Permanent Software Engineering Job Vacancies

1,551 to 1,575 of 4,927 Permanent Software Engineering Jobs

Senior Software Engineer - UK

Bangor, County Down, United Kingdom
Gaming Labs International
Posted Wednesday, June 4, 2025 at 11:00 PM Senior Software Engineer -UK This is an office based role in Bangor, North Wales Who We Are With over 33 years in the industry, Gaming Laboratories International is the global leader in the testing and certification of gaming devices and systems. We are proud of our stability and our history … top-notch benefits, and a company culture focused on employee development and career enhancement. Our team members can communicate and collaborate with colleagues around the world. Job Summary : The Software Engineer is responsible for the design, development, and deployment of internal and external software systems and solutions. They are also responsible for mentoring junior engineers, providing technical leadership … and contributing to strategic decisions that shape the future of our technology stack. Key Responsibilities : Provides end-to-end software solution development, including: Takes ownership of specific application(s) and system(s) areas, as assigned. Continuously refines and improves code, updating and advancing current code base, as feasible. Maintains the value of application code(s) as a Company asset. More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Senior Options Software Engineer (London)

London, UK
Citadel
Senior Options Software Engineer, London Client: Location: London, United Kingdom Job Category: Other EU work permit required: Yes Job Reference: ab66e8b8da22 Job Views: 4 Posted: 17.07.2025 Expiry Date: 31.08.2025 Job Description: Responsibilities Build, maintain and support one of the world's most powerful trading platforms while continuously improving performance, functionality and stability of the system Design, develop, test, and … deploy elegant software solutions across the firm Partner with business leaders to define priorities and deliver custom solutions Analyze complex business and technical problems Make sound decisions proactively and in a self-directed manner Provide timely systems support for trading activities Qualifications 5+ years of working experience Experience working in C++ Experience working with distributed systems Sound understanding of … multi-threaded application design and development Passion for technology and software development Ambition to solve open-ended problems using analytical methods Ability to work independently and prioritize high-impact projects Strong communication and interpersonal skills applicable to a dynamic trading environment Bachelor's degree (or equivalent experience) in Computer Science or related field In accordance with applicable law, the More ❯
Employment Type: Full-time
Posted:

Software Engineer

United Kingdom
Hybrid / WFH Options
Workpro
and ReactJS Older technologies: .NET framework, AngularJS, and jQuery Design systems: Carbon You will have a structured career path supporting your technical growth from your starting position to Software Architect. What is CAS? CAS is an employee-owned software company, with all permanent staff having the opportunity to own shares. The working atmosphere is collaborative, and the office … expanded our customer base from 12 to more than 50 in the last 5 years. Founded in 1969 as part of Heriot-Watt University, CAS is Scotland's first software house, celebrating its 50th anniversary in 2019. We are based on the Heriot-Watt Research Park, west of Edinburgh. Our Culture CAS is a product-based company We own … learning environment We allocate time and resources for training and skill development. Bonuses and promotions reward learning and skill acquisition. Our structured career path supports growth from graduate to software architect. We seek developers eager to learn and work with both legacy and modern technologies. Teamwork, respect, and shared contributions are fundamental to our culture. Flexible, remote-working environment More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Senior Software Developer

Nottingham, Nottinghamshire, East Midlands, United Kingdom
Hybrid / WFH Options
Oscar Associates (UK) Limited
Senior Software Engineer Location: Remote (UK-based) or Hybrid from Nottinghamshire office Salary: £40,000 - £50,000 per annum Team: Cross-functional team of 12 Reports to: Development Manager Join a Global Leader in Hosting & Infrastructure We're looking for a Senior Software Engineer to join our dynamic, cross-functional team at a globally recognised hosting and cloud More ❯
Employment Type: Permanent, Work From Home
Salary: £50,000
Posted:

Senior Software Engineer, Clojure (London)

London, UK
DRW
do that matters–it's how we do it. DRW is a place of high expectations, integrity, innovation and a willingness to challenge consensus. We are seeking a Senior Software Engineer to join our Unified Platform (UP) team. UP consolidates data and technologies into a comprehensive solution, accelerating time to market. Optimizing decision-making and research, our platform simplifies … implementing new ideas, enhancing our competitive edge. The UP-Trade Operations team is responsible for developing software to empower the Global Trading Operations group across a variety of specialties. This team is looking for application software developers who can help with our broad set of challenges. We work from high-level requirements where programmers are expected to gain More ❯
Employment Type: Full-time
Posted:

Senior Software Engineer (London)

London, UK
easyJet
Social network you want to login/join with: Senior Software Engineer(16063)Description easyJet holidays is the UK’s fastest growing tour operator, with a mission to provide brilliant holidays at unbeatable prices in more than 100 destinations across Europe. We do this by combining easyJet’s vast flight network with more than 5000 handpicked hotels and best … our website and all proprietary software. This tight-knit and fast-moving team faces significant pressure but is central to helping the company achieve its ambitious goals. The Senior Software Engineer, you'll work closely with our development teams to create and support both new and existing solutions. This role involves applying our quality standards to all projects, supporting … teams by designing and documenting technical solutions, providing technical expertise, and performing code reviews to ensure consistency with our standards. The Senior Developer will also stay updated with current software development trends and innovations that could benefit easyJet’s strategy. What you'll be doing: In this role, you'll support and guide the development and product teams towards More ❯
Employment Type: Full-time
Posted:

Senior Software Performance Analysis Engineer

Cambridge, Cambridgeshire, United Kingdom
Hybrid / WFH Options
Arm Limited
Arm's Userspace Performance team is looking for skilled software performance analysis engineers to join a growing team. Successful candidates will help improve the performance of software running on Arm systems used across the world. About The Team You will join a team of Software Engineers who all share a passion for wanting to stamp their mark … wherever it may lead. If you are similarly passionate about leading edge technologies, then we want to hear from you! We strive to understand the hard problems of why software is not running as fast as it could be. We tend to look into large software stacks with sophisticated interactions. We work closely with our tooling teams and … understand the bottlenecks and what investigate next. Analysing and improving large codebases for different performance aspects. Working with different platforms that include the latest hardware, but also FPGAs and software models of upcoming hardware designs. Documenting the analysis performed, sharing knowledge within the team and wider. Producing write-ups and presentations to help other developers handle similar problems. Contributing More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Senior Software Engineer, Clojure

London, United Kingdom
P2P
do that matters-it's how we do it. DRW is a place of high expectations, integrity, innovation and a willingness to challenge consensus. We are seeking a Senior Software Engineer to join our Unified Platform (UP) team. UP consolidates data and technologies into a comprehensive solution, accelerating time to market. Optimizing decision-making and research, our platform simplifies … implementing new ideas, enhancing our competitive edge. The UP-Trade Operations team is responsible for developing software to empower the Global Trading Operations group across a variety of specialties. This team is looking for application software developers who can help with our broad set of challenges. We work from high-level requirements where programmers are expected to gain More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Senior Hypervisor Software Engineer (Windows)

United Kingdom
Hybrid / WFH Options
Nutanix
Integral to the Nutanix software stack is the Acropolis Hypervisor (AHV). AHV is an enterprise-grade hypervisor, tailor-made for Nutanix's software solution. It has reliability, performance and scalability characteristics proven to be capable of meeting the demands of the toughest enterprise and private cloud workloads. Within the AHV team we have a specialist role for … cloud computing and AI infrastructure. Leading the development of features from concept to market, often interacting with cross-functional areas such as product management, sales, and support. Mentoring other software engineers. What You Will Bring Bachelor's, Master's, and/or PhD degree in Computer Science (preferred) or another technical discipline/equivalent experience. 3-10 years of More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Developer - Software Engineer with Security Clearance

Chantilly, Virginia, United States
Agile Business Concepts LLC
C#, and Databricks. Key Responsibilities: Utilize Splunk for monitoring activity, performance, and issues related to applications. Leverage Microsoft SQL Server for database management, configuration, and administration. Incorporate Sponsor-procured software in system builds to meet project requirements. Develop and deploy custom Windows services and web applications tailored to mission needs. Deploy applications using Amazon Web Services (AWS) and cloud More ❯
Employment Type: Permanent
Salary: USD Annual
Posted:

Senior Software Engineer (TypeScript) (London)

London, UK
Hybrid / WFH Options
Cryptio
This job is brought to you by Jobs/Redefined, the UK's leading over-50s age inclusive jobs board. Summary Cryptio is looking for a software engineer interested in working on finance/accounting related products. You will join a team of talented engineers working on Cryptio's core SaaS product. The mission of this team is to … new features and maintain existing ones Document and test your code Work closely with product teams to ensure new features meet user needs Requirements 5+ years of experience writing software Strong knowledge of TypeScript Comfortable working with PostgreSQL (or another relational database) Comfortable working with the Node.js ecosystem Impeccable spoken and written English Excellent communication with both technical and More ❯
Employment Type: Full-time
Posted:

Software Engineer III with Security Clearance

Herndon, Virginia, United States
Cinteot Inc
Job Description Cinteot is looking for a Software Engineer to join our diverse team at our Herndon, VA, office. The candidate will work within a cross-functional Agile Scrum Team primarily focusing on building and maintaining containerized systems running in Kubernetes, however, will also participate in requirements gathering and assisting the Information Assurance team in maintaining security paperwork. This More ❯
Employment Type: Permanent
Salary: USD Annual
Posted:

Software Engineer/Data Scientist with Security Clearance

Annapolis Junction, Maryland, United States
Eureka Strategic Consulting
Software Engineer/Data Scientist Active Top Secret (TS/SCI) clearance with polygraph is required. YOE Requirement: 8 yrs., B.S. in a technical discipline or 4 additional yrs. in place of B.S. Description: As a data scientist specializing in graph analysis and algorithms, you will join a collaborative team building an entirely new graph analysis platform that, for … Validate and analyze mission data to confirm accuracy, integrity, and optimal performance. • Collaborate closely with analysts to understand and translate analytical requirements into practical graph-based solutions. • Work alongside software developers to integrate efficient queries and data parsers into robust software components. • Maintain clear, comprehensive documentation of graph schemas, data models, and related processes using tools such as More ❯
Employment Type: Permanent
Salary: USD Annual
Posted:

Senior Software Engineer (London)

London, UK
Hybrid / WFH Options
NewStore
Join to apply for the Senior Software Engineer role at NewStore . The Role Step into a pivotal role where your expertise and leadership drive technical innovation and excellence. As a Senior Engineer, you will be instrumental in shaping the technical landscape, mentoring team members, and delivering high-quality solutions. Be a technical authority : Set high standards for your … domain, from design to deployment and monitoring. You can learn more about our Minimum Standards of Product Development here. Your Profile You have 8+ years of experience delivering complex software solutions in fast-paced environments. You're skilled in areas critical to our platform (e.g., database optimization, service frameworks, continuous delivery). You have experience working with Node.js/ More ❯
Employment Type: Full-time
Posted:

Software Engineer (DV Security Clearance) (IT) - CGI

United Kingdom
Java Script Works
Cloud Platforms and Technologies: AWS (e.g., Lambda, API Gateway, EKS), Azure, Google Cloud Platform (GCP); Cloud Native Apps Kubernetes, OpenShift, MicroK8s; Infrastructure as Code (IaC), Automation & Configuration Management Ansible (plus Puppet, SaltStack), Terraform, CloudFormation; Programming Languages and Frameworks Node.js, React More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Software Engineer

London, United Kingdom
Faculty
About Faculty At Faculty, we transform organisational performance through safe, impactful and human-centric AI. With more than a decade of experience, we provide over 350 global customers with software, bespoke AI consultancy , and Fellows from our award winning Fellowship programme . Our expert team brings together leaders from across government, academia and global tech giants to solve the … with AI and machine learning, revolutionising how businesses thrive utilising Decision Intelligence. What you will be doing: Collaborating with other Engineers in the team, developing and implementing AI-driven software solutions built on a modern, cloud native architecture. Developing high quality, production-ready code primarily in Python Making some contributions to our simulation engine, written in Rust. Helping define More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

HTP Software Engineer

Newcastle Upon Tyne, Tyne And Wear, United Kingdom
amber labs
Software Engineer - Java Full Stack The Company: At Amber Labs, we are a cutting-edge UK and European technology consultancy that prioritises empowering autonomy, promoting experimentation, and facilitating rapid learning to provide exceptional value to our clients. Our company culture is centred around collaboration, where all colleagues, regardless of their role, work together to minimise risk and shorten delivery … times. Our team consists of highly-skilled cross-functional consultants, analysts, and support staff. Role Overview: Amber Labs is looking for a talented Software Engineer to join our team, working on impactful digital initiatives that modernise government services across the UK. This role offers the opportunity to design, develop, and maintain critical systems that improve accessibility and efficiency for More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Software Engineer

Wales, United Kingdom
Iceland
rich history of loving our customers and looking after our teams. We understand that success is achieved through our people, and we are searching for two committed and passionate Software Engineers to join our growing business. Purpose of the role As a Developer within the Online IT team, you will be working with an experienced group of technical people More ❯
Employment Type: Full-Time
Salary: Competitive salary
Posted:

Software Engineer

Deeside, Flintshire, Wales, United Kingdom
Iceland Food Group
rich history of loving our customers and looking after our teams. We understand that success is achieved through our people, and we are searching for two committed and passionate Software Engineers to join our growing business. Purpose of the role As a Developer within the Online IT team, you will be working with an experienced group of technical people More ❯
Employment Type: Permanent
Posted:

Software Engineer with Security Clearance

Fairfax, Virginia, United States
Convirgence
STAR 2250 DV - Software Engineer Position Requires ACTIVE TS/SCI Clearance with Polygraph No Level Required McLean The maximum number of FTEs is 1 (one). Actual FTE bid, labor category, and skill level is at the discretion of the Contractor. INTRODUCTION: The Sponsor's office is looking for an individual to compliment the team with Elasticsearch and More ❯
Employment Type: Permanent
Salary: USD Annual
Posted:

Senior Software Engineer (London)

London, UK
Hybrid / WFH Options
TradingHub
a finance-focused big data firm. Our goal is to continue creating the world's leading financial markets analytics platform. The Role You will be working as a Senior Software engineer in the GUI team which is responsible for the underlying web frameworks which power our MAST and CaaS products and internal tools. Our goal is to allow financial … creating and maintaining websites Experience with frontend frameworks such as React, Vue or Microsoft Blazor Knowledge of authentication and authorisation including token technologies e.g. JWT Demonstrable experience of building software products from start to finish Passionate about ensuring TH best development practices are upheld across the team Comfortable tutoring new joiners about the technical capabilities and demands of the More ❯
Employment Type: Full-time
Posted:

Software Engineer - Planning, Operations and Manufacturing

London, United Kingdom
Hybrid / WFH Options
News Corp UK & Ireland Limited
Job Description Role: Mid-Level Software/DevOps Engineer Location: London Bridge Contract: Permanent We are News UK : a company full of talented, dedicated and creative people. We are an ambitious and ever-growing organisation with a passion for storytelling, capturing moments, meaning and magic to make sense of the world. Our newspapers reach more than 30 million people … feature requests. Print: Tackling a significant challenge-simplifying our print publishing processes and technology by leveraging new automation tools. Your Role We're looking for a passionate Mid-Level Software/DevOps Engineer to join our team with the prospect of leading the development, management, and optimisation of our Planning and Operations tech ecosystem. You will play a critical … maintain various systems, in-house integrations and applications within the print ecosystem to facilitate the publishing workflow (inc. new features and workflows, as required). Deployment of configuration and software changes to all environments (inc. documentation of releases for users and technical resources). Perform capacity planning, and work with the infrastructure and cloud teams to ensure we have More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Software Engineer, Full Stack - Web Modeler Acceleration

United Kingdom
Hybrid / WFH Options
Camunda Services GmbH
offering. Coach other engineers by sharing your expertise and improving team practices. What You Bring: Ability and/or willingness to use our product 5+ years of experience in software development, including coding, reviewing, testing, and refactoring. Experience building and maintaining complex applications with Spring Boot, Maven, and Docker, following best practices. Experience with React and modern JavaScript tooling … comfortable with the "you build it, you run it" mindset . Nice-to-haves: Experience with Kubernetes and Helm. Knowledge of GitHub workflows and actions. Experience using or building software in the automation space (e.g., Camunda or similar tools). What We Have to Offer: Compensation For external hires, we consider the skills and experience of the incoming candidate More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Senior Software Engineer

Manchester, England, United Kingdom
Hybrid / WFH Options
Burns Sheehan
Senior Full Stack Engineer – join a growing AI Start-Up🚀 💰Up to £90,000 🏡Hybrid Working – Manchester based 💻React.js, TypeScript, Node.js We are currently partnered with a growing AI start-up based in Manchester who are now scaling and they More ❯
Posted:

MongoDB Software Engineer

Hayes, London, United Kingdom
Hybrid / WFH Options
Gray Global Placements LTD
MongoDB Engineer A leading global Aviation and Transport IT Solutions Provider is looking for a strong, senior MongoDB Engineer to join their team based in London. Your work will include query optimisation and conversion of queries into MongoDB. Someone with More ❯
Employment Type: Permanent, Work From Home
Salary: £70,000
Posted:
Software Engineering
10th Percentile
£46,250
25th Percentile
£55,000
Median
£70,000
75th Percentile
£97,528
90th Percentile
£127,500