Lexington, Massachusetts, United States Hybrid / WFH Options
Encode
site test hardware. Qualifications & Required Skills: - Active Secret Clearance (or higher). - Strong understanding of networking applications and protocols, including TCP/IP, DNS, NTP, DHCP, SSH, FTP, and HTTP/S (5 years of experience). - Proficiency in software documentation (5 years). - Extensive experience in C/C++ programming (15 years). - Development experience on a Linux platform More ❯
Huntsville, Alabama, United States Hybrid / WFH Options
Gridiron IT Solutions
Experience with Python or PowerShell Experience performing Incident Response and Forensics in cloud computing environments Knowledge of Enterprise Network Architecture, including routing, switching, common protocols, including DHCP, DNS, or HTTP, and devices, including Firewalls, Proxies, or VPN Knowledge of the lifecycle of cybersecurity threats, attacks, attack vectors, and methods of exploitation Knowledge of intrusion set tactics, techniques, and procedures (TTPs More ❯
Hybrid integration. Fluency in English (written and spoken). Basic experience in Java or .NET, with a focus on back-end development. Familiarity with networking and security ( DNS, firewalls, HTTP, SSL/TLS, etc. ) and DevOps principles (CI/CD, testing). Knowledge of Enterprise Integration Patterns is a plus. Experience with collaboration tools such as Atlassian, GitLab, etc . More ❯
Guildford, Surrey, South East Hybrid / WFH Options
BAE Systems
concurrency techniques Detailed knowledge of Linux development including build systems, tools, compilers, kernel and drivers Knowledge of computer networking and deep packet inspection, particularly TCP/IP but also HTTP, DNS, DHCP, tunnelling protocols (GTP, MPLS, L2TP) Complimentary languages and technologies such as Ruby, Python, Puppet and Bash Experience of working in an Agile scrum team, and the tooling that More ❯
with low-level storage concepts such as filesystems, system calls, deduplication, file I/O, and caching You have a good grasp of backend fundamentals: load balancers, reverse proxies, HTTP/TLS, REST APIs, JWT, and secure communication You've built and run large-scale distributed platforms that don't just work, they perform and scale Clean, maintainable, testable code More ❯
associated technologies such as KEDA, Karpenter, ClusterAutoscaler, CoreDNS, Expert knowledge of SQL and/or NoSQL database technologies Expert knowledge of various messaging protocols and technologies such as REST, HTTP/S, AMQP, WebSocket Expert knowledge of Confluent Kafka Experience and good understanding of core technologies provided by GCP/AWS, such as S3, FSX, EKS, SQS, SNS, Kinesis, AmazonMQ More ❯
Exeter, Devon, United Kingdom Hybrid / WFH Options
Met Office
operational environment, with evidence of managing and adapting to change. ( Lead Criteria) Proficient in Linux and Windows operating systems, command line interfaces and standard network protocols (e.g. FTP or HTTP). A better together ethos to deliver a strong customer and service focused approach, being able to communicate technically complex information effectively with customers at all levels. Experience with Cloud More ❯
growing other talented team members. You can also mentor or brainstorm with other backend developers. Our stack Mostly inGolang with a bit ofJavaScriptandTypeScript Communication between services is done using HTTP Rest, and most of our databases are backed by PostgreSQL Everything runs in Kubernetes on GCP Preferred experience Skills & background Strong communication skills both in French & English to facilitate the More ❯
Nottingham, Nottinghamshire, East Midlands, United Kingdom Hybrid / WFH Options
Experian Ltd
to analysts (Logs review, IP Block question).?Mentor other analysts (process question, tool usage) Qualifications Must have knowledge of network protocols (TCP/IP, UDP, ICMP), standard protocols (HTTP/S, DNS, SSH, SMTP, SMB), wireless networking, networking infrastructure, and network topologies (DMZ, VPN, WAN) and network technologies (WAF, IPS, Routers, Firewalls) Experience with commercial & opensource SIEMs, full packet More ❯
About the Job Linux and HTTP Virtualisation Software Developer Our Client is looking to recruit a candidate with experience of developing software for the virtual support market. It is essential that the you can demonstrate skills and experience in the following areas: Linux (Ubuntu and CentOS, management & maintenance etc.) Knowledge of Configuration Management Automation tools like Chef (also valid Puppet … Saltstack, Ansible) Understanding of API documentation, implementation and supporting customers using these Expert knowledge of HTTP (including RESTful services) Best practice understanding of Hardware, Virtualization, Clustering, High Availability, Disaster Recovery and Security Basic IP networking skills It is also desirable for to be experienced in or familiar with the following (these will become part of the day to day role More ❯
management in Globalscape servers Proficiency in scripting languages such as PowerShell, Python, or VBScript for automation and customization In-depth knowledge of file transfer protocols: FTP, SFTP, FTPS, AS2, HTTP/S Familiarity with security concepts including encryption, digital certificates, SSL/TLS, and access controls Experience integrating file transfer systems with enterprise applications, databases, and cloud services (AWS, Azure More ❯
technology such as REST, JSON or Thrift Testing web applications with Selenium WebDriver Big data technology such as Hadoop, MongoDB, Kafka or SQL Network principles and protocols such as HTTP, TLS and TCP Continuous integration systems such as Jenkins or Bamboo What you can expect: At Global Relay, there's no ceiling to what you can achieve. It's the More ❯
years of hands-on experience with Cloudflare WAF - policy management, custom rules, and advanced security configurations Strong grasp of the OSI model , especially Layers 3-7 Excellent knowledge of HTTP, HTTPS, SSL, TLS, mTLS Familiarity with authentication protocols such as SAML , OAuth , or similar Scripting skills in Python (other programming languages are a plus) Solid understanding of PKI and certificate More ❯
or squad. Experience working with backend services and mobile technologies. Exceptional programming skills, especially in building APIs with modern OO languages like Java, and knowledge of SOLID principles, SOA, HTTP, and REST. Experience with AWS and cloud-based development. Designing secure, scalable architectures. Effective communication and collaboration skills to maximize inner-sourcing and reduce waste. Proven ability to deliver high More ❯
and security. Your skills and experience Candidate should have 5 8 years experience in QA testing role in embedded and IoT products. Understanding embedded systems, IoT protocols (MQTT, CoAP, HTTP), and cloud integration. Testing hardware, firmware, and performance of IoT devices. Verifying communication protocols (Wi-Fi, Zigbee, Bluetooth) and network coverage. Ensuring secure authentication, data encryption, and penetration testing for More ❯
with security scanning tools, including SAST and SCA (e.g. Snyk, Checkmarx) and DAST tools (e.g. OpenZAP, Qualys DAST). Technical Breadth: Solid understanding of networking protocols (TCP/IP, HTTP/3, AMQP, etc.), cloud network design (VPNs, subnets, zones), and integration technologies (e.g. Auth0, API management tools). Operational Awareness: Ability to manage and support large-scale software estates More ❯
Committed, flexible, and with demonstrated ability to maintain high levels of productivity with minimal supervision. Good understanding of API technologies and troubleshooting (i.e.: you know what cURL does, know HTTP response codes, etc.) Comfortable working within a Linux environment. Intermediate SQL knowledge (MySQL or Postgres experience preferred) Experience with logging and monitoring tools such as Kibana, Splunk, AppDynamic, SumLogic, Grafana More ❯
Manchester, Lancashire, England, United Kingdom Hybrid / WFH Options
Lorien
Proven advanced support and troubleshooting skills. Essential: Strong experience with monitoring tools (Instana, Splunk, Solarwinds, Prometheus, Grafana). Windows & Linux troubleshooting. ITIL environment experience. Understanding of website hosting (DNS, HTTP/S, Certs, basic networking). Excellent communication skills. AWS knowledge is a plus. Benefits: Salary: £45,000 Company bonus Hybrid working (2 days in office) Flexible hours 25 days More ❯
City of London, London, United Kingdom Hybrid / WFH Options
Connexa
standards (including VICS, XML) * Experience with EDI translators, preferably TLE and BizLink * Hands-on knowledge of OpenText EDI platform is desirable * Understanding of communication protocols such as FTP, AS2, HTTP, TCP/IP * Background in retail, manufacturing or logistics industries * Strong customer service, troubleshooting and problem-solving skills * Ability to work independently in a fast-paced environment * Exposure to UNIX More ❯
London, South East, England, United Kingdom Hybrid / WFH Options
Connexa
standards (including VICS, XML)* Experience with EDI translators, preferably TLE and BizLink* Hands-on knowledge of OpenText EDI platform is desirable* Understanding of communication protocols such as FTP, AS2, HTTP, TCP/IP* Background in retail, manufacturing or logistics industries* Strong customer service, troubleshooting and problem-solving skills* Ability to work independently in a fast-paced environment* Exposure to UNIX More ❯
Oxford, Oxfordshire, United Kingdom Hybrid / WFH Options
Symmetric Recruitment Ltd
and documentation as we grow What you’ll bring: Strong hands-on experience testing complex web applications in a commercial environment Solid understanding of how modern web apps work — HTTP, cookies, APIs, sessions, rendering, responsiveness Experience testing across a variety of browsers, screen sizes, and device types Familiarity with the Microsoft tech stack (.NET Core, Azure, SQL Server) Ability to More ❯
Sheffield, Yorkshire, United Kingdom Hybrid / WFH Options
Pendo
management patterns and libraries (eg Pinia, Vuex, Redux) Strong foundation in software engineering principles, including data structures, algorithms, and software design Solid understanding of web application architecture, including APIs, HTTP requests, databases, caching, and related concepts Used testing frameworks such as Jest to write and maintain unit tests for your code, and browser automation tools such as Cypress or Playwright More ❯
Newcastle Upon Tyne, Tyne and Wear, England, United Kingdom Hybrid / WFH Options
Nigel Wright Group
enhancing software systems that support internal stakeholders and global operations.Key responsibilities include: Developing and maintaining robust Java-based applications (Java 8/11) Working with threading, JDBC, sockets, and HTTP(S) protocols Supporting application deployment on application servers, ideally Wildfly Collaborating with internal teams to understand requirements and deliver solutions Contributing to the technical direction and continuous improvement of our More ❯
Manchester, Lancashire, England, United Kingdom Hybrid / WFH Options
Circle Recruitment
Required: Strong proficiency in JavaScript and modern frameworks such as React, Angular, or Vue. Solid understanding of HTML, CSS, and responsive design principles. Experience working with REST APIs and HTTP/S protocols. A collaborative mindset with excellent communication skills. A curious, R&D-oriented approach to development-testing, measuring, and iterating. Desirable (but not essential): Familiarity with Android or More ❯
or hybrid environments (Azure preferred) A deep understanding of the Salesforce platforms, with experience supporting secure integration and development Strong knowledge of networking protocols (e.g. TCP/IP, UDP, HTTP/3) and cloud network architecture (VPNs, subnets, zones) Experience with API security and integration-related platforms such as Auth0 or API Gateways Proficiency with security tools including SAST (e.g. More ❯