Lead Software Engineer Java React jobs in Aylesbury

Overview Lead C# Software Engineer Abingdon, Oxfordshire - Commutable from Oxford, Didcot, Reading and Swindon 60,000 - 65,000 + 25 Days Holiday + Training + Progression + Excellent Benefits Excellent opportunity for a Software Engineer to join a market leading, global business where you will play a

Brill Power Limited

A technology company in Oxford is seeking a Senior Software Engineer to lead the development of IoT device and cloud platform software. The role involves developing and maintaining C# codebases, API development, and collaboration with technical teams. Ideal candidates will have 8 years of C# experie

Network IT

Role: Lead Software Engineer Location: Milton Keynes (Hybrid - Once a Month On-Site) Salary: £60,000 - £67,000 Network IT are partnering with a large, service‑focused organisation undergoing significant modernisation across its digital and engineering landscape. We're seeking an experienced Lead Eng

💻Role *: Java Software Engineer** 💰 *Salary: Up to £80,000** 🌍 *Location: Oxfordshire - Hybrid working (2-3 days p/w)** 🛠 *Key Skills: Java and Spring boot/ Micronaut** SwitchTT are exclusivley partnered with a growing UK tech company that's building smart digital products for the public sector

Posted Monday, February 23, 2026 at 12:00 AM OpTek Systems is a global supplier of laser processing tools and sub-contract laser machining services. Essential Responsibilities and Duties Reporting to the Director of Engineering , responsibilities for this role include: Leading and managing the softw

Reed

This range is provided by Reed. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more. Senior Consultant | Development, Testing & Data | London Lead Software Engineer Working Hours: 37.5 hours/week, Monday to Friday Reporting to: VP of Engineering About

MARS Recruitment

Base pay range Direct message the job poster from MARS Recruitment Recruiting Engineering talent in Oxfordshire since 2003 Lead Software Engineer | C++ | Python | Linux Oxfordshire | Hybrid | up to £75,000pa plus benefits Do you enjoy technically leading and mentoring Software Engineers utilising C+

CesiumAstro

A pioneering technology company in Milton Keynes is seeking an experienced software developer to design and implement software for embedded devices and systems in aerospace applications. The ideal candidate will have over 9 years of experience, strong skills in C/C++ programming, and a solid underst

Leonardo UK Ltd

Job Description Principal & Lead Real Time Embedded Software Engineers – Capability Green Luton Your Impact Are you an experienced Real-Time Embedded Software Engineer looking to take the next step in your career? Do you want to work for an employer committed to helping you reach your full potential

Elsevier

## .**About the Business:**A global leader in information and analytics, we help researchers and healthcare professionals advance science and improve health outcomes for the benefit of society. Building on our publishing heritage, we combine quality information and vast data sets with analytics to s

Network IT Recruitment Limited

Location: Milton Keynes (Hybrid – Once a Month On-Site) Network IT are partnering with a large, service‑focused organisation undergoing significant modernisation across its digital and engineering landscape. We’re seeking an experienced Lead Engineer to drive technical excellence, shape modern engin

Aurora Energy Research

A leading energy consultancy based in Oxford is looking for a Senior Software Engineer to join their innovative team. In this role, you will be responsible for turning product ideas into reality, focusing on building cloud-based software solutions that drive decisions in the global energy market. Th

CloudFactory

A progressive technology firm in the UK seeks a Lead Software Engineer to steer the technical vision and architecture of cloud-native platforms. In this hands-on leadership role, you will design scalable systems, enhance DevOps practices, and mentor engineers while ensuring the reliability and perfo

Leonardo UK Ltd

A leading aerospace and defense company is seeking experienced Principal & Lead Real Time Embedded Software Engineers for innovative defence projects. The role emphasizes designing high integrity embedded software solutions and necessitates expertise in embedded software engineering, robust coding,

MARS Recruitment

A leading recruitment firm is seeking a dynamic Lead Software Engineer to join a company at the forefront of scientific research in Oxfordshire. In this hybrid role, you will lead and mentor a team of engineers while utilizing your expertise in C++ and Python. The ideal candidate possesses strong co

RELX

Senior Full Stack Software Engineer (Java / React) Would you like to help create products to support the sharing of scientific knowledge? Do you enjoy collaborating to solve complex technical problems? About the team: Our dynamic Agile Teams deliver the technology that facilitates researchers to pub

LexisNexis Risk Solutions

.**About the team:**Our dynamic Agile Teams deliver the technology that facilitates researchers to publish quality scientific research. As a Software Engineer, you will build capabilities to improve the quality of scientific research**About the role:**As a Senior II Software Engineer, you will build

Requirements STEM subject from a Russell Group or Red Brick University Experience leading software development teams Knowledge of either C# or React Strong experience with SQL Source control, ideally Git Agile Advantageous Experience Latest versions of .NET AI, Machine Learning JavaScript, TypeScrip

GMV

A leading technology group in the UK is seeking a highly motivated Software Engineer to support activities in Space Domain Awareness. The role focuses on developing Java micro-services and RESTful APIs while working within an agile environment. Candidates should possess experience in automated testi

*Would you like to help create products to support the sharing of scientific knowledge?** *Do you enjoy collaborating to solve complex technical problems?** *About The Business** A global leader in information and analytics, we help researchers and healthcare professionals advance science and improv