326 to 350 of 374 Permanent Senior Software Engineer Jobs

Senior Software Engineer

Hiring Organisation
Sanderson Government and Defence
Location
United Kingdom
Employment Type
Permanent
Salary
£95,000
essential as long as you are keen to learn): High performance application design and development in C++ and related languages. Developing and deploying software which typically includes low level development (eg real-time software, drivers, embedded software etc.) and requires an understanding of the underlying hardware systems. … Highly motivated with a strong academic background typically in Engineering, Computer Science, Physics or Mathematics. PhD applicants also encouraged. Ability to produce high-quality software Understanding of low-level computing concepts C++ experience (or similar) Proven problem-solving/fault-finding skills Ability to multi-task and stay organised ...

Senior Software Engineer - Fullstack

Hiring Organisation
Areti Group | B Corp™
Location
Scotland, United Kingdom
Senior Full Stack Developer Location: Edinburgh (Remote-first, with occasional office visits) Salary: £50,000 – £60,000 per year + competitive benefits About the Role We’re looking for a Senior Full Stack Developer to join our engineering team and help build an advanced resource planning platform. … team. Participate in the full feature lifecycle—from ideation to deployment and ongoing improvements. Work in an agile environment on a large-scale software product. About You Strong experience in full stack development, with expertise in C#/.NET (Framework and Core) and JavaScript (Vue.js experience is a plus ...

Senior Software Engineer - Frontend

Hiring Organisation
Areti Group | B Corp™
Location
Scotland, United Kingdom
Senior Front-End Developer Location: Edinburgh (Remote-first, with occasional office visits) Salary: £50,000 – £60,000 per year + competitive benefits About the Role We’re looking for a Senior Front-End Developer to join our engineering team and help build an advanced resource planning tool. … team. Participate in the full feature lifecycle—from ideation to deployment and ongoing improvements. Work in an agile environment on a large-scale software product. About You Strong experience in front-end development with JavaScript (Vue.js experience is a plus). Comfortable working across the stack when needed, with ...

Senior Software Engineer - Backend

Hiring Organisation
Areti Group | B Corp™
Location
Scotland, United Kingdom
Senior Back-End Developer Location: Edinburgh (Remote-first, with occasional office visits) Salary: £50,000 – £60,000 per year + competitive benefits About the Role We’re seeking a Senior Back-End Developer to help build and scale a cutting-edge resource planning platform. You’ll focus … technical approaches. Participate in the full feature lifecycle—from concept to deployment and ongoing enhancements. Work in an agile environment on a large-scale software product. About You Strong experience in back-end development with C# and .NET (Framework and Core). Comfortable working across the stack when needed ...

Senior Software Engineer, Android

Hiring Organisation
Toast Tab, Inc
Location
Dublin, Ireland
Employment Type
Permanent
Salary
EUR 125,000 - 150,000 Annual
restaurant products. Millions of servers, hosts, bartenders, and chefs use Toast's POS daily to serve their guests! Toast is looking for a Senior Android Engineer to join our Kiosk team. This team is responsible for owning the Kiosk product, a guest facing Android tablet that enables self … team's effectiveness Do you have the right ingredients (Requirements) Highly proficient in all aspects of native Android development with Kotlin Proficient in Software Development best practices ( Code Quality, UnitTest, test automation ) Excellent cross-team communication skills on complex technical topics Experience with Selenium or Espresso/Screenshot testing ...

Senior Software Engineer

Hiring Organisation
Sanderson Government and Defence
Location
Surrey, South East, United Kingdom
Employment Type
Permanent
role requires close collaboration within an agile software environment, applying strong technical expertise and domain knowledge while communicating effectively with a broad range of internal and external stakeholders. Depending on individual strengths and experience, the role may focus on either modern user interface design and implementation or embedded software … also include responsibility for managing and supporting team members, reporting on performance, and assisting with resourcing and development. Responsibilities: Producing detailed designs for product software components Implementing and testing software as part of an agile development team Developing a strong understanding of existing electronic warfare, sensor, and communications ...

Senior Software Engineer - Python & React

Hiring Organisation
Liberty Information Technology
Location
Galway, Ireland
Employment Type
Permanent
Salary
EUR 125,000 - 150,000 Annual
Experience and skills we need: AWS, Python, React experience is essential Strong technical leadership - coaching and mentoring junior developers A third level qualification in Software Engineering, Computer Science or STEM subject and 3 years' software development experience in a commercial environment; or current and valid industry recognised certifications … years' software development experience in a commercial environment Have worked with DevOps tools such as Jenkins, Bamboo, Git, or similar, for deployment purposes Feature or function design and delivery as part of an agile software development team (Scrum, Kanban, XP, etc.). Have worked with Product Owners, customers ...

Flight Simulation Software Engineers (Associate, Experienced, and Senior)

Hiring Organisation
Boeing
Location
Berkeley, Missouri, United States
Employment Type
Permanent
Salary
USD Annual
welcoming, respectful and inclusive, with great opportunity for professional growth. Find your future with us. The Boeing Company is currently seeking Flight Simulation Software Engineers (Associate, Experienced, and Senior) to join the Flight Simulation Labs team located in Berkeley, MO. This position will focus on supporting the Boeing … Defense, Space & Security (BDS) business organization. The roles will involve software development for tools that support simulation infrastructure across Flight Simulation Labs. Selected candidates will be aligned to a statement of work that best suits their interests and skillset, some of which could include: Creating core simulation infrastructure ...

Senior Software Engineer

Hiring Organisation
The ONE Group Ltd
Location
Cambridge, England, United Kingdom
office) Job Type: Full-time, Permanent Hours: 37.5 hours per week, Monday to Friday Salary: £65,000 to £75,000 A market-leading software provider is seeking a C# .NET Software Developer to join their software development team in Cambridge. With over 25 years of expertise operating … business delivers management services and software used by major businesses. This is an opportunity to join a highly technical, collaborative team where you can have genuine impact on a product used across European markets. The Role: You’ll join a small, agile development team as a full-stack developer ...

Senior Software Engineer

Hiring Organisation
Matchtech
Location
Farnborough, England, United Kingdom
delivering advanced secure systems used in highly critical defence and national security programmes. This role sits within a multidisciplinary engineering team developing innovative hardware-software solutions across embedded, cyber and secure communications domains. You will work on challenging, real-world technical problems, from early-stage research through to fully … small, highly capable engineering team responsible for designing and delivering secure, high-reliability solutions. The role offers broad technical exposure across embedded systems, software engineering, prototyping and product development. You will work flexibly across platforms, languages and technologies to rapidly develop demonstrators, evolve them into mature solutions, and support ...

Senior Software Engineer - Forward-Deployed AI & Modernization

Hiring Organisation
MongoDB
Location
Dublin, Ireland
Employment Type
Permanent
Salary
EUR 125,000 - 150,000 Annual
leading database platform provider is seeking a Senior Forward Deployed Engineer in Dublin. The role involves contributing to application modernization projects, engaging with enterprise clients, and utilizing technologies like MongoDB and Generative AI. The ideal candidate has over 4 years of experience and strong problem-solving skills. This ...

Senior Software Engineer (AI/ML)

Hiring Organisation
Fenergo
Location
Dublin, Ireland
Employment Type
Permanent
Salary
EUR 125,000 - 150,000 Annual
About us At Fenergo, we're not just building software-we're transforming how the world's leading financial institutions fight financial crime. Headquartered in Dublin and trusted by over 100 of the world's top financial institutions, we're on a mission to change the game. … This Role Entail: Are you passionate about deploying cutting edge AI solutions to combat financial crime? We are seeking a talented and motivated AI Engineer to join our dynamic team focused on client lifecycle management. This is an exciting opportunity to work with Large Language Models (LLMs) in production ...

Senior Software Engineer (Front end)

Hiring Organisation
Viasat
Location
Dublin, Ireland
Employment Type
Permanent
Salary
EUR 125,000 - 150,000 Annual
processes, improve quality, and support usability for various personas. You'll participate in our team meetings and agile ceremonies. This is a hands on software engineering role. What you'll need A degree in Computer Science, Software Engineering or related field or equivalent practical hands on experience Extensive … professional experience in a related job using an Agile software lifecycle including TDD, pair programming, short release cycles Experience working in a collaborative team environment Self Starter What will help you on the job Key Skills Experience developing applications using React Native combined with TypeScript (required) Experience with Test ...

Java Sr. Software Engineer

Hiring Organisation
Cognizant
Location
Burgess Hill, West Sussex, South East, United Kingdom
Employment Type
Permanent
Location : Burgess Hill Work frequency in the office :3 days work from office Job Summary As a Senior Engineer in you will be building core features and functions of card transaction systems on distributed platform deployed in the cloud. Actively participating in agile teams and the latest development ...

Senior Software Engineer Java

Hiring Organisation
Stealth IT Consulting Limited
Location
Telford, Shropshire, West Midlands, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£80,000
Hybrid Remote | National-Scale Digital Platforms | Public Sector A leading global technology organisation is hiring Senior Java Engineers to work on large-scale digital platforms used by millions of people across the UK. This is a hybrid-remote opportunity where youll work predominantly from home, with occasional travel … public sector systems at national scale Modern engineering practices and mature Agile delivery Strong focus on technical excellence, collaboration, and innovation Clear progression for senior and lead engineers What youll be doing Designing and building modern, scalable back-end applications using Java Delivering features end-to-end within cross ...

Senior Software Engineer (TypeScript / Node.js / PHP / AWS)

Hiring Organisation
AgeChecked
Location
London Area, United Kingdom
Joining our team you will be jointly responsible for the design, development, and maintenance of secure, scalable software systems powering both internal and external products and services related to AgeChecked frontend, AgeChecked for Ecommerce, AgeAware and other special projects. You will work across the stack, building robust back ...

Senior Software Engineer, Network Service Mesh - Slack

Hiring Organisation
Slack Enterprise
Location
Dublin, Ireland
Employment Type
Permanent
Salary
EUR 125,000 - 150,000 Annual
security boundaries. In addition, we architect, build, and maintain the systems behind Ingress load balancing and intelligent traffic management, including a custom fleet of software load balancers, cloud-based load balancing infrastructure, DNS, and CDN services.Slack's infrastructure is always evolving to support our fast-growing business. Service Network … technical issues to maintain optimal service mesh operation, meeting or exceeding performance, reliability, and SLO targets.What you should have 5+ years of experience in software engineering, with a strong focus on distributed systems, cloud-native applications, and microservices. Deep understanding of service mesh technologies such as Istio, Linkerd ...

Senior Software Engineer, Query SDET Dublin

Hiring Organisation
MongoDB
Location
Dublin, Ireland
Employment Type
Permanent
Salary
EUR 125,000 - 150,000 Annual
MongoDB Query Team is hiring Software Engineers who want to join us in building a state-of-the-art distributed query system. We are responsible for the MongoDB Query Language and the lifecycle of each query, from parsing to optimization to plan selection; our engineers work on maintaining … speak to candidates who are based in Dublin for our hybrid working model. Candidate Profile Minimum 5 years of experience in QA automation or software development with a focus on test automation Significant programming experience Ability to work in highly ambiguous environments Proficiency in writing and maintaining test automation ...

Senior Software Engineer Java

Hiring Organisation
Stealth IT Consulting Limited
Location
Telford, Shropshire, United Kingdom
Employment Type
Permanent
Salary
GBP 80,000 Annual
Hybrid Remote National-Scale Digital Platforms Public Sector A leading global technology organisation is hiring Senior Java Engineers to work on large-scale digital platforms used by millions of people across the UK. This is a hybrid-remote opportunity where youll work predominantly from home, with occasional travel ...

Java Sr. Software Engineer

Hiring Organisation
Cognizant
Location
Burgess Hill, Sussex, United Kingdom
Employment Type
Permanent
Salary
GBP Annual
Location : Burgess Hill Work frequency in the office :3 days work from office Job Summary As a Senior Engineer in you will be building core features and functions of card transaction systems on distributed platform deployed in the cloud. Actively participating in agile teams and the latest development ...

Senior Software Engineer - Red Hat Cost Management (Ireland)

Hiring Organisation
Red Hat, Inc
Location
Dublin, Ireland
Employment Type
Permanent
Salary
EUR 125,000 - 150,000 Annual
e.g., Cursor, Sourcery) to accelerate delivery and code quality. About Red Hat Red Hat () is the world's leading provider of enterprise open source () software solutions, using a community-powered approach to deliver high-performing Linux, cloud, container, and Kubernetes technologies. Spread across 40+ countries, our associates work flexibly ...

Senior Software Engineer (Android)

Hiring Organisation
Campus
Location
Limerick, Ireland
Employment Type
Permanent
Salary
EUR 125,000 - 150,000 Annual
spirit, where creativity, innovative problem-solving, and learning agility drive our day-to-day actions. Role We are seeking a skilled and experienced Android Engineer to join our team. In this role, you will be responsible for improving and maintaining Android based POS software responsible for processing millions … transactions across university campuses each year. Our app is built using Kotlin, Jetpack Compose, and modern Android best practices. Our software runs on target hardware, and our application reads university credentials via NFC to support various features, such as Event access, Meal charges, and Purchases using a student ...

Senior Software Engineer (£70k + benefits)

Hiring Organisation
Morson Edge
Location
Manchester, United Kingdom
Employment Type
Permanent
Salary
GBP 70,000 Annual
Great opportunity for Software Engineers to work for a tech start-up in Manchester going through a period of growth ahead of seeking Series-B investment early this year. You'd join a small engineering department and would work within a cross functional product-based team responsible for building ...

Senior Software Engineer - Quant Firm

Hiring Organisation
Dex
Location
City of London, London, United Kingdom
data science problem. They are deploying massive compute clusters and proprietary machine learning models to trade billions of dollars daily. If you're an engineer who cares about nanoseconds, cache locality, and architecting petabyte-scale infrastructure, this is the pinnacle of technical challenge. What You’ll Work On Architect … implement the critical path for trading execution, building order management systems and market connectivity layers where performance is measured in microseconds. Scale Data Pipelines: Engineer elegant, distributed systems capable of ingesting and processing petabytes of market and alternative data, ensuring absolute consistency for research teams. Operationalize Machine Learning: Bridge ...

Senior Software Engineer Remote Based - Ireland

Hiring Organisation
Accela, Inc
Location
Ireland
Employment Type
Permanent
Salary
EUR 125,000 - 150,000 Annual
develop robust mobile application features with a strong focus on performance, responsiveness, and user experience. Write unit tests, document code, and follow established software development best practices. Collaborate closely with backend developers, QA engineers, designers, and product managers to define and deliver high quality mobile solutions. Contribute to planning … tools. Required Qualifications Bachelor's degree or equivalent experience in Computer Science or a related field, with at least 5 years of professional software development experience. At least 3 years of hands on experience in mobile application development. Strong experience building cross platform mobile or web applications using Angular. ...