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Senior Software Engineer – Integrations & APIs | Equity

Tipalti, located in Greater London, seeks a Senior Software Engineer to enhance automated financial workflows for SMBs by building and scaling integration capabilities. You will play a key role in developing API solutions and maintaining robust, scalable software. The ideal candidate has strong backend ...

Senior Software Engineer, Backend Services & APIs

Senior Software Engineer, Backend Services & APIs LONDON, United Kingdom Job Info Job Identification 22521 Job Category Software Development Posting Date 03/31/2026, 09:15 AM Locations LONDON, United Kingdom Job Schedule Full time </ ...

Senior Software Engineer – Frontend/Backend (Hybrid)

GE Vernova is seeking a committed and professional Senior Developer in Rugby. You will work on cutting edge software solutions for electrification systems critical to energy efficiency and decarbonization. This role involves frontend and backend development using AngularJS and NodeJS, collaborating in ...

Senior Software Engineer — Payments Platform (Hybrid)

Harrington Starr is seeking a Senior Software Engineer to join its team in London with hybrid working arrangements. You'll design and build critical payment infrastructure and support high-volume transactions across global markets, mentoring engineers and ensuring best practices. The ideal candidate sh ...

Junior Software Engineer — Python & Cloud Foundations

NCR Atleos, located in Dundee, is seeking a skilled Software Engineer to develop high-quality Python applications and APIs. You will work with Azure services and play a vital role in CI/CD processes, contributing to a collaborative and dynamic technical environment. The ideal candidate holds a Bachelor ...

Embedded Software Engineer I – Firmware & Systems

SRG is seeking an Engineer 1 – Software based in Sedgefield to join their multidisciplinary team. The role involves designing, developing, and testing embedded software solutions across innovative projects, offering an excellent opportunity for an early-career engineer. The ideal candidate will have a ...

Principal Embedded Linux & Networking Software Engineer

Sivara GmbH, located in Impington, England, is seeking a Principal Network Software Engineer to shape the software behind our innovative products. You will work at the forefront of technology, integrating sophisticated software with precision hardware. The ideal candidate will have at least 10 years of ...

Software Engineer Python Rust R&D

Software Engineer Python Rust R&D (PR/ ) Cambridge, England Salary: GBP50000 - GBP65000 per annum + benefits What’s in it for you: Salary to £65k Pension, Private Medical Insurance, Life Assurance Enhanced parental leave Employee Assistance Pr ...

Senior Software Engineer, Payment Platform Backend

Global Payments Inc. is seeking a Senior Software Engineer to join their Belfast team, focusing on the Merchantware and Semi-Integrated platform that processes millions of transactions. The successful candidate will design and deliver features, ensuring high standards in backend services and collaboration wit ...

Software Engineer Precision Timing & Secure Infrastructure

The National Physical Laboratory in Teddington is seeking a Software Engineer to join their Time & Frequency department. This role is critical for developing a resilient time distribution capability that supports various essential services like telecommunications and transportation. As part of a forwar ...

Senior Software Engineer Secure National Infrastructure

The UK Telecoms Lab (UKTL) is seeking a Senior Software Engineer to design systems that support security testing and protect critical national infrastructure. You’ll engage with diverse technologies and frameworks, driving projects that matter. This role values innovation and collaboration, requiring strong c ...

Senior Software Engineer, Agent Endpoint DLP

Senior Software Engineer, Agent Endpoint DLP Join Fortinet, a global cybersecurity pioneer with over two decades of excellence, as we continue to shape the future of cybersecurity and redefine the intersection of networking and security. At Fortinet, our mission is to safeguard people, de ...

Software Engineering Associate Engineer Multiple Cities

A career in IBM Consulting is built on long-term client relationships and close collaboration worldwide. You’ll work with leading companies across industries, helping them shape their hybrid cloud and AI journeys. With support from our strategic partners, robust IBM technology, and Red Hat, you’ll have the ...

Software Engineer AWS, Angular & .NET Core

A leading global data firm is seeking a motivated Software Engineer to join an Agile team in Tetbury, UK. The role involves developing scalable software using C#, Angular, and AWS. Candidates should have 3-5+ years of experience in software development, including Agile methodologies. The firm values a people-fir ...

Software Development Engineer , Rufus Detail Page

DESCRIPTION Rufus is a generative AI-powered shopping assistant in the Amazon Shopping app designed to help answer a variety of shopping-related questions. Rufus makes it easy for customers to find and discover the best products to meet their needs by helping with product research, providing comp ...

Backend Software Engineer Sports Data & APIs

A leading sports data and analytics company is seeking a Software Engineer (Backend) to transform large datasets into engaging insights for data-driven decisions in sports. This role involves developing and deploying APIs, managing databases, and building ETL pipelines. The ideal candidate should have at least 3 ...

Senior Software Engineer – Frontend/Backend (Hybrid)

GE Vernova, Inc. is seeking a Senior Developer to join their team in Rugby. The role involves maintaining and developing the core security software solutions that power GE Vernova's product range. The ideal candidate will possess strong skills in both frontend and backend technologies, particularly usi ...

Principal Software Engineer: Mainframe Modernization Architect

Rocket Software in Newbury is seeking a Principal Software Engineer to provide deep technical leadership across COBOL development and Enterprise Server application replatforming products. The ideal candidate will have 10+ years in software engineering, a strong background in mission-critical systems, and experti ...

Embedded Software Test Engineer | QA & Automation

Expert Employment is seeking a Software Test Engineer and Embedded Systems QA Specialist to enhance the quality of software for technical products. In this role, you will work closely with software and hardware engineers, executing test plans, and performing various testing types to ensure high-quality ...

Software and systems defect coordination engineer

Are you passionate about ensuring software and system excellence? We’re seeking a dedicated professional to oversee the timely identification, tracking, and resolution of issues across complex systems within a fast-paced environment. This is a senior role requiring a strong technical understanding, excepti ...

Senior Software Engineer, Core Systems & Refactoring

Comxps Ltd is seeking a Senior Engineer to join their team in Portsmouth. The role will involve complex maintenance and upgrade work, requiring strong expertise in Python and C/C++. The engineer will lead investigations and ensure performance improvements, while also mentoring other engineers. Located ...

RTE Linux Software Engineer — Naval Systems

Groupe SII is looking for an RTE Software Engineer (Linux) to support a significant programme in the naval sector. The role involves developing, deploying, and optimizing software on Linux platforms while working in distributed and containerized environments. The ideal candidate will have strong Linux ...

Staff Software Engineer, Analysis Tools & Profiling

Graphcore in Bristol seeks a Staff Software Engineer to design and develop profiling tools for optimizing applications on their hardware. This role includes technical leadership, mentoring junior engineers, and ensuring project excellence. The ideal candidate should have strong experience in complex so ...

Contract Software Test Engineer Web Security

Contract Security Test Engineer (Outside IR35) WRK digital are shortlisting for an experienced Contract Security Test Engineer on an Outside IR35 consultancy basis to take end‑to‑end ownership of the security testing capability within a complex digital programme built around Power Platform & Dyna ...

Software Engineer — Python & Microservices for Apps

Harvey Nash is hiring multiple Software Engineers of varying experience levels to join a growing technology team in Manchester. Candidates will design and develop scalable software solutions in a modern engineering environment. This role involves collaborating with cross-functional teams and contributi ...

Software Engineer Developer Experience (Backstage & AI)

慨正橡扯 is looking for a Software Engineer to join our Developer Experience team in Greater London. You will design and deliver crucial features that support engineering productivity, including tools and templates relied upon by ASOS engineers. In this role, you will take ownership of features, contribute ...

Senior Space Software Engineer – Onboard & Ground

MDA Space located in East Hagbourne is seeking a Software Engineer responsible for designing and developing on-board software and ground test software for our payloads. The candidate should have strong experience in C/C++ development, particularly in Linux environments, and possess good problem-solving abilit ...

Principal Software Engineer (Distributed Systems Elasticsearch)

Responsibilities We are on the lookout for a Principal Software Engineer I to join our Elasticsearch - Distributed Systems team and focus on how Elasticsearch provides scale, performance, and resilience This team owns how nodes in an Elasticsearch cluster communicate, and how data ...

Graduate Software Engineer — Training & Career Growth

A leading software company in Liphook is seeking a Graduate Developer to kick-start their career in software engineering. Recent graduates with skills in Java, C#, or Python are encouraged to apply. The role offers one-on-one training, exceptional market-leading benefits, and opportunities for career advancement ...

Graduate Software Engineer Aerospace Embedded Systems

Recruit Mint is looking for a Graduate Software Engineer to join their team in Lincolnshire. In this role, you will develop and debug software, supported by senior engineers, ensuring high-quality code for communications equipment. This position offers a unique opportunity to work on high-value projects early ...

Graduate Software Engineer Embedded Systems (Aerospace)

Recruit Mint Ltd is seeking a Graduate Software Engineer in Towngate, England to start a career contributing effectively in software development. The successful candidate will join a committed team working on vital communication systems for aircraft. Your responsibilities will include code development, ...

Software Development Engineer , Rufus Detail Page

Software Development Engineer , Rufus Detail Page Job ID: | Amazon Development Centre (London) Limited Rufus is a generative AI-powered shopping assistant in the Amazon Shopping app designed to help answer a variety of shopping-related questions. Rufus makes it easy for customers to fin ...

AIML Software Engineer, AI for Science

About the Role At GSK, we are actively building a future in which state‑of‑the‑art software, Artificial Intelligence (AI) and Machine Learning (ML) enable us to develop new therapies and personalized medicines that drive better outcomes for patients at reduced cost with fewer side effects. This am ...

Senior Software Development Engineer in Test

Senior Software Development Engineer in Test Location: Swansea, Bristol, Nottingham, Birmingham, Yeading (Hayes), Oldham , Newcastle, Leeds Salary: £44,241 per annum Vacancy Type: Permanent, Full Time or Part Time Closing Date: Sunday 28th J ...

Senior Software Development Engineer in Test

Senior Software Development Engineer in Test Location: Swansea, Bristol, Nottingham, Birmingham, Yeading (Hayes), Oldham , Newcastle, Leeds Salary: £44,241 per annum Vacancy Type: Permanent, Full Time or Part Time Closing Date: Sunday 28th J ...

Senior Software Development Engineer in Test

Senior Software Development Engineer in Test Location: Swansea, Bristol, Nottingham, Birmingham, Yeading (Hayes), Oldham , Newcastle, Leeds Salary: £44,241 per annum Vacancy Type: Permanent, Full Time or Part Time Closing Date: Sunday 28th J ...

Senior Software Engineer, Infrastructure / Efficiency / Productivity

Overview AI-First Automation & Intelligent Tooling Roku is the #1 TV streaming platform in the U.S., Canada, and Mexico, and we aim to power every television in the world. We connect consumers to content, enable publishers to build and monetize audiences, and provide advertisers uni ...

Software and Systems Defect Coordination Engineer

Our OEM Client based in Gaydon, is searching for Software and Systems Defect Coordination Engineer to join their team, Inside IR35. This is a contract position with a proposed end date of 31st March 2027.Interested in learning more about this job Scroll down and find out what skills, experience and education ...

Senior Mathematical Software Engineer C++ & Algorithms

Ecm Selection is seeking a senior C++ software engineer for their R&D team in Newcastle upon Tyne. The role involves leading the design and implementation of complex C++ code, requiring strong mathematical skills and collaboration across teams. The ideal candidate holds a PhD or master’s degree in a re ...

Remote Senior Software Engineer iOS (Viator)

Qualifications Experience of developing an iOS app and familiarity with mobile web and back‑end technologies would be beneficial. At least 5 years' experience of commercial software development, ideally working with a rich user interface. Experience with reactive program ...

Software Development Engineer III Developer Platform

Tesco UK • Welwyn Garden City • Hybrid • Full-Time • Apply by 25-Jun-2025 About the role At Tesco, we believe in the power of spending more time together, face to face, than apart. So, during your working week, you can expect to spend 60% of your time in one of our office locations or local sites and the rest re ...

Controllers Software Engineer Vice President London

Controllers Engineering Controllers Engineering is responsible for designing and implementing solutions that support financial measurement and reporting, including revenue, balance sheet, liquidity and capital. We also help meet the firm’s global regulatory financial reporting obligations and bu ...

Senior Software Engineer, Siri Evaluation Platform

APPLE is looking for a talented Software Engineer to join its Siri organization in Cambridge, UK. The role requires pushing boundaries in software development, crafting innovative platforms that empower teams across Apple to enhance the Siri experience. Candidates should have strong software developmen ...

Senior Software Engineer – Data Management Platform

Teamwork makes the stream work. Roku is changing how the world watches TV Roku is the #1 TV streaming platform in the U.S., Canada, and Mexico, and we've set our sights on powering every television in the world. Roku pioneered streaming to the TV. Our mission is to be the TV streaming platf ...

Software and Systems Defect Coordination Engineer

Salary: £35,000 - 60,000 per year Requirements We require strong knowledge of issue and defect management processes and tools. We require proficiency in root cause analysis techniques and problem-solving methodologies. We require the ability to develop, i ...

Production Software Engineer NPI & Test Automation

A leading technology firm in Waterbeach seeks a Software Production Engineer to enhance production processes. You will develop automation software integral to production test processes and contribute to manufacturing efficiency. Candidates should have a degree in Software Engineering and experience in LabVIEW, w ...

Hybrid Security Test Engineer – Firmware & Software

Sivara GmbH, a global engineering company, is seeking a Security Test Engineer in Glasgow, offering a hybrid work pattern. The position has a salary range of £80,000 and strong opportunities for progression and technical development. Responsibilities include ensuring software security robustness, perfo ...

Senior Software Engineer, Applied Innovation & AI

hackajob in Belfast is looking for a Senior Software Engineer to join the Applied Innovation team. You will work closely with customers and colleagues to prototype and deliver impactful software solutions, while exploring new technologies and mentoring junior team members. This position demands initiat ...

Principal Software Engineer C++ / Unreal / Defence

Salary: £80,000 - 85,000 per year Requirements Extensive experience, typically 15+ years, delivering high-performance software Proven technical leadership at Principal or Technical Lead level Strong hands‑on expertise in C++ and Unreal Engine Ba ...

Senior Software Engineer, Core SDK & Platform

Clutch Canada is looking for a Senior Software Engineer to join the Core Experiences Team in Brighton, England. In this role, you'll develop and optimize core services that enhance Speechify’s product experiences across platforms. The ideal candidate will have experience in Kotlin Multiplatform and sys ...

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    Lead Software Engineer Full Stack Java React Jobs in United Kingdom Job Search Guide, Trends and Insights