Systems Developer jobs in Hemel Hempstead

Responsibilities - Design and maintain conceptual, logical, and physical data models for electrical transmission and distribution networks. - Collaborate with EMS/ADMS teams to implement accurate network models using tools like eTerra Habitat. - Develop and optimize SQL queries for relational databases such as Oracle 19C and above. - Create and configure network displays using Display Builder...

You will be responsible for the entirety of the back end features of the products.

You will be in charge of building scalable backend services and awesome messaging queues.

You will be responsible for developing a Python-based back end platform that's handling 100,000+s of interactions daily.

Our client, an operational technology and digital transformation company, is recruiting for a Senior/Lead Protection & Control Systems Engineer to join their business in Staffordshire. Position Title: Senior/Lead Protection & Control Systems Engineer Position Type Permanent Start Date: ASAP Location: Remote from UK Contact: Ashish Rastogi| +44 151 808 1029 Job Description: - As part...

Contract – 8 Months Inside IR35 Remote – UK Power Systems Consultant (EMT & RMS Studies) The consultant will support power system projects across multiple phases by delivering high-quality electrical studies and technical documentation. Key Responsibilities - Develop and validate EMT and RMS models for assets such as WTGs, PPCs, and STATCOMs. - Plan and execute design and Grid Code...

Senior Full Stack Systems Developer Reference: BY128941 Hemel Hempstead £75,000 – £85,000 Join a pioneering organisation at the forefront of environmental technology. For over ten years, this company has been transforming how the UK monitors and understands environmental change, building integrated, data-driven ecosystems that deliver real-time insights. As they continue to expand, they’re...

You will have clear progression routes in the business which - in this scaling and well backed business - will be based on product developments for a wide area of markets and not just automotive.

Required Skills & Experience - 1+ years of experience as a Sales Development Representative - Experience working in the Cybersecurity industry, or for a Cybersecurity company (reseller or vendor) - Prior experience generating leads and cold calling - Experience using SalesForce, ZoomInfo, HubSpot, etc - Bilingual in German and English Job Description Integrity Security Services is looking to...

You must have a technical qualification and previously worked in a technical role, perhaps as an Electrical or Electronics Engineer as well as proven experience in business-to-business sales or specification or market development roles within the electrical switchgear or power management industry.

You will set and deliver a modern and innovative Client Development & Marketing strategy that elevates brand presence, sharpens market positioning and drives meaningful client engagement. As a senior leader, you’ll influence at the highest level, partnering closely with the Global Managing Partner, heads of groups, and other senior stakeholders.

About us Founded in 2008, CitNOW is an innovative, enterprise-level software product suite that allows automotive dealerships globally to sell more vehicles and parts more profitably. CitNOW’s app-based platform provides a secure, brand-compliant solution – for dealers to build trust, transparency and long-lasting relationships. CitNOW Group was formed in 2021 to unite a portfolio of 12 global...

Senior Backend Developer (.NET | AI-First SaaS Platform) Compensation: Competitive, based on location and experience Location: UK or Turkey (Hybrid – Office & Remote) Keepnet is an AI-driven SaaS platform experiencing strong, sustained growth in the UK with growing global momentum, helping organisations manage human cyber risk at scale. With Agentic AI live in production, Keepnet runs...

Software Developer (Web & Internal Tools) Remote-first | UK-based up to £50,000 PA Dependent on experience We’re supporting a well established UK adventure business that has recently brought its website development in-house and is now modernising internal systems and tooling. This is a hands on role in a small, trusted tech team, working across a customer facing web platform and the internal...

This role is the programme’s data-driven applications engineer - sitting between Oracle APEX development, analytics engineering, and data science enablement. It focuses on delivering reporting, dashboards, lightweight applications, and analytical PoCs on top of the client’s Oracle cloud estate (ADW, OAC, Fusion, OIC). Key Responsibilities - Develop, enhance and maintain secure APEX applications...

You will shape how our engineers build, test, release, and monitor software, ensuring frictionless workflows while keeping ownership of business logic, test quality, and development practices firmly with the product engineering teams.

National Role | UK-wide Travel Sector: Consumer Trade | Industrial Woodworking | Construction & Decoration The Role We’re looking for a strategic, commercially driven individual, with a strong track record in developing national accounts and unlocking new business opportunities in the Construction & Decoration sector / Wood production. This is a fantastic opportunity to join Our Client, a...

Python Developer Duration: 6-month contract Day Rate: £425 (Outside IR35) Location: Remote - UK Based Client Start Date: ASAP Are you actively looking for a new Python contract? A fast-growing AI start-up is looking for Python engineers to help deliver AI-driven workflows and virtual agent systems for their customers. This is a short-term, hands-on role to support their implementation team...

Business Development Director – EU Military Partnerships Osiris Inc. - Location: Remote (EU-based, with travel to various EU countries) - Reports to: CEO - Compensation: commensurate with experience/qualifications About Osiris Inc. Osiris Inc., founded in 2025 in the United States, is revolutionizing uncrewed systems with our unified OS platform ("One OS. Any Robot") for aerial, ground,...

You will manage the sales process from lead generation through to contract close, working closely with the Sales Manager, wider sales team, engineering, management, and marketing teams to deliver technically sound and commercially compelling solutions. The role is fully remote and based in the United Kingdom.

Company Background Allume Energy is an Australian technology company dedicated to enhancing solar energy accessibility for multi-dwelling residential properties. Our flagship innovation, SolShare, represents a world-first in hardware and software solutions, enabling multiple flats to be physically connected to a single solar power system. SolShare addresses a growing disparity in energy equity...

You will be working with and have the support of an experienced Operational team to provide the necessary support. This core role will focus on identifying, sourcing, developing and securing new business opportunities with customers who are importing and exporting goods across border via Road Freight.