A global technology firm is seeking a Junior Platform Engineer to serve as an infrastructure SME for a high frequency crypto trading operation.The role involves collaborating with development teams, driving process improvements, and supporting a multi-cloud environment.Candidates must have a Bachelo

A highly successful and growing software house is seeking an experienced Linux Administrator to enhance their team. This role involves maintaining the efficient and secure operation of company infrastructure, focusing on Linux and UNIX systems. The ideal candidate will possess extensive Linux system

You will lead efforts in designing secure systems, developing Linux device drivers, and ensuring compliance in safety-critical environments. The ideal candidate will have over 7 years of relevant experience, strong Linux skills, and a solid educational background in engineering.

The role involves working with Solaris and Linux environments, scripting for automation, and providing on-call support. A technology services firm in the UK is seeking a Unix/Linux Support Engineer to maintain and support critical systems.

Orchestration Software Engineer.Orchestration Software Engineer.Infrastructure Automation platform.You’ll be part of the Infrastructure Automation Engineering Service, designing and delivering robust, scalable automation solutions across complex enterprise environments.Translation: you’ll turn m

Develop embedded Linux systems (including Arm SoCs, Yocto, custom images, device trees, kernel/user-space work). Embedded Linux development including Yocto or similar. We're seeking an Embedded Software Engineer with strong embedded MCU and embedded Linux experience.

A dynamic technology firm is on the lookout for a Software Configuration Specialist to join their team in Oxfordshire.The successful candidate will play a crucial role in ensuring optimal system setups and processes that enhance service delivery.This position emphasizes collaboration and offers a sa

Candidates should possess a BS/MS in engineering and extensive experience in Linux systems.

Embedded Linux Field Engineering Manager. They are accomplished technologists that take a hands-on approach to embedded Linux strategy and delivery. Successful candidates will know Linux well and be proficient coders and scripters.

Applicants should have a foundational knowledge of Python, Linux, C#, or Java, ideally from their degree or industry experience.

Candidates must have a strong academic background and Linux experience.

A forward-thinking financial firm is seeking a Senior Linux Engineer / Senior Linux Systems Administrator in London. This hybrid position requires ensuring the security and performance of a mission-critical Linux estate. Ideal candidates will possess strong Linux engineering skills, VMware knowledge

An aerospace R&D firm in Frome is seeking a Software Engineer to manage the full lifecycle of software development for Linux-based systems.

Candidates should have a strong background in systems engineering and data security, with experience in Linux and enterprise backup solutions preferred. A leading European private bank located in London is seeking an expert in Linux and storage systems to lead their backup strategy.

A market-leading trading firm located in Greater London is seeking a talented Linux Engineer to manage and maintain their extensive Linux server estate. You will design, build, and support medium-sized Linux environments while ensuring high performance and stability.

You will shape how Linux is built, automated, hardened and optimised across the estate — influencing performance, resilience and operational standards in an environment where precision and reliability matter. Maintain and troubleshoot GPU‑enabled Linux servers supporting advanced modelling workl

A leading organization is seeking Skilled Infrastructure Platform Specialists in London to support their advanced IT infrastructure, HPC, and enterprise storage environments.Ideal candidates will have strong technical expertise across server and storage technologies, and experience with Dell and Nvi

Job Title: Linux Infrastructure Engineer. As a Linux Infrastructure Engineer, you will report directly to the Head of Infrastructure and play a pivotal role in building out their state-of-the-art infrastructure. Ensuring seamless deployment and administration of Linux OS environments.

This technical role requires strong Linux and Python skills to operate and improve latency-sensitive production systems.

Deep knowledge of the Linux kernel, device trees, and bootloaders such as U‑Boot and GRUB. Experience with embedded Linux graphics stacks (DRM/KMS, Mesa, Wayland). Own the full lifecycle of embedded Linux OS features—from design and architecture through implementation, release, and long-term mai

Ideal candidates will have experience in a Production Support or Integration role, with strong skills in Linux and SQL.

Candidates should have a strong background in Golang and Linux, along with excellent communication skills.

Platform Engineer - Windows or Linux - Contract - Outside IR35. Mindera is currently looking for Platform Engineers with experience in either Windows or Linux to join us on a contract basis. Hands‑on experience with Windows and/or Linux operating systems.

Infrastructure Engineer - VMware, Veeam, Zerto, Linux. Infrastructure Engineer - VMware, Veeam, Zerto, Linux. Infrastructure Engineer - VMware, Veeam, Zerto, Linux – Home/Travel to Midlands - £55,000 - £75,000.

Tech Support Specialist with a Linux focus. Strong background using Linux operating systems (home lab setups a bonus).

Linux and Windows system administration experience.