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, HTTP(S), SSH, FTP, SMTP ). Experience with Windows Group Policy Objects and access/permissions control via GPO. More ❯
Birmingham, West Midlands (County), United Kingdom
Syntax Consultancy Ltd
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, HTTP(S), SSH, FTP, SMTP). More ❯
Glasgow, Lanarkshire, Scotland, United Kingdom Hybrid / WFH Options
McGregor Boyall Associates Limited
automation in collaboration with operations and infrastructure teams What We're Looking For: Required: Solid Java development experience Strong understanding of Linux/Unix systems, networking (TCP/IP, HTTP, SSL), and OS concepts Excellent communication and documentation skills Passion for automation and scalable infrastructure Desired: Python, Bash, Perl or JavaScript (Angular) experience Familiarity with CI/CD tools such More ❯
Test & QA Salary: GBP Up to £29,000 Job Type: Permanent Technologies: Junior Test Python Powershell SC software testing ISTQB Test Manager Automation GUI Cyber Security VMware Docker SMTP HTTP Windows Linux Solaris 10 Unix AWS Azure Agile Testing Endeavour has an excellent career opportunity for a passionate Junior Test Engineer, who is keen to develop their career, by joining More ❯
Cambridge, Cambridgeshire, United Kingdom Hybrid / WFH Options
OLI Systems
software development with hands-on experience in creating and delivering production code. Strong and demonstrable proficiency in modern .NET/C# and Python. Good knowledge of protocols and APIs (HTTP/HTTPS, REST & JSON API) and the core trio for structuring content (HTML), styling (CSS), and interactivity (JavaScript) for the web. Hands-on experience with cloud-hosted systems with priority More ❯
Local Storage Maximum Storage Duration : Session Type : HTML Local Storage bcookie Used in order to detect spam and improve the website's security. Maximum Storage Duration : 1 year Type : HTTP Cookie QuoteID Stores the ID of your quotation cart. Maximum Storage Duration : 14 days Type : HTTP Cookie BIGipServer# Used to distribute traffic to the website on several servers in order … to optimise response times. Maximum Storage Duration : Session Type : HTTP Cookie AWSALB x2 Registers which server-cluster is serving the visitor. This is used in context with load balancing, in order to optimize user experience. Maximum Storage Duration : 7 days Type : HTTP Cookie AWSALBCORS x2 Registers which server-cluster is serving the visitor. This is used in context with load … balancing, in order to optimize user experience. Maximum Storage Duration : 7 days Type : HTTP Cookie .AspNetCore.Antiforgery.# Helps prevent Cross-Site Request Forgery (CSRF) attacks. Maximum Storage Duration : Session Type : HTTP Cookie .AspNetCore.Mvc.CookieTempDataProvider Preserves the visitor's session state across page requests. Maximum Storage Duration : Session Type : HTTP Cookie UMB_SESSION Stores domain prefix to determine whether it holds https or More ❯
UNIX Network programming Problem solving and analytical skills Full product life cycle development knowledge Visual Studio and Team Foundation Server Deep understanding of Internet standards and protocols such as HTTP, SMTP, SNMP, syslog, NTP Virtualisation technologies such as VMWare, Docker, AWS, Azure Object orientated programming languages such as C++, C#, JAVA Development experience on different operating systems such as Windows More ❯
structure, registry, and event logs. Google Workspace and/or VMware ESXi experience would be an advantage. Understanding of security concepts, networking concepts and protocols: DNS, TCP/IP, HTTP, DHCP, VPN, firewall (knowledge of SMTP, web services, email services, SNMP, FTP is a plus). Experience in one or more of the following scripting languages is desirable: Bash, PowerShell More ❯
with CI/CD workflows, Git-based version control, and DevOps principles. Cloud experience, ideally with Azure (AWS or GCP also considered). Knowledge of web standards, REST APIs, HTTP protocols, accessibility, and front-end integration. Comfortable working with Agile practices and tools (sprint planning, boards, retrospectives). Experience mentoring or guiding junior developers and leading small engineering initiatives. Package More ❯
Nottingham, Nottinghamshire, United Kingdom Hybrid / WFH Options
Capital One (Europe) plc
plan your work within an agile environment. What we're looking for Production-grade experience of developing and managing APIs using Java & Springboot. Excellent understanding of SOLID principles, SOA, HTTP and REST. Good knowledge of Maven or Gradle. Production experience running microservices on container orchestration architectures. Passionate about API testing utilising tools similar to Wiremock, Pact, Postman and Cucumber. Good More ❯
Oxford, Oxfordshire, United Kingdom Hybrid / WFH Options
Sophos Group
one of the following: Python, Perl, or Go. Experience working with commercial Linux-based products. Passion for building secure and scalable network software. Working knowledge of networking protocols (e.g. HTTP(S), FTP, TCP/IP). Excellent software design, coding, and troubleshooting/debugging skills. Solution-oriented approach to development and collaboration. Familiarity with Agile development methodologies is a plus. More ❯
Familiarity with CI/CD pipelines , Git-based version control, and DevOps culture. Experience working in cloud platforms such as Azure (preferred), AWS, or GCP. Knowledge of web technologies, HTTP protocols, REST APIs, accessibility, and front-end integration. Exposure to Agile tools and processes (e.g. sprint planning, boards, retrospectives). Previous experience mentoring junior developers or leading small engineering teams. More ❯
Familiarity with CI/CD pipelines , Git-based version control, and DevOps culture. Experience working in cloud platforms such as Azure (preferred), AWS, or GCP. Knowledge of web technologies, HTTP protocols, REST APIs, accessibility, and front-end integration. Exposure to Agile tools and processes (e.g. sprint planning, boards, retrospectives). Previous experience mentoring junior developers or leading small engineering teams. More ❯
Guildford, Surrey, United Kingdom Hybrid / WFH Options
BAE Systems (New)
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 ❯
Barnwood, Gloucester, Gloucestershire, England, United Kingdom
Claranet Limited
necessary Ability to produce reliable and well tested code Knowledgeable with SQL databases Good systems and software engineering skills Good knowledge of computer networking technologies (TCP, IPv4/IPv6, HTTP, DNS, etc..) Good knowledge of Linux and experience with virtualisation and containerisation technologies Experience working with distributed modern infrastructure (Docker/Kubernetes) Version control, CI/CD pipelines Good troubleshooting More ❯
MS Windows administration skills. Experience of VMware vSphere virtualisation systems. Good understanding and ability to perform root cause analysis across a range of protocols and topologies (TCP/IP, HTTP & HTTPS, SMTP, FTP, DNS, DHCP, X500) . Knowledge of ITIL (ITIL Foundation certificate or experience working in ITIL environments). Previous experience of project delivery & implementation of detailed designs. Knowledge More ❯
perform acceptance testing, and generate implementation documentation. Maintain accurate records of implementation progress and provide timely status updates. Learn and understand protocols such as TCP/IP, SIP, GTP, HTTP, Diameter , and lawful intercept standards (e.g., ETSI, CALEA). Collaborate with internal R&D and QA teams to ensure product readiness for deployment. Comply with information security standards and customer More ❯
Hemel Hempstead, Hertfordshire, South East, United Kingdom
Sopra Steria Limited
web applications, relational databases, firewalls, VPNs, and enterprise AntiVirus products. Good understanding of networking principles including TCP/IP, WANs, LANs, and commonly used Internet protocols such as SMTP, HTTP, FTP, POP, LDAP. It would be great if you had: Static malware analysis and reverse engineering. DV Clearance. Programming and scripting such as Python, Perl, Bash, PowerShell, C++. CREST Practitioner More ❯
Employment Type: Permanent
Salary: 25 days holidays, 6% Contributory pension, 4 x life Insurance
next Communicate clearly with both technical and non-technical stakeholders Key requirements: Fluent in Java (11+) and the Spring Framework specifically SpringBoot or similar (Quarkus, Micronaut) Strong understanding of HTTP and REST as an architectural style to build APIs. Fluent with asynchronous programming techniques and frameworks (in Java). Fluent in SQL and experience with RDBMS like Postgres and Oracle. More ❯
and compliance , planning proactively for operational impact Key requirements: Essential Skills: Fluent in Java (17+) and frameworks like Spring Boot , Quarkus , or Micronaut Deep understanding of RESTful architecture and HTTP Strong knowledge of asynchronous programming techniques in Java Proficient in SQL , with experience in RDBMS like Postgres or Oracle Experience working with Docker and docker-compose Familiarity with AWS , particularly More ❯
both technical and non-technical audiences Key requirements: Essential Skills: Strong experience with Java (17+) and frameworks like Spring Boot , Quarkus , or Micronaut Deep understanding of RESTful APIs and HTTP as an architectural style Expertise in asynchronous programming in Java Solid SQL skills and experience with Postgres or Oracle Comfortable working with Docker and docker-compose Exposure to AWS services More ❯
Splunk, etc.) Familiarity with MITRE ATT&CK and threat detection methodologies Strong analytical mindset with log, endpoint, and network analysis skills Understanding of network protocols (TCP/IP, DNS, HTTP, SMTP) Awareness of enterprise security architecture: firewalls, AV, VPNs, IDS/IPS Eligible for DV Clearance – British citizens who have resided in the UK for the past 10 years This More ❯
improvements for performance and stability at both code and configuration levels. Essential Skills Strong foundation in Linux/Unix system administration and networking protocols such as TCP/IP, HTTP, and SSL. Scripting and automation experience using Python, Perl, and shell, alongside tools like Ansible or Terraform. Proficient with Linux command-line tools. Strong troubleshooting and analytical capabilities. Excellent communication More ❯
Top 10 and web attack techniques, including XSS, SQLi, XXE, SSRF, and path traversal. Hands-on experience tuning WAFs to allow business functionality while preventing exploitation. Solid knowledge of HTTP, HTTPS, XML, JSON, REST APIs, and web application behaviours. Experience in analysing logs and traffic anomalies to detect attacks or misconfigurations. Familiarity with secure SDLC processes and working with DevOps More ❯