Junior Systems Developer

Job description

Job Description
UK Networks Services(UKNS) is an engineering company at the forefront of the UK'stransition to a smarter, more flexible electricity system. Ourwork spans two core areas:

• Technical gridconsulting - advising on complex grid connections, regulatorystrategy, and power system planning for some of the UK's mostsignificant infrastructure projects.
• Smart grid controlsystems - designing and deploying advanced automation,monitoring, and control solutions that enable customers toconnect, manage and optimise energy assets across large,distributed networks.

Within the smart gridside of the business, we design and integrate systems that combinePLC-based control, SCADA, metering, protection, and real-time dataplatforms. These systems are deployed on projects such asgrid-scale load management, site-wide export limitation,substation automation and dynamic network control.

Position Overview:

As a Junior Systems Developer, you will build and enhance the software and data systems that underpin our smart grid solutions.

This role is based full time at our office in Little Hadham, Hertfordshire, a short drive from Bishops Stortford.

This role is aimed at a Graduate or Junior .NET developer with solid experience who wants to expand into cloud, IoT and systems engineering. You will work across edge devices, cloud platforms and real-world infrastructure, gaining exposure well beyond a typical software role.

You will work closelywith the CTO and engineering teams to deliver scalable, reliablesystems that connect devices, process data and provide meaningfulinsights to customers.

What you'll be doing:
• Develop software forIoT edge devices using .NET and Node-RED
• Design and developdatabase architectures and data models
• Build and enhance IoTcontrol systems using MQTT and Modbus
• Develop and improvecustomer-facing SCADA and data visualisation platforms
• Create automatedprovisioning, deployment and testing systems via APIs and device automation
• Build reportingsystems for customers, devices and internal operations
• Improve data export,processing and integration pipelines
• Contribute to ongoingimprovements in system performance and efficiency
• Support and maintainAzure-based environments
• Manage and optimiseSQL databases
• Maintain cloud andon-premise virtual machines
• Support mobilegateway infrastructure and VPN connectivity
• Manage SIM-basedconnectivity across deployed devices
• Maintain and monitorMQTT messaging infrastructure
• Support and enhanceGrafana dashboards and customer reporting tools
• Support FAT, SAT and commissioning activities alongside the wider engineering team
• Contribute to system architecture design and interface specifications for large, distributed control projects

Requirements

Essentialqualifications & experience :
• Degree in software development, or 3+ years'experience
• Experiencewith the Microsoft stack (.NET, C#, SQL Server)
• Experiencewith JSON
• Experience or understanding of workingwith APIs and system integration
• Experience or understanding of cloudplatforms (preferably Azure)
• Strongproblem-solving ability and practical mindset

Desirable :
• Experience with or understanding of IoTtechnologies (MQTT, Modbus)
• Familiarity withNode-RED or similar tools
• Experience with or understanding of Grafana or data visualisation platforms
• Understanding ofnetworking concepts (VPNs, routing, gateways)

Benefits

What's in it for you:
• £28,000 - £35,000salary depending on experience
• Opportunity to workon some of the UK's most advanced smart grid control projects
• Direct coaching andmentoring from an experienced CTO
• Exposure toindustrial control systems, IoT and energy infrastructure
• Support to attainrelevant certifications
• Clear careerprogression within a growing, innovation-focused company
• Company bonus scheme
• Enhanced employers'contribution pension scheme
• Death in Servicebenefit policy
• Salary sacrificeschemes (Bike to work, Electric Vehicles)
• 25 Days of annualleave plus local bank holidays
• Days available tovolunteer for local clubs/charities
• £300 available forsponsorship of local club or charity
• Professionalregistration fees paid annually
• On-site parking

Note: To be eligiblefor this job you must have the right to work in the UK, wecurrently do not sponsor applications for employment visa status.

UKNS values diversity inthe workplace and is a fair and equal-opportunity employer. We arecommitted to creating an equal and inclusive working environment,with the aim that our employees will be truly representative ofall sections of society and that each person feels respected andable to give their best.

Extra information

Status

Open

Education Level

Secondary School

Location

Bishops Stortford

Type of Contract

Full-time jobs

Salary indication

Between £28,000 and £35,000 Per Year

Published at

13-07-2026

Full UK/EU driving license preferred

No

Car Preferred

No

Must be eligible to work in the EU

No

Cover Letter Required

No