808 Network Testing jobs in the United Kingdom
Network Firewall & Software Manual Testing Engineer
Posted 20 days ago
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Job Description
Substance is seeking a detail-oriented and experienced Network Firewall & Software Manual Testing Engineer to join our growing team. In this role, you will be responsible for ensuring the robustness and security of network systems by conducting comprehensive manual testing on firewalls and related software applications. You will work closely with development teams to validate security configurations and functionality, identifying vulnerabilities and performance issues before they affect the production environment.
Key Responsibilities:
- Conduct manual testing of firewall and hotspot gateway software to ensure reliability and performance.
- Document all test cases, results, and observations using Excel or related software tools.
- Identify, log, and track bugs and defects , ensuring they are properly reported and addressed by developers.
- Perform various testing methodologies, including functional testing, regression testing, performance testing, and unit testing .
- Collaborate with developers and network engineers to troubleshoot and validate fixes.
- Take full ownership of assigned tasks , ensuring quality assurance objectives are met.
- Ensure compliance with network security standards and best practices .
- Continuously improve test cases and contribute to process enhancements.
Job Competencies:
- Software Testing & Manual Testing (including Functional, Regression, Unit, and Performance Testing )
- Computer Networking principles and security protocols
- Strong logical reasoning and problem-solving skills
- Ability to work independently and take ownership of assigned tasks
- Experience with bug tracking and test case documentation tools is a plus
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Requirements
- Bachelor’s degree in Computer Science, Information Technology, or a related field.
- Experience in manual software testing within networking or cybersecurity environments.
- Familiarity with firewall and network security concepts .
- Strong analytical and troubleshooting skills.
- Experience with testing tools and Excel-based test documentation .
Benefits
At Substance, we value action over words. If your profile aligns with our needs, expect to hear from us within 1-2 weeks. If not, no fluff—just know we appreciate your interest and will keep you in mind for future roles where your expertise can make an impact. We focus on real connections and meaningful matches, ensuring the right opportunity finds you at the right time.
Getsubstance.co Pte. Ltd. | EA License No: 24C2398
Senior Consultant, HEOR (Evidence Evaluation & Network Meta-analysis)

Posted 17 days ago
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Job Description
This Senior Consultant;
* leads and oversees complex evidence evaluation and network meta-analysis (NMA) projects, ensuring the use of robust methodologies and high-quality outputs.
* provides statistical capabilities and methodological leadership throughout all project stages, from planning to completion.
* leverages his/her expertise in evidence synthesis, systematic review methodologies, and advanced statistical techniques to design, develop, and deliver client solutions.
* applies proficiency in statistical theory, data analysis and interpretation, regression analysis, and various statistical software tools (such as WinBugs, R, Stata, Python, and SAS) to drive project success.
This role requires a Master's or Doctoral Degree in Health Economics, Health Policy, Statistics, Biostatistics, Mathematics, or other related quantitative fields.
**Knowledge and Experience** :
+ Training and extensive experience in health economics, including the conceptualization and development of systematic literature reviews and network meta-analyses (8+ years, ideally in a consultancy environment)
+ Strong basis in fundamental statistical concepts and methods and familiarity with techniques such as the development of predictive equations, survival analysis (including parametric methods), longitudinal data analysis, meta-analysis, mixed treatment comparison, and other hierarchical analysis techniques
+ Familiarity with machine learning techniques and Bayesian statistics is a plus
+ Strong communication (spoken and written) and problem-solving skills, and an ability to learn quickly
+ Ability to communicate effectively, in non-technical terms, with project team members and clients
+ Experience in managing projects and leading/coaching a project team
+ Keen interest in medical research, provision of healthcare, and the pharmaceutical industry
**Skills:**
+ Strong computing skills (MS Office), including MS Excel
+ High analytical ability
+ Excellent scientific, business writing, and presentation skills with close attention to detail
+ Ability to work under pressure to meet multiple and sometimes competing deadlines
+ Exceptional communication skills, both oral and in writing, especially in the relaying of technical information and what is essential and strategic to the client
+ Self-motivation, enthusiasm, ambition, and flexibility
+ Competent in written and spoken English
+ Software: SAS (Base, Stat, Graph, Macro), R, SPSS, STATA, and WinBUGS; Python is a plus
**Education**
+ Master's degree or equivalent in either life science or a quantitative discipline, such as health economics, economics, mathematics, or statistics
EEO Disclaimer
Parexel is an equal opportunity employer. Qualified applicants will receive consideration for employment without regard to legally protected status, which in the US includes race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or protected veteran status.
Quantitative Literature Lead Investigator - Systematic Review/Network Meta Analysis
Posted 14 days ago
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Job Description
Standard (Mon-Fri)
**Environmental Conditions**
Office
**Job Description**
At PPD, the clinical research business of Thermo Fisher Scientific, we are revolutionizing the way real-world evidence (RWE) is generated and utilized. Our work is critical in ensuring successful market access and product uptake, backed by evidence of safety, effectiveness, and value.
As regulators, health technology assessment (HTA) bodies, payors, patients, and healthcare providers (HCPs) increasingly demand transparency into product benefits and risks, the importance of RWE continues to grow. We apply RWE research at every stage of the product life cycle, from early discovery through post-market, complementing clinical trial data to provide a broader patient representation and more accurate assessments of comparative effectiveness, safety outcomes, and long-term benefits.
Join us in aligning clinical and real-world needs to deliver the right solutions at the right time. Harness the power of real-world data (RWD) to unlock vital insights that inform decision making, enhance patient outcomes, and drive innovation. Be a part of a team that is at the forefront of transforming healthcare through RWE.
**Discover Impactful Work:**
The primary responsibilities of the Senior Research Scientist will be to act as advisor or principal investigator on indirect treatment comparison (ITC) analysis projects, including systematic literature reviews (SLRs). The role will direct, oversee, and have overall responsibility for all aspects of study design and execution. In addition, the position entails providing clients with strategic consultation and advice on how best to address research needs and in working closely with and guide project managers and other research associates in delivering the required studies. The role will independently direct key aspects of ITC, SLR, and other literature-based research projects and manage multiple projects with tasks varying to degree by project.
This role can be remote based across Europe
**A day in the Life:**
+ A Day in the Life:
+ Serve as principal investigator for SLR/NMA projects
+ Design and implement systematic and targeted literature reviews and further analysis.
+ Conceptualize study designs and develop projects protocols.
+ Delegate tasks and monitor progress of delegated project tasks
+ Serve as consultant to other principal investigators or staff on other systematic review projects. **Education, Professional Skills & Experience:**
+ PhD or Master's in health sciences, economics, biology, natural sciences or a related field with 8 or more years relevant systematic literature review (SLR) experience or Bachelor's with extensive relevant SLR experience
+ Proven experience in systematic literature review methods in health economics and/or health services research; experience in indirect treatment comparison analysis would be an advantage, but is not essential **Personal Skills & Competencies:**
+ Demonstrated experience in systematic review (SLR) methods in health economics and/or health services research.
+ Deep understanding of research principles, relevant methodology and practical research implementation.
+ Experience with HTA/regulatory submissions, including National Institute for Health and Care. Excellence, SMC, and other European HTA bodies and the European Medicines Agency
+ Excellent communication skills, including presentation skills.
+ Competent in written and spoken English.
+ Experience in using MS Word, PowerPoint, Excel
+ Review and finalize project deliverables and ensure study findings are valid and reliable.
+ Final responsibility for project budgets, deliverables and timelines; and identify scope expansion and need for amendments
+ Collaborating with colleagues and leveraging skills sets of others within the department
+ Direct other "non-billable" activities (e.g. design conceptual approaches for proposals, oversee or implement process improvements, supervise junior staff, identify and pursue business opportunities within Evidera and bring in new projects).
+ Participate in business development, including input into proposal review, kick-off meetings and bid defense meetings by reviewing key challenges and suggesting solutions.
+ Interact with clients to win new business and identify business leads
+ Support sales (meeting annual target) through methodological excellence (systematic reviews and/or ITCs)
+ Lead interactions with clients in the pharmaceutical and medical device industries.
+ Performs a wide range of variable tasks as dictated by variable demands and changing conditions with little predictability as to the occurrence. Ability to multitask.
+ Provide formal or informal leadership, oversight, mentoring, and guidance to junior staff
+ Act as a guide and mentor to the staff across Evidera locations.
+ Participate in staff recruitment efforts (phone screening, interviewing, attending presentations, etc.)
+ Conform to SOPs and other Evidera requirements
+ Travel (internationally) occasionally, as needed.
**Benefits**
We offer competitive remuneration, annual incentive plan bonus, healthcare, and a range of employee benefits. Thermo Fisher Scientific offers employment with an innovative, forward-thinking organization, and outstanding career and development prospects. We offer an exciting company culture that stands for integrity, intensity, involvement, and innovation!
Thermo Fisher Scientific is an EEO/Affirmative Action Employer and does not discriminate on the basis of race, color, religion, sex, sexual orientation, gender identity, national origin, protected veteran status, disability or any other legally protected status.
Network Engineer
Posted today
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Job Description
Network Engineer - Contract
-London (2 days onsite, 3 days remote)
-550 per day (Inside IR35)
-6-month initial contract, with strong chance of extension
-Active SC Clearance required
We are looking for an experienced Network Engineer to join a high-profile project on a contract basis. This role offers the opportunity to work with cutting-edge Cisco technologies while helping to deliver secure, resilient, and modern network solutions.
In this position, you will take ownership of complex network issues and ensure they are resolved efficiently. You will support the rollout and optimisation of Cisco Software-Defined Access, collaborate closely with security, infrastructure and application teams, and contribute to the design of reliable and secure enterprise solutions. Clear documentation and knowledge sharing will be a key part of the role, along with mentoring and supporting colleagues where required.
The successful candidate will bring significant experience in network engineering, ideally five or more years with a focus on Cisco platforms. You will have proven exposure to Software-Defined Access, a solid understanding of enterprise networking protocols, and a working knowledge of network security principles. Familiarity with scripting or automation tools such as Python or Ansible is highly desirable, and professional certifications such as CCNP or higher will be an advantage.
This is a hybrid role requiring two days a week onsite in London. In return, you will receive a competitive day rate of 550 inside IR35, an initial six-month contract, and the strong likelihood of extension on a long-term project.
If you are SC Cleared and looking for your next contract opportunity, we would love to hear from you. Apply today to take the next step in your contracting career
Network Engineer
Posted 3 days ago
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Job Description
Are you a Network Engineer looking for your next challenge?
This is an exciting opportunity to join a UK leading organisation on an initial 12 month FTC. We're seeking an experienced Network Engineer with strong hands-on expertise in Cisco Meraki and exposure to HP Aruba technologies.
This role involves supporting 3rd line support tickets, travel to multiple office locations across the UK, conducting site surveys and supporting network infrastructure projects.
Key Requirements:
- Proven experience with Cisco Meraki networking solutions
- Familiarity with HP Aruba hardware and configurations
- Ability to perform site surveys and produce accurate documentation
- Willingness to travel nationally as part of project delivery
- Strong troubleshooting and communication skills
This is a fantastic opportunity that offers a competitive salary, hybrid working, great benefits and the opportunity to work on varied infrastructure across multiple sites, contributing to a growing and dynamic team.
Network Engineer
Posted 6 days ago
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Job Description
Network Engineer (SC Cleared)
£340/ Day Outside IR35
6 Months Contract
Reading / Bath (Hybrid)
A network engineer is required for a 6-month contract based in Reading/ Bath on a hybrid basis. Active SC required for this role, immediate start in September 2025.
Flexibility is needed as you will be required to provide out of hours standby support (min. 1 in 6 ROTA basis), with a requirement to travel to a location if a physical intervention is required during incident management.
- Configure routers and switches in line with design documents (IP data perspective) li>Onboard devices onto the network management platform
- Rack and stack relevant devices in Data Centres
- Attend internal meetings and work closely with project managers to deliver the implementation plan
- Strong knowledge of Cisco LAN and Wireless LAN technologies, including switching and IP addressing best practice
- Hands-on expertise with Cisco routers and switches (e.g., 3850s, Nexus 9k, ISRs, ASRs)
- Experience configuring networks in a managed data-networking environment, supported by a relevant networking qualification
- Self-motivated, with the ability to build strong customer relationships and work effectively in a team environment
- Please note active SC clearance is required for this role.
Network Engineer
Posted 7 days ago
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Job Description
Network Engineer
IntaPeople are currently looking for a talented Network Engineer based in North Wales to join a large organisation who require interim resource to cover BAU projects until the end of 2026.
We are looking for Network Engineers who have excellent problem solving abilities and who are able to work alone in the field when needed. You will be based in their Wrexham office on a Hybrid basis (approx. 2days per week) whilst also being in the field or working from home for the remainder of the week.
As a Network Engineer you will be able to adapt to different technology stacks and network standards across the organisation whilst being able to communicate effectively with technical and non-technical staff.
Skills and Responsibilities
- Maintaining/Replacing/Upgrading network equipment in large geographical area ranging from layer 1 to layer 3 technologies. li>Engineer, design, and deploy highly available network services and solutions based on business, strategic, and technical requirements.
- Develop network infrastructure roadmaps, conduct feasibility studies, and review proposals with other technical colleagues
- Identify, recommend and lead continuous network infrastructure improvement efforts.
- Troubleshoot LAN/WAN/WLAN/Firewall issues.
- Research and solve complex problems regarding data communication failures.
- Secure, update, and patch network devices.
- Monitor network operation and maintain monitoring tools.
Educational/Certifications
- University degree / Equivalent technical qualification or experienc
- Professional Cisco qualification ideally CCNA
- CCSA (Checkpoint Certified Security Administrator) or demonstrable experience of managing Checkpoint firewalls
- ITIL Service Management Foundation Qualification – Desirable < i>CCNA - Desirable
- CompTIA Network+ - Desirable
Role overview
- Network Engineer
- 12month contract
- £300.00 - £350.00 per day < i>IR35 status to be determined but likely InsideIR35
- Company works van provided for field work
- Full UK drivers licence will be needed for this role li>Wrexham office location with travel to surrounding sites as needed (approx. 1-2 times per week)
Please note, candidates must be able to lift and carry heavy IT equipment throughout any assigned shift unassisted.
For more information please click APPLY now or call Nathan Handley on (phone number removed).
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Network Engineer
Posted 7 days ago
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Job Description
Reed Technology are working with a well-respected national organisation based in Newcastle for a network engineer - this is a one year fixed term contract.
You will be joining a forward-thinking business that have a true passion for technology and are going through a period or growth and technical investment.
We're looking for someone with a broad technical background who wants to have a career within networking.
Essential Skills & Experience
* Networking background - DNS / DHCP / Routers / Switching / Firewalls
* A minimum of 1 years experience in a similar role
* Technical competence in the full stack of Microsoft Windows Server Technologies (Active Directory Domain Services, Group Policy management, and general Windows Server technologies).
* Excellent time management skills with the ability to manage competing demands on their time.
Excellent benefits package including bonus / travel discounts / healthcare
Apply today to find out more information
If you are interested apply today to be considered for the role.
Network Engineer
Posted 10 days ago
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Job Description
Networking Engineers required for 6 month ongoing contracts within Aberdeen area.
Roles will be responsible for implementing, and maintaining a large organization's network infrastructure, ensuring optimal performance and security.
Key Responsibilities
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Create and implement network architectures that meet business needs, including local area networks (LANs), wide area networks (WANs), and cloud-based systems.
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Monitor network performance, troubleshoot issues, and ensure maximum uptime and reliability of network services.
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Implement and manage security measures to protect the network from unauthorized access and cyber threats, including firewalls and VPNs.
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Work closely with IT teams across several sites, including system administrators and network technicians, to optimize network performance and resolve issues.
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Maintain accurate documentation of network configurations, processes, and changes to ensure compliance and facilitate troubleshooting.
Required Skills and Qualifications
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Technical Knowledge: Strong understanding of network protocols, hardware (routers, switches, firewalls), and software applications related to networking.
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Problem-Solving Skills: Ability to quickly identify and resolve network issues, ensuring minimal disruption to services.
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Communication Skills: Excellent verbal and written communication skills to explain complex technical issues to non-technical stakeholders.
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Certifications: Relevant certifications such as Cisco Certified Network Associate (CCNA), CompTIA Network+, or similar are often preferred.
Roles start September 29th, paid via Umbrella arrangement.
Rate depending on seniority - positions available at Engineer & Senior Engineer level
Network Engineer
Posted 14 days ago
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Job Description
Network Engineer | Goole | 3-Month Contract
The Network Engineer would possess advanced or high-level expertise in Checkpoint, Cisco DNA.
An understanding of the support and troubleshooting aspects of Cisco DNA and Checkpoint is crucial for the network engineer, and any deployment or installation experience is advantageous.
Understanding BAU/Operational concerns with DNA is essential for the network engineer.
Responsibilities and Technologies of the Network Engineer:
- Cisco DNA (DNAC) experience is required - High level or advanced in order to troubleshoot, support, and fix issues.
- A working understanding of firewalls, such as Checkpoint or ASA, would be advantageous.
- Strong experience with DHCP, DNS, TCP/IP
- Solid technical expertise in Cisco switching and routing, including BAU support.
- Cisco ACI experience is Preferred - High level or advanced in order to troubleshoot, support, and fix issues.
- Relevant Network Certifications are beneficial (CCNP, CCNA etc)
The customer is based near Goole and Doncaster . The Network Engineer is ideally required to work 2 days a week onsite.
Apply now to speak with VIQU IT in confidence about the Network Engineer role. Or reach out to Connor Smal via the VIQU IT website.
Do you know someone great? We’ll thank you with up to £1,000 if your referral is successful (terms apply).
For more exciting roles and opportunities like this, please follow us on LinkedIn @VIQU IT Recruitment.