244,828+ Fullstack Software Engineer Java React Aws Jobs in UK — Top Companies Hiring June 2026

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Senior SRE: Architect Scalable, Reliable Cloud Infra

Dormont Manufacturing Co is seeking a Senior Site Reliability Engineer (SRE) located in Greater London. You will be responsible for designing and implementing the infrastructure for our cutting-edge SaaS platform, tackling performance challenges, ensuring high availability, and monitoring system performanc ...

Senior Civil Design Engineer Water (BIM Enabled)

ARCADIS is seeking a Senior Civil Engineer in Cambridge to lead and support wastewater and clean water projects. The role involves collaboration with clients and project stakeholders, ensuring the preparation of high-quality design documentation and drawings. The ideal candidate will have a degree in C ...

Test Automation Engineer UI/API, Playwright & CI/CD

Motorola Solutions in the City of Edinburgh is hiring a Test Automation Engineer. This role combines automation expertise with API and browser testing, requiring solid coding skills and a collaborative mindset. You will contribute to innovative solutions ensuring quality for public safety and enterprise secur ...

Founding AI Engineer: Healthtech Platform (Equity)

A healthcare technology startup is seeking a Founding Engineer to lead the development of an AI-powered Neurodevelopmental Operating System. This role involves building secure, production-grade software to enhance ADHD and autism assessments within NHS workflows. Ideal candidates will have 1-4 years of full-stac ...

DV Cleared Data Science Engineer | Cloud Data Platforms

A leading recruitment firm is seeking a Data Science Engineer with DV Clearance to join a major public sector programme based in either London or Manchester. The role entails designing scalable data processing systems to support analytics and machine learning. Candidates should have a solid background in softwar ...

Principal Go Engineer Distributed Systems (Hybrid, Equity)

Burns Sheehan is looking for a Principal Software Engineer in Greater London, offering a salary of £160,000-£200,000 plus a 15% bonus and equity. The role involves leading technical direction, shaping architecture, and mentoring teams in a well-funded deep-tech company focused on transforming life sciences throu ...

Senior Civil Engineer Infrastructure & Transport

A design consultancy in Greater London is seeking a Senior or Principal Civil Engineer to lead the design of infrastructure projects. This role involves working on transportation and development projects for numerous major clients, with tasks ranging from detailed design to project management. Candidates should ...

Hydraulic Engineer: Urban Drainage & Flood Risk

A leading international design consultancy in West Midlands is seeking a Hydraulic Engineer/Modeller to join their Urban drainage team. The successful candidate will be involved in delivering projects in the Flood and Utilities sector, working with various clients, and participating in both feasibility and desig ...

Senior Platform Engineer — Greenfield Data Platform Hybrid

Baringa is looking for a Senior Platform Software Engineer to join the Data and Processing Platform team in Greater London. This role involves shaping the design and ongoing support of a greenfield Data and Processing Platform, engaging closely with teams to enhance capabilities. The ideal candidate sh ...

Backend Engineer, AI Data Platform (On Prem + Cloud)

DataDirect Networks (DDN) in Bristol is looking for a Backend Software Engineer to join the Control Plane team of the Infinia AI Data Platform. This position is crucial in building backend services that support manageability and automation across hybrid environments. You will enhance API frameworks, de ...

OT Security Engineer – Nuclear Plant (On‑Site)

ALTEN LTD - UK is seeking an Operational Technology (OT) Engineer in Heysham to support the nuclear sector. The role involves ensuring the security and compliance of OT systems, offering opportunities for hands-on experience and skill development in a safety-critical environment. Candidates should have ...

Mid Level Structural Engineer Hybrid & Chartership Path

The Construction Index Ltd in Cheltenham is seeking a Structural Engineer to join their multidisciplinary property consultancy. You will be involved in designing buildings from local schemes to complex projects, collaborating with various experts in the field. The ideal candidate should have mid-level ...

Remote 2nd Line IT Engineer — M365 & Azure Expertise

Redsquid, located in Glasgow, is seeking an experienced 2nd Line Technical Support Engineer to join our team. You will be responsible for diagnosing and resolving various IT issues remotely, building and configuring hardware and software solutions, and providing excellent customer service. The ideal ca ...

Senior Linux Kernel Driver Engineer Networking & 800G

AMD is seeking a Senior Software Development Engineer to design and implement Linux network device drivers for their next generation of 800G+ and SmartNIC adapters. The ideal candidate will have a strong background in C programming and Linux kernel development, with at least 5 years of experience in related fiel ...

Remote iOS Engineer — Build Field Service Apps

A leading tech consultancy is seeking an experienced Mobile Engineer (iOS) to join a collaborative team focused on delivering innovative solutions for field service professionals. The role requires strong skills in mobile application development, effective communication, and familiarity with Agile methodologies. ...

Lead Data Platform Engineer – Asset Management

TwinThread is seeking a Lead Software Engineer to design and deliver innovative data and analytics solutions on a federated data platform. In this role, you will develop automated data ingestion and transformation pipelines, collaborate with technology groups, and support key business initiatives. Candidates sho ...

Remote Friendly Security Test Engineer (DAST/IAST) AppSec

A leading software company is looking for a Test Engineer to enhance application security in a hybrid work environment. You’ll perform security testing, conduct threat modeling, and ensure adherence to development best practices. The ideal candidate has a strong understanding of application security, experience ...

Senior Go Engineer – Kubernetes Security & WAF

Cisco Systems is seeking a Senior Software Engineer to develop a Go-based control plane for traffic security in Kubernetes environments. You will be responsible for building and enhancing the management of an eBPF datapath, ensuring security in cloud and hybrid enterprise scenarios. The ideal candidate will have ...

Senior Stress Engineer – Offshore & Onshore Systems

Design for Manufacture Resourcing (DFM-R) Limited is seeking an experienced Stress Engineer to join our team in Telford. This permanent position will involve supporting the mechanical engineering department with design verification for equipment and structures. The ideal candidate will bring over 10 ye ...

Field AI Solutions Engineer – Production Deployments

Zendesk UK Ltd ( UK) is seeking a Forward Deployed Engineer (FDE) to lead technical delivery of innovative AI solutions. You will collaborate with cross-functional teams and deliver high-quality AI solutions for enterprise customers. Ideal candidates have substantial experience in software engineering and dep ...

Lead Python Engineer: Data Pipelines & Trading

Cboe Europe is looking for a Principal Python Software Engineer to join their talented development team in London. In this role, you will be responsible for building and expanding the data pipeline and event streaming functionality for a major equities exchange. The ideal candidate will have expert Pyt ...

Senior Research Platform DevOps Engineer

A leading AI technology company in London is seeking an experienced Software Engineer to join their Research Platform team. The role entails building a cloud-agnostic platform to enhance stability and scalability for researchers. The ideal candidate has 5+ years in DevOps/SRE roles, proficiency in Python and Go, ...

Thermal Engineer: Heat Transfer & System Optimization

A reputable engineering recruitment firm is seeking a skilled Thermal Engineer to join a respected engineering organization in Greater London. The successful candidate will be responsible for designing, analysing, and optimising thermal systems, applying thermodynamics, fluid mechanics, and heat transfer princip ...

Senior Full Stack Engineer for AI Inference Platform

A technology company in the UK is seeking a Senior Software Engineer to improve platform systems and add features to their innovative AI products. The ideal candidate has over 5 years of experience writing clean backend code and has worked with payment systems. This role requires a collaborative mindset and the ...

Staff QA Engineer: Automation & Quality Strategy Lead

A leading investment platform in Greater London is seeking a Staff QA Engineer to define and drive the quality strategy for their software products. The role encompasses mentoring Test Automation engineers, defining quality standards across web and mobile platforms, and implementing modern testing tools. The ide ...

Senior C++ Engineer – Cybersecurity (Hybrid Cambridge)

Client Server is hiring a Senior C++ Software Engineer to advance cutting-edge cyber security technologies in Cambridge. You will work alongside a talented team, engaging in R&D projects, mentoring engineers, and solving complex problems using various tools and technologies. The position offers a compe ...

Graduate Mechanical Design Engineer Hands On CAD & Growth

V7 Recruitment is seeking a Graduate Mechanical Design Engineer to join a growing engineering business in Runcorn, England. This role is a fantastic opportunity for graduates or early-career engineers to gain hands-on design experience in a dynamic environment. The successful candidate will create 3D m ...

Principal Platform Architect — Field Enablement

Centrica is seeking a Principal Software Engineer to provide technical leadership and architectural vision for the Field Platform. You will define the long-term architecture and lead efforts to improve performance and reliability while driving innovation through AI-enabled tooling. Your role will invol ...

NVH Engineer – Stealth Marine Systems (On Site)

Gold Group is seeking an experienced NVH Engineer to join their defence engineering team in Barrow-in-Furness. This role involves working on advanced marine systems, developing test procedures, and analyzing noise and vibration measurements to meet stealth performance goals. The ideal candidate will po ...

Remote Applied AI Engineer Build Real World AI Systems

A leading technology consultancy seeks an Applied AI Engineer to design and deliver AI-powered systems. This remote position allows for collaboration with experienced engineers and data scientists on meaningful AI projects. Ideal candidates will have 2 years of experience in software engineering or AI-related ro ...

Principal Research Systems Engineer

Job SummaryBased at our Global Technology Centre Bristol we are looking for a Principal Engineer with a strong background in Systems Engineering to help shape the future of flight. Our aim is to deploy a modern systems engineering ethos across the broad domains within the portfolio (Software, Controls, Struct ...

London ML Engineer: AI CAD & Simulation, 4 days in office

A cutting-edge tech company based in London is seeking an experienced engineer to take on a hands-on role in developing AI-powered software solutions. You will collaborate directly with the CTO to design vital product functionalities, focusing on numerical optimisation, physical simulation, and advanced robotic ...

Senior .NET Engineer Real Time Cloud Microservices

Genius Sports Group in Greater London is seeking an experienced Software Engineer to join a high‑performing team within the Betting division. You will focus on delivering technical and product innovations for leading Sportsbook and Risk Management products, promoting real‑time system design and high‑quality c ...

Senior Systems Engineer – Biotech Platforms (Cambridge)

Newton Colmore Consulting in Cambridge is seeking a Senior Systems Engineer to lead the development of next-generation medical diagnostic systems. The ideal candidate will have experience in systems engineering, product development, and work within biotech or medical devices. This role involves hands-o ...

Senior Structural Engineer — Hybrid, Oxford, £45k £55k

Aldwych Consulting Ltd in Oxford seeks a Senior Structural Engineer to manage and deliver complex structural design projects. The ideal candidate will have proficiency in structural analysis software, excellent communication skills, and a desire to attain chartership. Join a multidisciplinary property ...

Senior Windows Desktop Architect & Lead Engineer

Speechify is seeking a Senior Software Engineer for Windows/Desktop Applications in Bristol, United Kingdom. In this role, you will lead the design and development of native Windows applications, ensuring high performance and accessibility. You'll work collaboratively with designers and technical teams while mai ...

Azure Platform Engineer: Build Scalable Cloud Foundations

ClearRoute, an engineering consultancy in London, is looking for a Platform Engineer to own and evolve the Azure foundation that supports AI and Agentic workstreams. You will be responsible for designing and building shared Azure platform services, implementing Infrastructure-as-code using Terraform, and ensurin ...

Junior Data Intelligence Engineer – Lakehouse & Automation

Blumberg Capital Company is seeking a Junior Software Engineer in Edinburgh. You will work on cutting-edge data initiatives such as Financial Data Lakehouse and contribute innovative solutions. This role is perfect for those passionate about technology and finance. The ideal candidate holds a Bachelor' ...

Data Scientist & AI Engineer — Research & ML Solutions

A leading UK university is seeking an enthusiastic Data Scientist or AI Engineer for its Jean Golding Institute. The position involves supporting research projects, developing AI solutions, and enhancing the capacities in data science and AI. The ideal candidate should have expertise in engineering AI solutions, ...

Lead Backend Engineer — Cloud, APIs & Scalable Services

Capital One UK is looking for a Lead Software Development Engineer to join their backend team in London on a hybrid basis. The role involves leading projects, ensuring technical design, and collaborating with stakeholders to achieve business outcomes. You will leverage your experience in backend servic ...

Senior Electrical Engineer – High Voltage & Critical Systems

Ramboll is seeking a Senior/Principal Electrical Engineer to join their Critical Systems Team in Southampton. This role involves providing electrical design expertise, particularly in high voltage systems, while mentoring junior staff and managing project work. The ideal candidate will have a track rec ...

Lead Nuclear Structural Engineer – Bristol (On Site)

A global engineering consultancy in the United Kingdom is seeking a Structural Engineer to join their Bristol team. The role focuses on supporting high-profile nuclear sector projects, such as Hinkley Point C and Sizewell C, with responsibilities including managing engineering teams and ensuring the integrity of ...

SDN Engineer: Cisco ACI & NSX T Expert

CGI is looking for a Software Defined Network Engineer to design and deliver next-generation network solutions in Gloucester. This role requires proven experience with Cisco ACI and VMware NSX-T, alongside strong troubleshooting skills in networking. Responsibilities include managing SDN architectures and optimi ...

Hybrid Backend Engineer (C# to Kotlin) Fintech

A leading fintech company in Manchester is seeking a Software Engineer to design and implement robust backend services. You will write quality code in Kotlin, collaborate with diverse teams, and contribute to Agile projects. With a supportive culture, the company values learning and offers hybrid work options. C ...

Founding Engineer — Secure Browser Automation, Equity

A leading technology company is looking for a Founding Engineer to join a high-caliber team in London. You will develop a mission-critical browser automation engine and work in a culture brimming with innovation and autonomy. The ideal candidate should have a passion for building secure solutions and previous ex ...

BMS Applications Engineer – Build Efficient, Connected Buildings

Metropolitan Services is looking for a BMS Application Engineer to enhance building operations through effective design and support of control and monitoring systems. You will work mainly from our office in Canary Wharf, engaging in travel to project sites as needed. You are expected to have significant const ...

Senior Test Development Engineer (LabVIEW)

Senior Test Development Engineer Location: Glenrothes or Livingston About the role: Responsible for the design, manufacture, verification and validation, along with through life technical support of board level, sub-system and system level test equipment. Skills: • Test software design <br ...

Senior Design Quality Engineer SaMD and IEC 62304 Expert

BioTalent is assisting in hiring a Senior Design Quality Engineer in Greater London, UK. This role involves supporting design and risk activities, and creating technical file documentation. As one of the first UK hires, you will collaborate with a global team and make a substantial impact in a transformative ...

Platform Engineer III – Core Infra & Deployments

Fanatics is seeking a Level 3 Platform Engineer in Greater London to join their Platform Engineering team. The role focuses on cloud infrastructure, release pipelines, and deployment systems. Responsibilities include maintaining platform health, delivering projects, and mentoring junior engineers. Candidates sho ...

Senior Rust Backend Engineer Scalable, Secure Systems

A cutting-edge technology firm in Greater London is looking for a Senior Software Engineer (Backend) specializing in Rust. In this role, you'll develop secure and scalable backend systems for our platform, collaborate on product and engineering efforts, and contribute to open-source solutions. Ideal candidates w ...

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    Fullstack Software Engineer Java React Aws Jobs in United Kingdom Job Search Guide, Trends and Insights