software systems engineer jobs in Newcastle upon Tyne

Job Description Electrical Engineer (Fire Alarm / Security Systems)£30,000 - £36,000 (OTE £40k-£45k) + Door to Door + Van / Fuel Card + Excellent BenefitsRegional North East Patch - Ideally Located: Newcastle, Durham, Middlesbrough, Thirsk, York, HullAre you a Service Engineer from a Fire Alarm or Electrical / Electronics background? Are you look to join a reputable company known for looking...

You will be a strong match if you bring:

You will also gain access to: - Industry-recognised certifications - Project-based learning with experienced engineers - Over £1bn globally invested each year in learning & development - Coaching, mentoring and shadowing opportunities - Clear route into specialist areas once you find your niche

Role: Robotics Software Engineer Location: Newcastle Salary: £50,000 - £65,000 + Bonus + Excellent Benefits Shape the Future of Robotics - Join a Leading Innovation Team in Newcastle! KO2 Recruitment is proud to partner with a world-class robotics company designing and developing advanced robotic systems used across global industries. Due to continued growth, they are seeking a Robotics...

You should also expect to work across the full stack and every stage of the product lifecycle, from system design through to build, test, deployment and supporting systems in production, so you should be skilled in practices like TDD, CI/CD, IaC and Observability.

SOFTWARE ENGINEER REMOTE (OPTION TO RELLOCATE) £110K + EQUITY THE COMPANY This innovative AI startup is redefining safety and reliability in AI models. While competitors like GPT and DeepMind struggle with hallucinations and illegal content generation, this company adds safety control layers to ensure AI outputs are trustworthy and compliant. Working with high-profile, they're building AI...

Role Overview We are seeking a Java Software Engineer to join a small, technically rigorous founding team building complex, data-intensive engineering systems. The role is remote-first, with periodic in-person collaboration in Oxford or San Francisco. The position involves close collaboration with the Founding Engineer on backend infrastructure, internal platforms, and system architecture. In...

About the Job This position is for a Senior Software Engineer with a minimum of 5 years of experience in backend development and a passion for building robust, scalable systems. We are looking for an engineer with a strong background in the C# .NET ecosystem, and a preference for candidates with significant experience on AWS. Are you ready for a challenge? We're looking for a dynamic software...

You should come across (legitimately) as an expert, able to expand beyond the provided material when appropriate.

You must be able to deliver clear and concise explanations in spoken English and be able to adapt your explanation style to match the level of your audience.

You should be able to quickly understand questions with complex phrasing or grammar and know when you need to clarify.

Principal Software Engineer Fully Remote | Permanent | Competitive Salary + Benefits Harrington Starr has partnered with a leading Global Payments Technology company who are seeking to hire a Principal Software Engineer to join their senior engineering leadership team. This is a rare opportunity to combine hands-on development with strategic influence, guiding architecture decisions and shaping...

You will design and build APIs that enable products, partners and AI services to work together, including: Building RESTful APIs using C# .

You will likely bring: Strong experience building backend services in C# .

Senior/Lead Software Engineer – Fully Remote (UK) A global B2B SaaS technology business is building out its European engineering hub and is hiring multiple Senior / Lead Software Engineers (JavaScript) to develop and enhance a mission-critical platform used internationally. These are hands-on individual contributor role with strong ownership — ideal for engineers who enjoy building high-quality...

You should be comfortable with most of our core technologies:

Software Engineer – £65,000–£85,000 + Equity – Remote (UK) - London office if preferred The Opportunity Join a fast-growing, AI-native software company building workflow automation tools used daily by thousands of professionals across people-heavy industries. The platform removes manual, repetitive work through AI, automation and thoughtful product design, helping teams move faster and focus...

You will leverage your expertise in C#, XML/XSLT, JSON, and modern data‐integration patterns to deliver robust, scalable solutions that connect e‐commerce, CRM, accounting, and other business systems for our customers. Key Responsibilities:

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...

Backend Software Engineer / Developer (C# .Net Core) *Newcastle onsite* to £130k Are you a backend focussed Software Engineer with a first class education looking for an opportunity to progress your career, working on complex and interesting systems in an impactful role? You could be joining a FinTech scale-up that has secure backing, an established Hedge Fund client as a partner and ambitious...

Position Title: Electrical Engineer – BESS Salary: £45K - £55K + bonus Location: United Kingdom Your New Employer You'll be joining a globally respected energy solutions provider at the forefront of utility-scale battery energy storage. With a strong track record in grid-connected projects and an international footprint, the business delivers full turnkey BESS solutions for some of the most...

You should come across (legitimately) as an expert, able to expand beyond the provided material when appropriate.

You must be able to deliver clear and concise explanations in spoken English and be able to adapt your explanation style to match the level of your audience.

You should be able to quickly understand questions with complex phrasing or grammar and know when you need to clarify.

Job Description Embedded Software Engineer Newcastle upon Tyne £45,000 – £65,000 + Benefits KO2 are proud to be partnering with an innovative client in Newcastle upon Tyne, as they continue to expand their engineering team through 2025. This is an exciting opportunity for an Embedded Software Engineer to work on the development of cutting-edge products across multiple industries. The...