Onsite
At Amentum, we're not just solving problems; we're engineering the future. Our team is driven by an unyielding commitment to innovation, integrity, and collaboration, tackling some of the most significant challenges in science, security, and sustainability. If you're passionate about making a real impact and want to be part of a community that values ethical excellence, this is the place where your ambition can thrive.
Here, we believe that success comes from continuously pushing boundaries and working together to deliver on our promises. We embrace challenges with confidence and are dedicated to creating a secure and vibrant future for all.
We’ll inspire and empower you to deliver your best work so you can evolve, grow and succeed – today and into tomorrow. We offer an exciting range of opportunities to develop your career within a supportive team who always strive to do the right thing for our people, clients and communities.
People are our greatest asset, and we offer a competitive package to retain and attract the best talent.
In addition to the benefits you’d expect, UK employees also receive free single medical cover and digital GP service, family-friendly benefits such as enhanced parental leave pay and free membership of employee assistance and parental programmes, plus reimbursement towards relevant professional development and memberships.
Work-life balance and flexibility is a key focus area for us. We’re happy to discuss hybrid, part-time and flexible working hours, patterns and locations to suit you and our business.
About the Opportunity
We are seeking a Front-End Developer to join our progressive Informatics team.
You will be working with a range of data capture, analysis and visualisation technologies to support our organisation’s objectives and client challenges. With exposure to an expanding range of market sectors; you will deliver dynamic, innovative solutions to internal and external clients.
Key responsibilities will include:
Developing innovative solutions to address client challenges.
Creative design and delivery of digital products and solutions.
Management and analysis of Geospatial data.
Collaboration with team members to deliver and expand capabilities.
Maintaining our high standards of accuracy and integrity.
Staying up to date with latest software engineering trends and technology within different industries.
Skills and Requirements:
Bachelor’s degree in GIS, Informatics, IT or a related field (2:1 minimum).
Strong front-end development skills (JavaScript, HTML5, CSS).
Experience using modern JavaScript frameworks such as React, Vue, or Angular (React preferred).
Expertise with web mapping libraries, such as ArcGIS Maps SDK for JavaScript, OpenLayers or Leaflet.
Experience developing REST APIs and integrating geospatial services into front-end applications.
Competence in server-side development using languages such as Python, Node.js, or .NET.
Experience with version control (Git or equivalent).
A strong background in the use of GIS software, ideally ESRI product suite.
Experience in geospatial software and task automation withing FME and/or python.
Strong experience with spatial databases, including ESRI Enterprise Geodatabases (SDE) and PostgreSQL/PostGIS.
Understanding of GIS service architectures, including ESRI services (MapServer, FeatureServer, ImageServer) and OGC-compliant services (WMS, WFS, WMTS, WCS, Features API etc).
Hands-on experience developing within ArcGIS Enterprise Experience Builder.
Familiarity with GeoServer, MapServer, or other equivalent open-source GIS servers.
Ability to work collaboratively in a team environment, building strong relationships based on mutual trust and respect.
Excellent communication and presentation skills.
Driven and motivated to succeed, with a high level of personal accountability.
What else we provide
A flexible workstyle, embracing a hybrid working pattern and supporting those who need to balance work/life commitments a bit differently than others.
Free single medical cover and digital GP service.
Reimbursement towards relevant professional development and memberships.
An inclusive and diverse work environment, embracing the variety of disciplines, cultures, backgrounds and lifestyles of our employees through our Employee Networks.
A focus on safety, health, and wellbeing, prioritising our people through a supportive culture and positive mental health champion network .
Our Culture
Our values are built on a strong foundation of safety, integrity, and respect for every individual. People are at the heart of our mission, and we believe in supporting one another through a culture of care and collaboration.
We strive to create a workplace where everyone feels they belong and can thrive. Supporting mental wellbeing and fostering a sense of connection are essential to how we work.
When we embrace different perspectives and work together, we become more innovative, more agile, and more successful.
We partner with VERCIDA, for greater online accessibility please visit www.vercida.com to view and access our roles. As a Disability Confident employer, we will interview all disabled applicants who meet the minimum criteria for a vacancy. We welcome applications from candidates who are seeking flexible working and from those who may not meet all the listed requirements for a role.
If you require further support or reasonable adjustments with regards to the recruitment process (for example, you require the application form in a different format), please contact the team.
Compensation Details:
GBP
The compensation range or hourly rate listed for this position is provided as a good-faith estimate of what the company intends to offer for this role at the time this posting was issued. Actual compensation may vary based on factors such as job responsibilities, education, experience, skills, internal equity, market data, applicable collective bargaining agreements, and relevant laws.
Benefits Overview:
Our health and welfare benefits are designed to support you and your priorities. Offerings include:
Health, dental, and vision insurance
Paid time off and holidays
Retirement benefits (including 401(k) matching)
Educational reimbursement
Parental leave
Employee stock purchase plan
Tax-saving options
Disability and life insurance
Pet insurance
Note: Benefits may vary based on employment type, location, and applicable agreements. Positions governed by a Collective Bargaining Agreement (CBA), the McNamara-O'Hara Service Contract Act (SCA), or other employment contracts may include different provisions/benefits.
Original Posting:
05/21/2026 - Until FilledAmentum anticipates this job requisition will remain open for at least three days, with a closing date no earlier than three days after the original posting. This timeline may change based on business needs.
Amentum is proud to be an Equal Opportunity Employer. Our hiring practices provide equal opportunity for employment without regard to race, sex, sexual orientation, pregnancy (including pregnancy, childbirth, breastfeeding, or medical conditions related to pregnancy, childbirth, or breastfeeding), age, ancestry, United States military or veteran status, color, religion, creed, marital or domestic partner status, medical condition, genetic information, national origin, citizenship status, low-income status, or mental or physical disability so long as the essential functions of the job can be performed with or without reasonable accommodation, or any other protected category under federal, state, or local law. Learn more about your rights under Federal laws and supplemental language at Labor Laws Posters.
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